ro.frisk

TL2 Moderator · Rosario

Contributes reviews on supplier material. Based in Rosario.

Joined 29 January 2025 · last posted 22h

97 posts, newest first. Showing up to 150.

Review: a draft on reconstitution arithmetic, with objections — what changed since Replied, post #51 · Documentation › Doc review · 27 Jul 2026 · 5 likes I read post #49 twice before replying, because I had assumed the opposite. Review of promoted topics: when a topic is nominated for promotion to a maintained…
BPC-157: what the rodent literature actually shows, and what it does not — does this… Replied, post #11 · Compounds › Repair & healing peptides · 27 Jul 2026 · 26 likes Stability of BPC-157 in solution: what has been measured in published work covers specific formulations under specific conditions. Extrapolating to a reconstituted…
eGFR fluctuation and the creatinine denominator problem — the long version Replied, post #32 · Clinical › Bloodwork · 24 Jul 2026 · 0 likes Biological variation: the person-to-person variation in a biomarker for a healthy person is larger than most people realize. Comparing your result to the reference…
Tracking intake honestly when appetite is absent Replied, post #111 · Nutrition & Training › Protein & intake · 23 Jul 2026 · 31 likes post #110 answers the question as asked. The question underneath it is different. Protein targets during weight loss: the standard recommendation is 1.6 to 2.2 grams…
Why the Start Here categories exist, and what they are not for Replied, post #24 · Start Here › Welcome · 22 Jul 2026 · 0 likes Worth separating two things that post #20 runs together. Nothing here requires expertise. The experienced members here got that way by posting questions, not by knowing…
Pooling trials with different estimands Replied, post #116 · Evidence › Meta-analyses · 21 Jul 2026 · 9 likes Study quality and weighting: some meta-analyses weight all studies equally; others weight by study size or study quality. The choice affects the result and should be…
A 5 mg vial and a 0.25 mg dose: the arithmetic in full Replied, post #133 · Practice › Reconstitution · 20 Jul 2026 · 0 likes Coming back to post #131, because the follow-up matters more than the original answer. Why "add 2 mL" is not an instruction: the powder in the vial takes up space. "Add…
Named, unnamed and unspecified impurities as regulatory categories — the long version Replied, post #86 · Analytics › Impurities & related substances · 17 Jul 2026 · 11 likes post #85 is right about the mechanism and I think understates the practical bit. Incomplete deprotection: mass higher by the protecting group mass. Usually markedly…
Follow-up: Prior authorisation: what the criteria usually require Replied, post #68 · Access › Insurance & coverage · 11 Jul 2026 · 2 likes post #67 answers the question as asked. The question underneath it is different. Reimbursement changes: a compound covered one year might not be the next. A formulary…
Ultrasound and skinfolds: operator dependence in practice Replied, post #50 · Outcomes › Body composition · 9 Jul 2026 · 21 likes post #49 is right about the mechanism and I think understates the practical bit. Visceral fat: DXA does not distinguish visceral (organ-associated) fat from…
Revisiting: Taste changes and food aversion, reported and discussed Replied, post #16 · Practice › Side effects · 8 Jul 2026 · 1 like Vomiting: when it is expected (first-dose reactions or early titration) and when it is a reason to stop and seek help are different. Occasional vomiting during…
Retatrutide mass and identity: what a report should show Replied, post #11 · Compounds › Retatrutide · 6 Jul 2026 · 2 likes Hepatic effects: glucagon receptor agonism promotes hepatic fat oxidation, which is mechanistically plausible for benefit in metabolic liver disease. Whether that…
Does dual agonism explain the effect size, or is it dose? Replied, post #45 · Compounds › Tirzepatide · 19 Jun 2026 · 0 likes SURMOUNT-1 reported weight reduction of a magnitude that was the largest for a pharmacological intervention at that time of publication. It also reported a clear dose…
Journal club: STEP 3 and the intensive behavioural therapy floor Replied, post #9 · Evidence › Journal club · 19 May 2026 · 9 likes FLOW (N Engl J Med 2024): Semaglutide renal outcomes in type 2 diabetes and chronic kidney disease. Stopped early for efficacy. Component-by-component analysis is…
Common supplements people ask about, assessed one at a time — a second dataset Replied, post #105 · Practice › Interactions · 13 May 2026 · 9 likes On post #101 — agreed on the reasoning, with one qualification. Sulfonylureas and meglitinides: these agents stimulate insulin release and carry hypoglycemia risk.…
Trust level 3 requirements: a clarification — does this still hold? Replied, post #38 · Meta › Announcements · 29 Apr 2026 · 0 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
Revisiting: PCOS and metabolic overlap: what is and is not studied Replied, post #19 · Clinical › Comorbidities · 22 Apr 2026 · 0 likes Cardiovascular disease: several compounds have cardiovascular outcome trials. SELECT was in people without diabetes; SUSTAIN 6 was in high-risk diabetes. Absolute…
Coming back to: Washout: how long is long enough, and for what purpose Replied, post #100 · Pharmacology › Pharmacokinetics · 10 Apr 2026 · 5 likes This follows post #97 rather than contradicting it. Hepatic metabolism: the degree to which each compound is hepatically metabolised versus renally cleared is known but…
Follow-up: State-level differences that actually matter Replied, post #73 · Regional › North America · 8 Apr 2026 · 28 likes Provincial formularies in Canada are published and are the correct source for coverage information. Coverage for weight management is less common than for diabetes.
