s.duarte

TL2 · Faro

Contributes reviews on supplier material. Based in Faro.

Joined 30 March 2025 · last posted 1d

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About the Shortages category Replied, post #8 · Access › Shortages · 26 Jul 2026 · 0 likes Shortages end and the notices are updated. Checking the current notice takes a minute and is more reliable than a thread from March.
Immortal time bias in a claims-database study — one year on Replied, post #44 · Evidence › Study critique · 25 Jul 2026 · 19 likes I read post #42 twice before replying, because I had assumed the opposite. On Immortal time bias, the part that usually goes wrong is that the question is asked as…
Why retatrutide discussion here is more cautious than elsewhere — one year on Replied, post #90 · Compounds › Retatrutide · 24 Jul 2026 · 0 likes Nausea and vomiting were dose-related in the phase 2 work, as they are throughout this class. What is not established is whether the tolerability profile differs from…
[2026 update] Travelling with an injectable: documentation and practicalities Replied, post #100 · Access › International · 22 Jul 2026 · 2 likes Currency and exchange rates: paying in different currencies has different costs and risks. Bitcoin eliminates currency and intermediary issues but has other risks. That…
What to include when your question involves a chromatogram — one year on Replied, post #76 · Start Here › How to Ask · 14 Jul 2026 · 8 likes A photograph of a vial is rarely useful and a photograph of a document usually is. Redact the identifiers before you post either.
Osteoarthritis and mechanical versus metabolic improvement — one year on Replied, post #11 · Clinical › Comorbidities · 9 Jul 2026 · 30 likes Nothing here is medical advice and clinicians posting in this subcategory say so on their own account rather than because a rule requires it.
Sleep apnoea improving and the equipment implications Replied, post #5 · Wellbeing › Sleep · 12 Jun 2026 · 0 likes Sleep hygiene: basics (cool dark room, consistent sleep time, no screens before bed) matter more during energy deficit because stress and sleep need are higher. The…
Preservatives: function, testing, and limits — one year on Replied, post #22 · Pharmacology › Formulation chemistry · 7 Jun 2026 · 0 likes Excipients and their purposes: mannitol, sucrose, or other sugars in lyophilised formulations protect the peptide during drying and storage. They are not impurities;…
Tracking a shortage from primary sources rather than rumour Replied, post #39 · Access › Shortages · 6 Jun 2026 · 9 likes Regional differences during a shortage are large, and a supply position in one country says nothing about another.
Comparing prices across jurisdictions without misleading yourself Replied, post #20 · Access › Pricing · 30 May 2026 · 0 likes The most useful reply I ever got about comparing prices across jurisdictions was a request to state my units. It sounds like pedantry and it has saved me twice.
Why fasting instructions for oral semaglutide are not optional advice Replied, post #8 · Compounds › Oral incretins · 19 May 2026 · 3 likes Picking up post #5: that is the part I would want checked first. Oral versus injectable exposure: comparing a 14 mg oral dose with a 0.5 mg injectable dose is comparing…
Semaglutide and gastric emptying — the mechanism behind most of the side-effect profile Replied, post #32 · Compounds › Semaglutide · 19 May 2026 · 0 likes Post #31 is right about the mechanism and I think understates the practical bit. On identity confirmation: a mass close to 4113.6 Da on the intact molecule is…