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AMIRAVOResearch Library
Cycle-length evidence

hCG (human chorionic gonadotropin) cycle length: what human studies ran

FDA-approvedAHuman trial evidence
Short answer: hCG (human chorionic gonadotropin) has no "cycle". As an approved drug it is used as its label and a prescriber direct.

Treatment and follow-up in human studies

No human study durations are recorded.

What has not been tested

  • On-and-off schedules or breaks between courses.
  • Repeated courses and long-term exposure beyond the periods listed.
  • hCG (human chorionic gonadotropin) combined with other compounds, unless a study above says so.

Frequently asked questions

Is there an established hCG (human chorionic gonadotropin) cycle length?
No cycle is defined. hCG (human chorionic gonadotropin) is an approved drug whose label describes treatment under a prescriber's care; the label, not a cycle, governs duration.
What is the longest human study of hCG (human chorionic gonadotropin)?
None is recorded.
Do study durations tell me how long to use something?
No. A study duration is how long investigators administered a compound to selected participants under monitoring. It is not a recommended course, and a break between courses has not been tested for any compound on this site that is not approved.
hCG (human chorionic gonadotropin) dosing reference Full research page

References

  1. NOVAREL (chorionic gonadotropin) for injection, for intramuscular use, prescribing information (Rev. 05/2023; DailyMed version Sep 25, 2025) FDA label (DailyMed). 2025
  2. PREGNYL (chorionic gonadotropin) for injection, prescribing information (Revised 03/2025; DailyMed version Dec 04, 2025) FDA label (DailyMed). 2025
  3. OVIDREL PreFilled Syringe (choriogonadotropin alfa injection), prescribing information (DailyMed version Dec 28, 2023) FDA label (DailyMed). 2023
  4. HCG Diet Products Are Illegal (consumer update; content current as of 07/13/2020) FDA. 2020
  5. The effect of human chorionic gonadotropin (HCG) in the treatment of obesity by means of the Simeons therapy: a criteria-based meta-analysis Br J Clin Pharmacol. 1995
  6. Efficacy of Gonadotropin Treatment for Induction of Spermatogenesis in Men With Pathologic Gonadotropin Deficiency: A Meta-Analysis Clin Endocrinol (Oxf). 2024
  7. Tractatenblad 2026 Nr. 25: Anti-doping convention (ETS No. 135), amendment to the appendix - The 2026 Prohibited List, World Anti-Doping Code (English text; entry into force 1 January 2026) Tractatenblad van het Koninkrijk der Nederlanden (official government publication). 2026