IHollingworth

TL2 Member · Zürich, CH

Here for the documentation. Occasionally files a wiki request when a page has drifted out of date.

Joined 2 October 2024 · last posted 21d

96 posts, newest first. Showing up to 150.

Insurance and replacement policies, compared Replied, post #70 · Sourcing › Logistics · 7 Jul 2026 · 0 likes Customs outcomes are not predictable at the level of an individual parcel. What is predictable is that consistent, accurate declarations correlate with fewer…
Prescription requirements and telehealth models — a second dataset Replied, post #89 · Sourcing › Regulatory · 3 Jul 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…
Why cagrilintide alone is discussed so much less than in combination — does this still… Replied, post #17 · Compounds › Cagrilintide & amylin analogues · 1 Jul 2026 · 16 likes Amylin signalling is distinct from GLP-1 signalling. Amylin slows gastric emptying and promotes satiety through a different receptor and different neural pathways. The…
[2026 update] Does a peptide degrade silently, with no visual change? Replied, post #81 · Practice › Storage & stability · 30 Jun 2026 · 12 likes post #80 answers the question as asked. The question underneath it is different. I disagree with the reply above, and I think the disagreement is substantive rather…
Revisiting: How this community labels and discusses unrefereed work Replied, post #5 · Evidence › Preprints · 20 Jun 2026 · 0 likes On the opening post — agreed on the reasoning, with one qualification. Preprints for speed: some important preliminary findings are posted as preprints to disseminate…
Official shortage notices and what they authorise Replied, post #118 · Access › Shortages · 20 Jun 2026 · 0 likes Worth separating two things that post #114 runs together. Allocation and rationing: during severe shortages, suppliers might ration allocation to prescribers.…
Naming conventions for research peptides and the confusion they cause Replied, post #15 · Compounds › Other compounds · 13 Jun 2026 · 18 likes 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…
Second pass at: Metformin co-administration and additive GI effects Replied, post #123 · Practice › Interactions · 10 Jun 2026 · 7 likes I read post #121 twice before replying, because I had assumed the opposite. Metformin: commonly co-administered and relevant to gastrointestinal tolerability.…
Books and papers worth reading that are not about this at all — one year on Replied, post #7 · Lounge › Off topic · 10 Jun 2026 · 0 likes On post #3 — agreed on the reasoning, with one qualification. Two things before anyone answers the substance. First, the context in the first post is clear and…
Coming back to: Specificity, linearity, accuracy, precision, range, robustness — with… Replied, post #48 · Analytics › Method validation · 9 Jun 2026 · 0 likes Precision and repeatability: within-run and between-run variability of the method. Acceptance criterion is typically a relative standard deviation of ≤2% for area…
A certificate whose chromatogram axes do not match its stated method — one year on Replied, post #48 · Sourcing › Red flags · 4 Jun 2026 · 23 likes Unresponsiveness: a supplier that does not reply to reasonable requests for documentation or clarification is showing you something about how they operate.
Semaglutide and gastric emptying — the mechanism behind most of the side-effect profile Replied, post #45 · Compounds › Semaglutide · 30 May 2026 · 1 like The opalescent appearance in semaglutide solutions is occasionally noted and the mechanism is unclear. It does not appear to correlate with product failure in practice.…
Coming back to: Solubility limits and what a cloudy solution is telling you Replied, post #27 · Pharmacology › Formulation chemistry · 30 May 2026 · 7 likes This follows post #24 rather than contradicting it. Antioxidants: compounds that prevent oxidation (which damages peptides) are sometimes included. Methionine oxidation…
Constipation management, with a dietitian's contribution Replied, post #70 · Practice › Side effects · 26 May 2026 · 11 likes Gallbladder complications: rapid weight loss increases the risk of gallstone formation. The mechanism is not specific to this drug class. The risk is greatest in the…
Tracking intake honestly when appetite is absent Replied, post #33 · Nutrition & Training › Protein & intake · 22 May 2026 · 21 likes Worth separating two things that post #29 runs together. Timing of protein: spreading protein intake across the day, with some at each meal, is more practical than…
Step therapy requirements and how to satisfy them Replied, post #20 · Access › Insurance & coverage · 18 May 2026 · 12 likes Denial letters: the stated reason tells you exactly what to submit next. A denial is not final; it is a specification for an appeal. Reading the reason carefully and…
An 18-month record including the parts that went badly Replied, post #14 · Outcomes › Progress reports · 11 May 2026 · 31 likes Measurement noise: day-to-day body mass varies by more than a kilogram on hydration, glycogen, and gut contents alone. A weekly reading is a single noisy sample of a…
