“…The pharmacokinetics of progesterone is dependent on its route of administration. The medication is approved in the form of oil‐filled capsules containing micronized progesterone for oral administration, termed oral micronized progesterone (OMP) or simply oral progesterone 18 . It is also available as vaginal or rectal suppositories, vaginal gels, oil solutions for intramuscular injection, and aqueous solutions for subcutaneous injection, among others 18,19 …”