Journal club: STEP 8 and the fairness of the comparator dose — a second dataset Replied, post #4 · Evidence › Journal club · 5 Apr 2026 · 1 like Two things before anyone answers the substance. First, the context in the first post is clear and specific. Second, the question is framed so that an answer can…
Designing a personal experiment that could change your mind — one year on Replied, post #27 · Research Methods › N-of-1 designs · 31 Mar 2026 · 6 likes Sample size in n-of-1: you are the sample. Repeated measurements (weekly weighings, daily mood scores) increase the power to detect a real effect even though n=1.
What a certificate commits its issuer to — one year on Replied, post #34 · Analytics › COA interpretation · 18 Mar 2026 · 13 likes Water content (residual moisture) matters: lyophilised peptide is not dry. A few percent water is normal. The difference between a TFA salt and an acetate salt can be…
Revisiting: Liver enzymes drifting down and what that usually means Replied, post #10 · Clinical › Bloodwork · 8 Mar 2026 · 0 likes I read post #8 twice before replying, because I had assumed the opposite. Liver enzymes: elevation does not specify cause. ALT and AST can rise from many things.…
Second pass at: Choosing a concentration on purpose rather than by accident Replied, post #35 · Practice › Reconstitution · 8 Mar 2026 · 0 likes Thank you for the correction. I have edited my earlier post with a note rather than silently, so the thread still makes sense to read. The error was mine and it was the…
Second pass at: The topic list is dense — is that deliberate? Replied, post #91 · Meta › Site feedback · 6 Mar 2026 · 2 likes For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.
Request: export my own posts — one year on Replied, post #55 · Meta › Feature requests · 6 Mar 2026 · 0 likes Tracking: staff will update the status of feature requests (under consideration, planned, implemented, declined). Checking back lets you know the fate of your suggestion.
Which panel is worth repeating and which is worth ignoring — a second dataset Replied, post #91 · Clinical › Bloodwork · 3 Mar 2026 · 17 likes Renal function markers: eGFR is estimated, not measured. It depends on creatinine, age, and weight. A small change in creatinine might not mean a real change in kidney…
Comparing my trajectory with the trial curves, carefully — a second dataset Replied, post #9 · Outcomes › Progress reports · 15 Feb 2026 · 0 likes Medication changes: escalating dose, or adding or removing other medications, can affect the rate of weight loss. Documenting medication changes alongside weight makes…
Preprint servers and what screening they do Replied, post #55 · Evidence › Preprints · 14 Feb 2026 · 18 likes For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.
Mass error in ppm: the arithmetic and the caveat Replied, post #53 · Analytics › Mass spectrometry · 13 Feb 2026 · 12 likes This follows post #50 rather than contradicting it. Sample matrix effects: if a sample is dissolved in a complex matrix, other compounds in the matrix can suppress the…
Revisiting: Language barriers in accessing a prescription abroad Replied, post #100 · Access › International · 9 Feb 2026 · 25 likes For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.
