Scott Alexander, curated
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Progesterone Megadoses Might Be A Cheap Zulresso Substitute

Quality
64
Strong
Claude Shift
46
Moderate
RWI
1
of 10

Follow-up reading

Highlights From The Comments On Zulresso — Highlights (companion) · Mar 2022

Summary

A short, sharp clinical speculation: Zulresso (a $35,000 postpartum-depression treatment administered only at special hospitals) is a metabolite of progesterone, so could cheap progesterone megadoses substitute? Scott works the pharmacokinetics (Andreen's allopregnanolone conversion data, Barak & Glue's proposed regimen — ~7000 mg over 3 days at ~$11 total, with the crucial tapering-off timing to avoid causing rather than curing depression, and the q2h dosing that postpartum mothers are already awake for), notes a compounding pharmacist's confirmation, and soberly flags that the FDA/insurance/prescribing ecosystem pushes against such ideas. A genuine, original, actionable cheap-substitute-for-expensive-drug insight, characteristic of Scott's best pharmacology posts.

Why this score

Quality 64 · Strong. Strong-floor (64). Short but original and actionable — a real clinical insight nobody else had taken to its logical conclusion, with the pharmacokinetics worked out; held below higher tiers by its brevity and speculative status.

Claude’s paradigm shift 46 · Moderate. Moderate (46). A fresh, useful cost-saving idea, though it repackages existing pharmacokinetic knowledge.

Real-world impact 1 · Negligible. 1 — a speculative clinical suggestion; no evidence of adoption or durable effect.