Coming back to: Lateral-flow and colorimetric approaches: the specificity problem Replied, post #15 · Analytics › Home & field testing · 5 May 2026 · 0 likes Worth separating two things that post #11 runs together. What you can use home tests for: confirmation that a solution contains peptide (as opposed to being saline…
Blind submission and why it changes minds — the long version Replied, post #51 · Sourcing › Independent verification · 1 May 2026 · 0 likes Cost and turnaround: different services have different pricing and turnaround times. Janoshik's turnaround is weeks by mail; VendorInvestigate documentation review is…
Shakes versus food: a pragmatic assessment Replied, post #6 · Nutrition & Training › Protein & intake · 26 Apr 2026 · 21 likes post #5 is right about the mechanism and I think understates the practical bit. Liquid versus solid: protein in liquid form (shakes) is easier to consume in volume but…
[2026 update] What a purity-only report leaves out Replied, post #95 · Sourcing › Independent verification · 18 Apr 2026 · 21 likes This follows post #92 rather than contradicting it. Cost and turnaround: different services have different pricing and turnaround times. Janoshik's turnaround is weeks…
Bug report: the reconstitution calculator and a rounding edge case Replied, post #31 · Data & Tools › Calculators · 5 Apr 2026 · 17 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…
Grapefruit: why this class is not the class that cares Replied, post #121 · Practice › Interactions · 5 Apr 2026 · 0 likes This follows post #118 rather than contradicting it. Alcohol: no absolute contraindication but it raises gastrointestinal irritation risk and this drug class already…
Why the titration planner refuses to produce a schedule below a floor Replied, post #53 · Data & Tools › Calculators · 24 Mar 2026 · 0 likes The calculators maintained on this site are open-source and verifiable. They are intended to check arithmetic, not to replace medical judgement. Using them is optional…
What "marked as solution" means and who gets to mark it — does this still hold? Replied, post #57 · Start Here › Welcome · 24 Mar 2026 · 0 likes This follows post #54 rather than contradicting it. Nothing here requires expertise. The experienced members here got that way by posting questions, not by knowing the…
Journal club: is percentage weight change the right endpoint? Started this topic · Evidence › Journal club · 17 Mar 2026 · 14 likes Journal club: is percentage weight change the right endpoint? I have a specific reason for asking rather than idle curiosity, and the context is below. Comparing…
Follow-up: Evidence quality in the secretagogue literature: an honest assessment Replied, post #19 · Compounds › Secretagogues & GH axis · 13 Mar 2026 · 26 likes Tesamorelin has an approved indication in HIV-associated lipodystrophy. That is the only compound in this class with a registration-quality evidence base from a proper…
Measurement error in home scales, with a worked standard deviation — the long version Replied, post #46 · Research Methods › Statistics · 5 Mar 2026 · 13 likes 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…
Interpreting a result that disagrees with the supplier's certificate Replied, post #147 · Sourcing › Independent verification · 3 Mar 2026 · 1 like Medutest: combined purity and identity reporting. Appears throughout vendor documentation. Where a submission has been blind we note it because blind results are worth…
[2026 update] Confounding by indication, explained with a concrete example Replied, post #97 · Evidence › Study critique · 1 Mar 2026 · 15 likes Picking up post #94: that is the part I would want checked first. Multiple comparisons: if a paper reports many outcomes, the chance of a spurious association by random…
Research-use-only labelling: what it means and what it does not Replied, post #101 · Sourcing › Regulatory · 11 Feb 2026 · 4 likes Preclinical versus clinical: compounds with strong preclinical data can fail in clinical trials. Compounds with no human data are being used on theoretical grounds. The…
Dead volume across syringe and needle combinations Replied, post #63 · Devices › Syringes & needles · 30 Jan 2026 · 19 likes Fixed versus detachable needles: insulin syringes usually have fixed needles (no dead volume loss to the hub). Luer-lock syringes use detachable needles (more dead…
Pinch or no pinch, and how needle length changes the answer — the long version Replied, post #10 · Practice › Administration · 18 Jan 2026 · 16 likes Injection discomfort: comes from needle gauge (finer = less discomfort), volume (smaller = less discomfort), temperature (room temperature or warmed is less…
[2026 update] Publication patterns in the BPC-157 literature, examined Replied, post #5 · Compounds › Repair & healing peptides · 15 Jan 2026 · 0 likes For anyone arriving from search engines: this subcategory discusses published preclinical work and the absence of published clinical work. It does not endorse or…
