Patient brochure for progestins warns against use in pregnancy.
D000014:Abnormalities, Drug-Induced / Q000209:etiology*; D004348:Drug Labeling; D005260:Female; D006801:Humans; D010353:Patient Education as Topic; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011372:Progestins / Q000009:adverse effects*
D011372:Progestins