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Progesterone
Dosage & Duration
Dosage
Doses are population estimates that vary widely between individuals.
Duration
Subjective Effects
Pharmacology
Interactions
An unlisted combination is an unknown one, not a safe one. Check a dedicated combination chart before mixing.
Tolerance
Harm Potential
Addiction & Dependence
Psychological
LowDependence is described as sparsely reported, with one cited post-menopausal HRT addiction case.
Physical
LowTolerance to effects of progesterone metabolites on GABA is described as developing over years and returning toward baseline after cessation.
Toxicity
High doses are described as antifertility and expected to impair fertility until cessation.
Dangerous depressant combinations may cause blackouts, loss of motor control, or potentially anesthetic-level effects.
Progesterone may increase risk of gingivitis.
Cancer-related evidence is mixed and context-dependent; animal tumor promotion and epidemiological breast-cancer signals are quoted, but clinical relevance is not fully established.
History & Culture
Legality
International
Progesterone is widely available by prescription or sometimes over the counter and is generally not controlled.
By Country
References
Citations
- Prescription Drug List: Human Use. hpr-rps.hres.ca (n.d.). https://hpr-rps.hres.ca/pdl-phu.php1
- The Prescription Drug List: Access the list and notices. canada.ca (n.d.). https://www.canada.ca/en/health-canada/services/drugs-health-products/drug-products/prescription-drug-list/access-list-notices.html1
- Food and Drugs Act. laws-lois.justice.gc.ca (n.d.). https://laws-lois.justice.gc.ca/eng/acts/F-27/section-29.1.html1
- Food and Drug Regulations. laws-lois.justice.gc.ca (n.d.). https://laws-lois.justice.gc.ca/eng/regulations/C.R.C.%2C_c._870/section-A.01.010.html1
- Food and Drug Regulations. laws-lois.justice.gc.ca (n.d.). https://laws-lois.justice.gc.ca/eng/regulations/C.R.C.%2C_c._870/section-C.01.041.html1
- Search results summary: progesterone 100 mg products. health-products.canada.ca (n.d.). https://health-products.canada.ca/dpd-bdpp/search-fast-recherche-rapide?lang=eng&no=01063270021
- Product information: PROGESTERONE. health-products.canada.ca (n.d.). https://health-products.canada.ca/dpd-bdpp/info?code=100552&lang=eng1
- Product information: PROMETRIUM. health-products.canada.ca (n.d.). https://health-products.canada.ca/dpd-bdpp/info?code=18500&lang=eng1
- Product information: BIJUVA. health-products.canada.ca (n.d.). https://health-products.canada.ca/dpd-bdpp/info?code=99458&lang=eng1
- Drug product database: Terminology. canada.ca (n.d.). https://www.canada.ca/en/health-canada/services/drugs-health-products/drug-products/drug-product-database/terminology.html1
Article Status
Step 1 · Automated synthesisAn autonomous workflow built by Josie Kins compiled this article's foundation from information published across the web.
- Step 2 · First-pass reviewPending
Not yet reviewed — this article is pending editorial review by Lyrea.
- Step 3 · Citation reviewPending
No one has reviewed this article's citations yet. That second pass checks each claim against the source it cites.
Recent changes7 human edits · latest
Times are UTCNewest first
24 January 2026
Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more
Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more
Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more
Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more
Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more
Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more
Josie Kins · Updated the article · also 1,4-Butanediol, 1B-LSD, 1cP-AL-LAD and 573 more
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