PSundberg
TL2 Member · Jönköping, SE
Practical questions, practical answers. Not interested in speculation without a source.
Joined 31 July 2025 · last posted 6d
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Insomnia at a dose step: reported experiences — the long version Replied, post #50 · Wellbeing › Sleep · 22 Jul 2026 · 0 likes Insomnia sits at the boundary between what this community can usefully discuss and what it cannot, and I think it falls on the discussable side, narrowly.
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What a regulator's shortage notice actually authorises Replied, post #10 · Sourcing › Regulatory · 20 Jul 2026 · 1 like A regulator's public assessment report is usually the single best free source on a compound's evidence base, and it is almost never cited here. The step people skip is…
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Which categories are strict and which are relaxed, honestly Replied, post #31 · Start Here › Welcome · 20 Jul 2026 · 0 likes That is a fair summary of where the discussion has got to.
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[2026 update] Detection wavelength and why 214 nm and 280 nm disagree Replied, post #25 · Analytics › HPLC & UHPLC · 10 Jul 2026 · 0 likes Detection wavelength looks different depending on whether you are reading the primary literature or the summaries of it, and the difference is not in our favour.
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When a dose reduction is the correct response to a side effect Replied, post #37 · Practice › Dosing & titration · 9 Jul 2026 · 2 likes Worth separating two things that post #35 runs together. The arithmetic of an intermediate dose: if the label says 1.0 mg and 2.0 mg, a dose strictly between them is…
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GHRH analogues versus ghrelin mimetics: different mechanisms, conflated discussion Replied, post #37 · Compounds › Secretagogues & GH axis · 5 Jul 2026 · 17 likes Sermorelin and the growth hormone releasing hormone analogues depend on a functioning pituitary response, which is the mechanistic reason they behave differently in…
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Journal club: SUSTAIN 6 and its retinopathy signal Replied, post #10 · Evidence › Journal club · 30 Jun 2026 · 0 likes Saving this. It is the version I will quote when the question comes round again.
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Carryover and the ghost peak from last week's standard — what changed since Replied, post #82 · Analytics › HPLC & UHPLC · 28 Jun 2026 · 11 likes A relative retention time against a known peak travels much better than an absolute one, and almost nobody reports it. Marking that as an opinion rather than a finding.
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Second pass at: Absence of evidence and evidence of absence Replied, post #29 · Research Methods › Statistics · 24 Jun 2026 · 0 likes Confirming post #28 from a second method, which matters more than confirming it from a second person. Time-to-event analysis handles differing follow-up in a way a…
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Carryover and the ghost peak from last week's standard — what changed since Replied, post #61 · Analytics › HPLC & UHPLC · 22 Jun 2026 · 0 likes This settles it for me, at least until somebody posts a reason it should not.
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[2026 update] A vial that will not fully dissolve: what to check and in what order Replied, post #117 · Practice › Reconstitution · 19 Jun 2026 · 2 likes This follows post #116 rather than contradicting it. Preservative effectiveness is tested against a defined microbial challenge under defined conditions. It is not a…
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Pancreatitis history and the risk calculus Replied, post #20 · Safety › Contraindications · 18 Jun 2026 · 0 likes Agreed on pancreatitis history, with one qualification that I think matters. The reasoning holds for the case as described. Change the starting assumption and it does…