Pregnanolone (disambiguation)
# Pregnanolone (disambiguation)

Pregnanolone, also known as tetrahydroprogesterone (THP), may refer to:

* Allopregnanolone (3α-hydroxy-5α-pregnan-20-one or 3α,5α-tetrahydroprogesterone)
* Pregnanolone (3α-hydroxy-5β-pregnan-20-one or 3α,5β-tetrahydroprogesterone)
* Isopregnanolone (3β-hydoxy-5α-pregnan-20-one or 3β,5α-tetrahydroprogesterone)
* Epipregnanolone (3β-hydoxy-5β-pregnan-20-one or 3β,5β-tetrahydroprogesterone)
