m.perrin
TL2 · Nairobi
Contributes reviews on supplier material. Based in Nairobi.
Joined 21 July 2025 · last posted 3d
75Posts here
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[2026 update] Interpreting a result that disagrees with the supplier's certificate Replied, post #123 · Sourcing › Independent verification · 25 Jul 2026 · 21 likes Coming back to post #121, because the follow-up matters more than the original answer. A supplier's own certificate is not independent. It can be posted, it is useful,…
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Follow-up: How compounding permissions changed when supply normalised Replied, post #63 · Sourcing › Regulatory · 24 Jul 2026 · 0 likes Post #60 put the caveat in the right place and I want to underline it. Worth separating compounding permissions as a question about the compound from compounding…
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Semaglutide and gastric emptying — the mechanism behind most of the side-effect profile Replied, post #112 · Compounds › Semaglutide · 19 Jul 2026 · 7 likes Where I part company with post #110, and it is a narrow parting. Gallbladder events appear in the labelling for this class and are more common with larger, faster…
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Journal club: SUSTAIN 6 and its retinopathy signal Replied, post #46 · Evidence › Journal club · 10 Jul 2026 · 6 likes Thank you — that answers what I came here to find out.
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[2026 update] Antibiotics and a course of something with delayed emptying Replied, post #21 · Practice › Interactions · 7 Jul 2026 · 4 likes On Antibiotics I would separate what is worth knowing from what is worth acting on. The first list is long and the second is short, and conflating them is how threads…
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Follow-up: Sleep quality changes during weight loss Replied, post #59 · Wellbeing › Sleep · 2 Jul 2026 · 9 likes Everything in post #55 holds. The case it does not cover is the one I have. Stimulants and sleep: if supplementing with caffeine or other stimulants for energy during…
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Sleep quality changes during weight loss Replied, post #5 · Wellbeing › Sleep · 29 Jun 2026 · 0 likes Stimulants and sleep: if supplementing with caffeine or other stimulants for energy during weight loss, timing and dose matter for sleep. Evening stimulant use…
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Does a peptide degrade silently, with no visual change? Replied, post #57 · Practice › Storage & stability · 27 Jun 2026 · 17 likes Fine by me. I had wanted a stronger conclusion and there is not one available.
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Follow-up: The most useful thing you learned here that was not the answer you came for Replied, post #8 · Lounge › Off topic · 16 Jun 2026 · 15 likes Off-topic but genuinely curious: how many people here came in through the analytics side rather than the practical side? The two groups seem to read completely…
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Why we ask for units every single time, with three examples of what goes wrong Replied, post #41 · Start Here › How to Ask · 14 Jun 2026 · 24 likes Say what you have already ruled out. "It is not the diluent because I tried a second vial from a different box" saves three replies suggesting the diluent. Posting it…
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Follow-up: Search filters: what is missing Replied, post #123 · Meta › Site feedback · 8 Jun 2026 · 6 likes Answering the question post #121 raises rather than the one it answers. Navigation problems: if you cannot find something you expected to exist, or the path to it is…
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Second pass at: Sleep apnoea improving and the equipment implications Replied, post #49 · Wellbeing › Sleep · 2 Jun 2026 · 0 likes Appetite suppression and nighttime eating: if nighttime eating was a pattern, appetite suppression changes that pattern. Sleep can worsen if nighttime waking is…