What to include when your question involves a chromatogram Replied, post #14 · Start Here › How to Ask · 1 Jan 2026 · 25 likes Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing. The correction was fair and I had…
How to read a phase 2 result without treating it as a phase 3 result Replied, post #35 · Compounds › Retatrutide · 27 Dec 2025 · 10 likes What we do not know about retatrutide, listed explicitly: long-term safety, real-world response rates, the dose response in diverse populations, whether the heart-rate…
Revisiting: A page that has drifted out of date and needs a maintainer Replied, post #6 · Documentation › Wiki requests · 20 Dec 2025 · 0 likes post #5 is right about the mechanism and I think understates the practical bit. Flag a page that has drifted: if you notice a maintained page has information that is…
Journal club: PIONEER 6 as a safety trial Replied, post #11 · Evidence › Journal club · 15 Dec 2025 · 0 likes SURMOUNT-OSA (N Engl J Med 2024): Tirzepatide in obstructive sleep apnoea, using an objective physiological endpoint. Notable because soft endpoints are avoided. Two…
Dizziness on standing and the electrolyte explanation — does this still hold? Replied, post #22 · Practice › Side effects · 5 Dec 2025 · 11 likes Gallbladder complications: rapid weight loss increases the risk of gallstone formation. The mechanism is not specific to this drug class. The risk is greatest in the…
AOD-9604 and the fragment hypothesis, revisited Replied, post #32 · Compounds › Other compounds · 3 Dec 2025 · 6 likes post #31 is right about the mechanism and I think understates the practical bit. How to research a compound with no human data: mechanistic plausibility is one input.…
Oral versus injectable exposure: comparing apples to a different fruit Replied, post #13 · Compounds › Oral incretins · 15 Nov 2025 · 30 likes post #12 is right about the mechanism and I think understates the practical bit. Why administration conditions matter for oral semaglutide and not for injectables: the…
Reading an interaction checker output critically Replied, post #42 · Practice › Interactions · 13 Nov 2025 · 14 likes Thyroid medications: semaglutide is associated with a slowing of gastric emptying, which might affect thyroid medication absorption if they are taken very close…
Getting a referral rather than a refusal Replied, post #3 · Clinical › Prescriber conversations · 10 Nov 2025 · 3 likes On the opening post — agreed on the reasoning, with one qualification. Clarifying indication: if a compound is approved for diabetes but you have obesity without…
Revisiting: GLP-1 receptor distribution: central and peripheral Replied, post #59 · Pharmacology › Receptor biology · 30 Oct 2025 · 24 likes Picking up post #56: that is the part I would want checked first. Amylin receptor signalling: amylin promotes satiety and slows gastric emptying through a receptor…
New subcategory: rationale and scope Replied, post #117 · Meta › Announcements · 25 Oct 2025 · 1 like Picking up post #114: that is the part I would want checked first. Scheduled maintenance: if the site is going offline for maintenance, advance notice will be posted…
Payment mechanics and the recovery options that do not exist Replied, post #56 · Sourcing › Payments · 21 Oct 2025 · 22 likes Bank transfer and finality: once a bank transfer is sent, it is final. The money is gone. There is no recourse with the bank if the supplier disappears. That is why…
SURMOUNT-4 and what withdrawal data does and does not tell an individual — one year on Replied, post #48 · Compounds › Tirzepatide · 21 Oct 2025 · 29 likes Coming back to post #46, because the follow-up matters more than the original answer. Mass and charge states: tirzepatide is about 4813.5 Da and on an electrospray…
Pinch or no pinch, and how needle length changes the answer Replied, post #114 · Practice › Administration · 16 Oct 2025 · 2 likes Pinch or no pinch: the decision depends on needle length and on your own anatomy. A longer needle (8 mm and up) reaches subcutaneous tissue easily without a pinch. A…
Pinch or no pinch, and how needle length changes the answer Replied, post #100 · Practice › Administration · 8 Oct 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,…
Coming back to: What published stability data actually covers, and what it does not Replied, post #139 · Practice › Storage & stability · 13 Sep 2025 · 5 likes I read post #137 twice before replying, because I had assumed the opposite. Protecting from light: amber vials or opaque containers reduce light exposure. If you are…
How the vendor documentation pages are maintained, and by whom — what changed since Replied, post #55 · Sourcing › Vendor reports · 12 Sep 2025 · 15 likes Structured report format: compound, lot, independent testing service, method as reported, result, and the certificate figure for the same lot. One lot is one lot. It…