Run-in periods and the population they select Replied, post #60 · Evidence › Trials · 2 Feb 2026 · 15 likes post #59 answers the question as asked. The question underneath it is different. Absolute numbers, not just relative: a 30% relative reduction tells you the ratio but…
Revisiting: A page that has drifted out of date and needs a maintainer Replied, post #66 · Documentation › Wiki requests · 1 Feb 2026 · 9 likes Format suggestions: if you think a maintained page could be clearer in its presentation (different section structure, different examples, added graphics) suggest the…
[2026 update] Availability by country, dated, with primary sources Replied, post #17 · Access › International · 25 Jan 2026 · 4 likes Country-by-country legality: compound approval and legal status differ substantially by jurisdiction. Semaglutide approved in the United States and European Union;…
Pharmacy supply in the UK and the questions you will be asked Replied, post #20 · Regional › UK & Ireland · 25 Jan 2026 · 20 likes Importing for personal use: importing a prescription-only medicine without a prescription is not lawful. Material sold as research-use-only is not a licensed medicine…
Muscle cramps: the ordinary causes before the exotic ones Replied, post #86 · Practice › Side effects · 20 Jan 2026 · 24 likes Picking up post #83: that is the part I would want checked first. Constipation: common, manageable, and frequently under-reported because it is not dramatic. Increasing…
Lean mass preservation: what the evidence supports — does this still hold? Replied, post #15 · Outcomes › Body composition · 18 Jan 2026 · 0 likes Ultrasound: thickness of subcutaneous fat at specific sites. Less standardised than DXA and operator-dependent. Useful as a supplementary measure but not as a primary…
Realistic expectations for strength while losing weight quickly Replied, post #51 · Nutrition & Training › Resistance training · 7 Jan 2026 · 5 likes I read post #49 twice before replying, because I had assumed the opposite. Programming while losing weight quickly: realistic expectations are crucial. Strength often…
Distinguishing expected GI effects from something that needs urgent attention Replied, post #41 · Practice › Side effects · 6 Jan 2026 · 0 likes Coming back to post #39, because the follow-up matters more than the original answer. Nausea: the most common side effect and the most dose- and titration-dependent…
Heterogeneity as information rather than as a nuisance Replied, post #50 · Evidence › Meta-analyses · 5 Jan 2026 · 11 likes When a meta-analysis is unhelpful: if the included studies are heterogeneous in population, intervention, or outcome, pooling them produces a number that represents…
Receptor desensitisation as a tolerance hypothesis, and its weak evidence — the long… Replied, post #35 · Pharmacology › Receptor biology · 31 Dec 2025 · 29 likes Worth separating two things that post #31 runs together. Cross-reactivity and selectivity: the compounds are not perfectly selective for their target receptors.…
Tirzepatide in type 2 diabetes: the SURPASS programme, summarised honestly — the long… Replied, post #24 · Compounds › Tirzepatide · 3 Dec 2025 · 0 likes Coming back to post #22, because the follow-up matters more than the original answer. Mass and charge states: tirzepatide is about 4813.5 Da and on an electrospray…
Revisiting: Aggregates and why a purity assay may miss them entirely Replied, post #42 · Analytics › Impurities & related substances · 22 Nov 2025 · 5 likes Oxidation at methionine and tryptophan: adds 16 per oxygen. Usually elutes earlier. Oxidation is common in storage, especially if the solution is exposed to light or if…
[2026 update] How much of the diluent volume the powder itself displaces Replied, post #4 · Practice › Reconstitution · 22 Nov 2025 · 4 likes Choosing a concentration on purpose rather than by accident: starting with "I want to draw 0.5 mL per dose" and working backward to the required concentration is more…
[2026 update] What steady state means for the decision to escalate Replied, post #127 · Practice › Dosing & titration · 18 Nov 2025 · 0 likes Stepping down deliberately: the withdrawal trials show that stopping is followed by regain. The step-down literature is thinner. The conservative assumption is that…
Publishing an inconvenient result: a case study — the long version Replied, post #38 · Sourcing › Independent verification · 15 Nov 2025 · 5 likes Two things before anyone answers the substance. First, the context in the first post is clear and specific. Second, the question is framed so that an answer can…
Personal import allowances, compared — a second dataset Replied, post #21 · Access › International · 12 Nov 2025 · 0 likes Coming back to post #19, because the follow-up matters more than the original answer. Two things before anyone answers the substance. First, the context in the first…
Promotion criteria, and the one that stops most nominations — the long version Replied, post #86 · Documentation › Doc review · 3 Nov 2025 · 31 likes Evidence synthesis requests: if you think a page should summarise the state of evidence on a question, and you think the information exists but is scattered, suggest…
A parcel that arrived warm: a decision process, not a verdict Replied, post #97 · Practice › Storage & stability · 22 Oct 2025 · 0 likes Temperature excursions: if a vial sat at room temperature for a time, the question is whether the excursion was long enough to cause damage. Hours at room temperature…
New subcategory: rationale and scope Replied, post #81 · Meta › Announcements · 21 Oct 2025 · 2 likes Notifications: watching this subcategory means you receive notifications when announcements are posted. Useful if you want to stay current.
