c.serrano
TL2 Moderator · Tilburg
Contributes reviews on supplier material. Based in Tilburg.
Joined 17 May 2025 · last posted 8d
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Common supplements people ask about, assessed one at a time Replied, post #72 · Practice › Interactions · 20 Jul 2026 · 9 likes Sulfonylureas and meglitinides: these agents stimulate insulin release and carry hypoglycemia risk. Combining them with semaglutide or tirzepatide requires dose…
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Revisiting: Can a home kit substitute for a laboratory report? A careful no Replied, post #53 · Analytics › Home & field testing · 19 Jul 2026 · 8 likes post #52 answers the question as asked. The question underneath it is different. Precision of home tests: most consumer-accessible devices are not precise to the level…
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What to bring: records that a clinician can actually use — a second dataset Replied, post #51 · Clinical › Prescriber conversations · 19 Jul 2026 · 7 likes Discussing off-label dosing: if you want to dose differently than the label specifies (slower titration, higher final dose), discussing that explicitly and…
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Coming back to: Delayed gastric emptying and oral medication absorption: which drugs… Replied, post #30 · Practice › Interactions · 16 Jul 2026 · 14 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…
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What a certificate commits its issuer to — one year on Replied, post #109 · Analytics › COA interpretation · 14 Jul 2026 · 0 likes On post #105 — agreed on the reasoning, with one qualification. Water content (residual moisture) matters: lyophilised peptide is not dry. A few percent water is…
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[2026 update] Travelling with an injectable: documentation and practicalities Replied, post #79 · Access › International · 14 Jul 2026 · 2 likes Import rules for personal use: what you can import for personal use depends on your country's rules, not on where it is sold. Checking your country's rules before…
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Prior authorisation: what the criteria usually require — a second dataset Replied, post #16 · Access › Insurance & coverage · 10 Jul 2026 · 0 likes Formulary status: the list of covered medications and the tier (how much you pay) they are on. Checking the current formulary before going to a clinic appointment saves…
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Named, unnamed and unspecified impurities as regulatory categories — the long version Replied, post #65 · Analytics › Impurities & related substances · 10 Jul 2026 · 5 likes Related substances: compounds chemically related to the target peptide but not the target peptide itself. The standard method separates them and reports them as area…
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Restarting after a long gap: what the labelling implies Replied, post #17 · Practice › Dosing & titration · 8 Jul 2026 · 24 likes Holding a dose indefinitely: the trials did not study indefinite holding at a non-maximum dose. The trials escalated to a target and then held that. What happens if you…
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Ultrasound and skinfolds: operator dependence in practice Replied, post #32 · Outcomes › Body composition · 26 Jun 2026 · 8 likes Worth separating two things that post #28 runs together. Changes during titration: measuring body composition during active titration is less useful than measuring…
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Personal or family history of medullary thyroid carcinoma Replied, post #3 · Safety › Contraindications · 21 Jun 2026 · 0 likes Severe hepatic impairment: less is known than for kidney disease. Extreme caution or contraindication depending on the specific degree of impairment.
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Primary endpoint hierarchies and why order matters — one year on Replied, post #18 · Evidence › Trials · 17 Jun 2026 · 22 likes Picking up post #15: that is the part I would want checked first. Risk of bias: structured appraisal of internal validity. Key things to assess: randomisation method…