When to stop reading forums, including this one Replied, post #24 · Wellbeing › Mental health · 11 Sep 2025 · 0 likes This follows post #21 rather than contradicting it. Disordered eating history: a history of anorexia, bulimia, or other eating disorders changes the risk-benefit…
Coming back to: Sample size calculations, read backwards from the published number Replied, post #87 · Evidence › Trials · 6 Sep 2025 · 0 likes Generalisability: the enrolled population was selected in ways that matter. Entry criteria, run-in periods, and the simple fact that people who agree to a multi-year…
Temperature loggers worth the money Replied, post #23 · Devices › Cold chain · 27 Aug 2025 · 1 like Shipment during summer or to hot climates: consider shipping to a cold-storage facility rather than to home if temperatures will be high. Alternatively, time shipment…
An emergency department visit, described afterwards Replied, post #58 · Safety › Adverse events · 25 Aug 2025 · 13 likes I read post #56 twice before replying, because I had assumed the opposite. Medullary thyroid carcinoma is the reason these compounds are contraindicated in people with…
[2026 update] What we do not know about retatrutide, listed explicitly Replied, post #48 · Compounds › Retatrutide · 14 Aug 2025 · 6 likes Mass and identity: a report on retatrutide should state the mass detected by LC-MS, not assume a theoretical mass. The theoretical mass is not published in…
[2026 update] Journal club: is percentage weight change the right endpoint? Replied, post #8 · Evidence › Journal club · 9 Aug 2025 · 16 likes Critical appraisal template: (1) What did the trial set out to estimate? (2) Could the design answer that question? (3) Was the population sufficiently similar to your…
How to research a compound with no human data without deceiving yourself Replied, post #77 · Compounds › Other compounds · 3 Aug 2025 · 2 likes On post #73 — agreed on the reasoning, with one qualification. Two things before anyone answers the substance. First, the context in the first post is clear and…
Follow-up: The decimal-point error, and the habit that catches it Replied, post #29 · Practice › Reconstitution · 22 Jul 2025 · 29 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…
A field-by-field walk through a certificate of analysis Replied, post #67 · Analytics › COA interpretation · 16 Jul 2025 · 2 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…
Coming back to: Nausea profile of amylin analogues compared with GLP-1 agonists Replied, post #49 · Compounds › Cagrilintide & amylin analogues · 11 Jul 2025 · 2 likes Cagrilintide alone is discussed less than in combination because the published data is almost entirely from combination trials. The phase 2 combination data was…
Journal club: SURMOUNT-1, read without the press release Replied, post #155 · Evidence › Journal club · 10 Jul 2025 · 0 likes SURMOUNT-OSA (N Engl J Med 2024): Tirzepatide in obstructive sleep apnoea, using an objective physiological endpoint. Notable because soft endpoints are avoided. Two…
Whether an aggregate is worth publishing at all: a disputed topic Replied, post #24 · Data & Tools › Datasets · 4 Jul 2025 · 4 likes Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing. The correction was fair and I had…
Comparing my trajectory with the trial curves, carefully Replied, post #18 · Outcomes › Progress reports · 27 Jun 2025 · 5 likes Rate of change: reporting progress as "lost 5 kg in 12 weeks" is more useful than "currently at 82 kg" because the rate tells you whether the change is steady,…
BPC-157: what the rodent literature actually shows, and what it does not Replied, post #4 · Compounds › Repair & healing peptides · 26 May 2025 · 0 likes Stability of BPC-157 in solution: what has been measured in published work covers specific formulations under specific conditions. Extrapolating to a reconstituted…
Coming back to: Semaglutide half-life: where the 165 to 184 hour figure comes from Started this topic · Compounds › Semaglutide · 18 May 2025 · 39 likes Semaglutide half-life: where the 165 to 184 hour figure comes from Writing it up because I had to work it out twice and would rather nobody else did. I have seen…
Antibiotics and a course of something with delayed emptying Replied, post #40 · Practice › Interactions · 13 May 2025 · 11 likes Supplements and herbs: many have no established interaction. Some do. If you are taking something unusual, checking a reference (like a pharmacist) is more useful than…
Adjudicated events and why the definition matters — the long version Replied, post #113 · Evidence › Trials · 22 Apr 2025 · 31 likes Worth separating two things that post #109 runs together. Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather…
Requesting a page: what makes a good request Replied, post #58 · Documentation › Wiki requests · 15 Apr 2025 · 3 likes Translation suggestions: if a maintained page should exist in another language, suggesting it here helps the maintainers prioritise multilingual work.