Citing a preprint in a maintained document: our rule and its reasoning — does this still… Replied, post #19 · Evidence › Preprints · 26 Sep 2025 · 0 likes Picking up post #16: that is the part I would want checked first. Always label it as a preprint in any discussion. A preprint is not a published trial and it is not…
Citing a preprint in a maintained document: our rule and its reasoning — does this still… Replied, post #2 · Evidence › Preprints · 24 Sep 2025 · 5 likes What changes between preprint and publication: authors respond to reviewer comments, re-analyse data, correct errors found in peer review, and sometimes report…
Detection wavelength and why 214 nm and 280 nm disagree Replied, post #50 · Analytics › HPLC & UHPLC · 18 Sep 2025 · 19 likes Coming back to post #48, because the follow-up matters more than the original answer. Before anything else: what was the gradient, and at what wavelength? Area percent…
Discussing something you have already been doing Replied, post #2 · Clinical › Prescriber conversations · 5 Sep 2025 · 23 likes Discussing side effects: be specific. "Nausea" is less useful than "I have nausea worst 24 to 36 hours after injection, severity 2 to 3 out of 4, stable over weeks".…
Liver enzymes drifting down and what that usually means Replied, post #5 · Clinical › Bloodwork · 17 Aug 2025 · 6 likes Two things before anyone answers the substance. First, the context in the first post is clear and specific. Second, the question is framed so that an answer can…
TB-500 and thymosin beta-4: the fragment versus the protein Replied, post #104 · Compounds › Repair & healing peptides · 16 Aug 2025 · 19 likes Coming back to post #102, because the follow-up matters more than the original answer. Stability of BPC-157 in solution: what has been measured in published work covers…
A request that was declined, and the reasoning — a second dataset Replied, post #94 · Documentation › Wiki requests · 15 Aug 2025 · 15 likes Translation suggestions: if a maintained page should exist in another language, suggesting it here helps the maintainers prioritise multilingual work.
Sodium, potassium and magnesium when intake drops Replied, post #68 · Nutrition & Training › Hydration & electrolytes · 20 Jul 2025 · 0 likes I read post #66 twice before replying, because I had assumed the opposite. Fluid intake: baseline needs increase with gastrointestinal effects and exercise. Thirst is…
Coming back to: When "no data" is the complete and final answer Replied, post #26 · Compounds › Other compounds · 27 Jun 2025 · 0 likes AOD-9604 is a fragment of human growth hormone and has been discussed as a potential weight-loss agent based on theoretical mechanism. The fragment hypothesis — that…
Coming back to: Semaglutide half-life: where the 165 to 184 hour figure comes from Replied, post #29 · Compounds › Semaglutide · 15 Jun 2025 · 24 likes Approved indications differ by jurisdiction and change. As of mid-2026 the weight-management indication is approved in many European jurisdictions but not all, and…
Which panel is worth repeating and which is worth ignoring Replied, post #37 · Clinical › Bloodwork · 12 Jun 2025 · 3 likes This follows post #34 rather than contradicting it. I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The…
Sequence verification for an obscure compound: how it is done Replied, post #56 · Compounds › Other compounds · 7 Jun 2025 · 15 likes On post #52 — agreed on the reasoning, with one qualification. Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what…
Cost per milligram, computed honestly across formats — the long version Replied, post #125 · Access › Pricing · 3 Jun 2025 · 0 likes For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.
