Is Nafarelin legal in the US?
Yes, FDA approved for endometriosis and early puberty in children.
AStrong human evidenceFDA approvedas of 2026-10-26
Approved. Nafarelin is sold as Synarel, a metered nasal spray, for the management of endometriosis and for central precocious puberty in children. 2
More on Nafarelin
Citations
- Henzl 1988, N Engl J Med: nasal nafarelin compared with oral danazol for endometriosis pubmed.ncbi.nlm.nih.gov
- Pfizer: Synarel (nafarelin) prescribing information pfizermedical.com
- Pfizer: Synarel adverse reactions pfizermedical.com
Reference information only, not medical advice. Drawn from the Nafarelin article, fact-checked against the cited sources. No dosing anywhere on this site.