A certificate with no method stated: what can you conclude? Replied, post #46 · Analytics › COA interpretation · 8 Apr 2025 · 3 likes Picking up post #43: that is the part I would want checked first. When method identifiers are missing: "reversed-phase HPLC" is less specific than "reversed-phase HPLC…
Domestic fridge temperature mapping: a cheap experiment — what changed since Replied, post #80 · Devices › Cold chain · 6 Apr 2025 · 2 likes Worth separating two things that post #76 runs together. Travel with medication: carrying a vial across borders requires planning if temperatures will exceed the range…
Why cagrilintide alone is discussed so much less than in combination Replied, post #76 · Compounds › Cagrilintide & amylin analogues · 31 Mar 2025 · 9 likes I read post #74 twice before replying, because I had assumed the opposite. The CagriSema phase 2 paper: a fixed combination of the two components in one weekly…
Preservatives: function, testing, and limits Replied, post #25 · Pharmacology › Formulation chemistry · 28 Mar 2025 · 17 likes Coming back to post #23, because the follow-up matters more than the original answer. Preservatives: solutions for multi-dose vials contain preservatives (benzyl…
Assessing a warm arrival: the decision process Replied, post #16 · Sourcing › Logistics · 20 Mar 2025 · 11 likes This follows post #13 rather than contradicting it. Import restrictions by jurisdiction: what is legal to import for personal use varies enormously by country. Some…
Counter-ion form: the field almost nobody reports — one year on Replied, post #88 · Analytics › COA interpretation · 16 Mar 2025 · 0 likes Having read the exchange above, I think I was wrong earlier in this topic and I want to say so plainly rather than quietly editing. The correction was fair and I had…
Charge states for a 4 kDa peptide, worked through Replied, post #109 · Analytics › Mass spectrometry · 15 Mar 2025 · 0 likes Sample matrix effects: if a sample is dissolved in a complex matrix, other compounds in the matrix can suppress the peptide signal. Clean samples give higher…
Biased agonism: a real phenomenon, an over-used explanation Replied, post #69 · Pharmacology › Receptor biology · 9 Mar 2025 · 0 likes Picking up post #66: that is the part I would want checked first. Thank you for the correction. I have edited my earlier post with a note rather than silently, so the…
Pharmaceutical compounding rules, summarised from primary sources Replied, post #140 · Sourcing › Regulatory · 5 Mar 2025 · 10 likes Approval versus licensing: a compound can be approved for a specific indication in one country and not approved at all in another. Tracking jurisdictional approval is…
Canadian access and provincial variation Replied, post #42 · Regional › North America · 1 Feb 2025 · 0 likes On post #38 — agreed on the reasoning, with one qualification. Telehealth prescribing: widespread in the US and varying in quality. Models without a clinician reviewing…
Levothyroxine timing: a real interaction with a simple fix Replied, post #22 · Practice › Interactions · 16 Jan 2025 · 7 likes Insulin interaction: semaglutide and tirzepatide are not contraindicated with insulin but the combination carries hypoglycemia risk if insulin doses are not adjusted.…
A page that has drifted out of date and needs a maintainer Replied, post #45 · Documentation › Wiki requests · 29 Dec 2024 · 17 likes Correction requests: if you spot an error in a maintained page, note it here with the specific correction. The maintainer will review and update if justified.