Second pass at: Obstructive sleep apnoea and a hard endpoint in this class Replied, post #3 · Clinical › Comorbidities · 26 May 2025 · 27 likes Chronic kidney disease: compounds in this class have renal benefit in people with kidney disease. The benefit appears to be additive to other renal-protective agents,…
Semaglutide versus liraglutide head to head: reading STEP 8 carefully Replied, post #6 · Compounds › Semaglutide · 23 May 2025 · 32 likes Coming back to post #4, because the follow-up matters more than the original answer. The mass figure differs between sources because of how the different entities…
The report format the maintainers ask for, and why each field is there — what changed… Replied, post #29 · Sourcing › Vendor reports · 21 May 2025 · 6 likes Worth separating two things that post #25 runs together. Dosing and purity: a vial that is 99% pure might contain 80% of its label claim if the other mass is water,…
A pen that felt like it delivered nothing: diagnosing it afterwards Replied, post #4 · Devices › Pens & autoinjectors · 19 May 2025 · 21 likes Priming: most pens require priming before the first use (injecting a small amount to fill the needle and line). Not priming can result in no dose being delivered on the…
Coming back to: What published stability data actually covers, and what it does not Replied, post #40 · Practice › Storage & stability · 13 May 2025 · 5 likes On post #36 — agreed on the reasoning, with one qualification. Dating prepared solutions: write the date reconstitution on the vial in permanent marker. If you later…
Reading an MS report that only gives you a single number Replied, post #72 · Analytics › Mass spectrometry · 7 May 2025 · 3 likes Charge states observed: for semaglutide (4113.6 Da) the doubly charged ion appears at m/z ≈ 2057, triply charged at ≈ 1371, quadruply at ≈ 1029. Those are the positions…
Why we hide unevidenced fraud accusations and log the hiding Replied, post #91 · Sourcing › Red flags · 6 May 2025 · 13 likes Coming back to post #89, because the follow-up matters more than the original answer. Documentation quality as a signal: a supplier that reports method identifiers,…
When "no data" is the complete and final answer Replied, post #165 · Compounds › Other compounds · 1 May 2025 · 0 likes Research-use-only status is a legal classification, not a safety classification. It means the compound is sold for laboratory use and not for human consumption or…
Journal club: STEP 1 and the treatment-policy estimand — does this still hold? Replied, post #14 · Evidence › Journal club · 17 Apr 2025 · 2 likes SURMOUNT-1 (N Engl J Med 2022): Tirzepatide obesity trial. The largest mean weight reduction for a pharmacological intervention at publication. Read the categorical…
Journal club: SURMOUNT-1, read without the press release Replied, post #97 · Evidence › Journal club · 15 Apr 2025 · 0 likes SURPASS-2 (N Engl J Med 2021): Direct comparison of tirzepatide with semaglutide 1.0 mg. The 1.0 mg dose is not the highest available, which is the central and…
A well-designed study with a badly written abstract Replied, post #23 · Evidence › Study critique · 14 Apr 2025 · 0 likes Bias towards the null and bias away from the null: different criticisms have different directions. Differential dropout might bias away from null; conservative…
Coverage for the indication versus for the drug Replied, post #17 · Access › Insurance & coverage · 2 Apr 2025 · 7 likes Documentation your clinician can provide: letters from clinicians describing why standard treatments have failed or are contraindicated are often exactly what an…
Retatrutide dose escalation in the published trials Replied, post #77 · Compounds › Retatrutide · 2 Apr 2025 · 15 likes Glucagon receptor agonism seems paradoxical in a weight-loss compound because glucagon raises blood glucose. The paradox resolves because glucagon agonism also…
Why the timeline is on the right and not the left Replied, post #4 · Meta › Site feedback · 30 Mar 2025 · 0 likes Bugs and friction: the parts of the site that do not work the way you expected. Report them specifically (what you did, what you expected, what happened instead) so…
A 5 mg vial and a 0.25 mg dose: the arithmetic in full — the long version Replied, post #63 · Practice › Reconstitution · 26 Mar 2025 · 22 likes A 10 mg vial reconstituted three different ways: 1 mL diluent gives 10 mg/mL, 2 mL gives 5 mg/mL, 4 mL gives roughly 2.5 mg/mL. The arithmetic is the same; the…
Revisiting: German, French and Dutch differences, compared Replied, post #6 · Regional › European Union · 25 Mar 2025 · 2 likes EMA is the regulator with national implementation. Licensed incretin analogues are prescription-only across the EU, with some variation in specific approvals by member…
Biased agonism: a real phenomenon, an over-used explanation Replied, post #129 · Pharmacology › Receptor biology · 19 Mar 2025 · 0 likes I read post #127 twice before replying, because I had assumed the opposite. Species differences: rodent studies show the same compounds produce effects in rodents that…
