Download Obie App

Google Play Logo

Track with precision. Interpret with intelligence. Manage with confidence.

Harmful Medications and Teratogens in Pregnancy

Pregnancy Safety

Obie Editorial Team

Teratogens are any drugs, chemicals, X-rays or anything else that can induce malformations in the fetus and/or lead to miscarriages. There are very few teratogens that are known to cause fetal malformations.

Here is the known list of teratogens:

  • Alcohol Androgens
  • Testosterone derivatives (for example, danazol)
  • Angiotensin-converting enzyme (ACE) inhibitors (for example, enalapril, captopril)
  • Coumarin derivatives (for example, warfarin)
  • Carbamazepine
  • Folic acid antagonists (methotrexate and aminopterin)
  • Cocaine Diethylstilbestrol (DES)
  • Lead
  • Lithium
  • Organic mercury
  • Phenytoin
  • Streptomycin and kanamycin
  • Tetracycline
  • Thalidomide
  • Trimethadione and paramethadione
  • Valproic acid
  • Vitamin A and its derivatives (for example, isotretinoin, etretinate, and retinoids)
  • X-rays