Journal club: SUSTAIN 6 and its retinopathy signal — does this still hold? Replied, post #17 · Evidence › Journal club · 24 Dec 2024 · 24 likes post #16 answers the question as asked. The question underneath it is different. TRIUMPH (ongoing): Retatrutide phase 3. No results yet. Nothing should be attributed to…
Revisiting: Holding a dose indefinitely: is there a documented downside? Replied, post #15 · Practice › Dosing & titration · 9 Dec 2024 · 6 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…
Transit times by route, from a logged dataset — the long version Replied, post #32 · Sourcing › Logistics · 23 Nov 2024 · 0 likes Insurance and carrier liability: most parcel carriers limit liability. Understanding the limits before choosing a carrier matters if you are shipping expensive material.
Second pass at: Choosing a concentration on purpose rather than by accident Replied, post #5 · Practice › Reconstitution · 4 Nov 2024 · 0 likes A vial that will not fully dissolve: check in order: is the diluent genuinely room temperature (some preservatives crystallise in cold), is the vial being warmed gently…
Coming back to: Preparing for an appointment: one page, three questions Replied, post #90 · Clinical › Prescriber conversations · 1 Nov 2024 · 0 likes Understanding stopping rules: what would prompt stopping the compound? Adverse effect, lack of benefit after a defined time, or other reasons? Knowing in advance is…
Revisiting: How to bring a laboratory report to an appointment usefully Replied, post #125 · Clinical › Bloodwork · 19 Oct 2024 · 24 likes post #124 answers the question as asked. The question underneath it is different. Fasting state: some lab tests require fasting; others do not. Lipids on a fasting draw…
Hypertension improvement and when medication needs revisiting — a second dataset Replied, post #15 · Clinical › Comorbidities · 10 Oct 2024 · 30 likes 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…
What a stability-indicating method is and how you demonstrate one — one year on Replied, post #17 · Analytics › Method validation · 17 Aug 2024 · 20 likes This follows post #14 rather than contradicting it. Linearity: the detector response is proportional to compound concentration across the working range. Demonstrated by…
Coming back to: Purity assay versus content assay: two different numbers Replied, post #14 · Analytics › COA interpretation · 8 Aug 2024 · 0 likes Amino acid analysis gives content: it hydrolyses the peptide and quantifies the residues. It measures the peptide content independent of chromatographic purity. Very…
Circumference measurements as a poor man's composition estimate Replied, post #20 · Outcomes › Body composition · 26 Jul 2024 · 2 likes Picking up post #17: that is the part I would want checked first. Lean mass loss during rapid weight reduction: depends on protein intake, resistance training volume,…
How this community labels and discusses unrefereed work Replied, post #91 · Evidence › Preprints · 17 Jul 2024 · 4 likes What changes between preprint and publication: authors respond to reviewer comments, re-analyse data, correct errors found in peer review, and sometimes report…
Second pass at: A field-by-field walk through a certificate of analysis Replied, post #7 · Analytics › COA interpretation · 16 Jul 2024 · 0 likes Endotoxin testing is separate: a certificate of purity says nothing about endotoxin. A chemically pure preparation can carry a clinically significant endotoxin load. If…
Second pass at: Retatrutide dose escalation in the published trials Replied, post #6 · Compounds › Retatrutide · 15 Jul 2024 · 8 likes What we do not know about retatrutide, listed explicitly: long-term safety, real-world response rates, the dose response in diverse populations, whether the heart-rate…
Follow-up: A partial dose because the pen emptied mid-injection Replied, post #6 · Practice › Administration · 13 Jul 2024 · 1 like Injection discomfort: comes from needle gauge (finer = less discomfort), volume (smaller = less discomfort), temperature (room temperature or warmed is less…
Journal club: FLOW and the renal composite, component by component Replied, post #16 · Evidence › Journal club · 9 Jul 2024 · 2 likes post #15 is right about the mechanism and I think understates the practical bit. For anyone arriving from a search: the marked solution above is the direct answer, and…