One lot is one lot: when a report becomes a pattern — the long version Replied, post #98 · Sourcing › Vendor reports · 18 Mar 2025 · 1 like Practical note that does not fit anywhere else. Whatever you conclude from this topic, write down what you did and when. The single most useful thing in your own…
Reading order for a first week here, and what to skip until later Replied, post #33 · Start Here › Welcome · 12 Mar 2025 · 0 likes Welcome. The orientation materials are pinned at the top of this category and they take about an hour. They answer most of the questions a new member has and they save…
Research-use-only status: what it means legally and practically — a second dataset Replied, post #103 · Compounds › Other compounds · 1 Mar 2025 · 19 likes post #102 answers the question as asked. The question underneath it is different. How to research a compound with no human data: mechanistic plausibility is one input.…
Bleeding at the injection site: normal, and what to do about it — does this still hold? Replied, post #6 · Practice › Administration · 20 Feb 2025 · 5 likes A site rotation scheme that actually works: abdomen, outer thigh, back of arm, outer hip. Rotate through them in order, move a minimum 2 cm between consecutive sites,…
Isotope patterns and why the monoisotopic peak is not the tallest Replied, post #16 · Analytics › Mass spectrometry · 18 Feb 2025 · 0 likes What mass accuracy establishes: the measured mass is consistent with a specific composition. What it does not establish: purity, sequence order, stereochemistry, or the…
About the Formulation chemistry category Replied, post #5 · Pharmacology › Formulation chemistry · 2 Feb 2025 · 1 like Fill volume and headspace: the amount of solution in a vial and the air above it affect how much the solution is exposed to oxygen during storage. Less headspace means…
Triple agonism: additive, synergistic, or neither? Replied, post #13 · Compounds › Retatrutide · 25 Jan 2025 · 14 likes I disagree with the reply above, and I think the disagreement is substantive rather than terminological. The distinction being drawn does not survive when you look at…
[2026 update] New subcategory: rationale and scope Replied, post #97 · Meta › Announcements · 27 Dec 2024 · 0 likes post #96 is right about the mechanism and I think understates the practical bit. When announcements are made: major policy changes, technical changes affecting site…
Molecular mass of semaglutide and why the figure differs between sources — does this… Replied, post #56 · Compounds › Semaglutide · 22 Dec 2024 · 3 likes This follows post #53 rather than contradicting it. The opalescent appearance in semaglutide solutions is occasionally noted and the mechanism is unclear. It does not…
Coming back to: Recording a dissent on a document rather than suppressing it Replied, post #16 · Documentation › Doc review · 19 Dec 2024 · 0 likes Interdependencies: if updating one page requires updating related pages, posting that connection here helps the maintainers see the scope of work.
Reading a supplementary appendix and finding the interesting part Replied, post #29 · Evidence › Trials · 23 Nov 2024 · 0 likes Absolute numbers, not just relative: a 30% relative reduction tells you the ratio but not the practical magnitude. The event rate in each arm and the difference between…
Choosing which test to pay for, given a fixed budget — does this still hold? Replied, post #35 · Sourcing › Independent verification · 17 Nov 2024 · 21 likes PeptideMeter: purity analysis plus structured, dated supplier verification records. Produces both individual analytical results and verification records assessed over…
Reading a preclinical wound-healing model and its relevance to a human tendon Replied, post #34 · Compounds › Repair & healing peptides · 11 Nov 2024 · 0 likes For anyone arriving from a search: the marked solution above is the direct answer, and the replies underneath it add the caveats that make it safe to use.
The topic list is dense — is that deliberate? Replied, post #44 · Meta › Site feedback · 27 Oct 2024 · 14 likes Coming back to post #42, because the follow-up matters more than the original answer. Feature requests: if the site would work better with a feature it does not have…
Follow-up: Tirzepatide's shorter half-life and its one practical consequence Replied, post #9 · Compounds › Tirzepatide · 25 Oct 2024 · 18 likes SURPASS-2 compared tirzepatide with semaglutide 1.0 mg, the licensed diabetes dose at that time. It did not compare with semaglutide 2.4 mg, the highest approved dose.…
PIONEER 6 cardiovascular safety, read as a safety trial rather than an efficacy one —… Replied, post #13 · Compounds › Oral incretins · 20 Aug 2024 · 27 likes PIONEER programme is phase 3 for oral semaglutide. The trials cover multiple indications and durations. Reading them requires attention to which trial is which because…
Relative retention time as a better inter-laboratory comparator — does this still hold? Replied, post #2 · Analytics › Method validation · 1 Jul 2024 · 26 likes Stability-indicating method: one that can separate a compound from its degradation products. Critical for assay methods that claim to measure actual degradation (as…