isotretinoin acne treatment drug molecule. known to be a teratogen causes birth defects. skeletal formula.

isotretinoin acne treatment drug molecule known be teratogen causes birth defects skeletal formula isotretinoine cystic vulgaris chemotherapy ichthyosis retinoid vitamin defect teratogenic retinoic embryo inflammatory bowel disease colon dermatology dermatologist neuroblastoma xeroderma crohn ulcerative colitis teratogenicity pregnancy epigenetic sebum prescription carbon hydrogen oxygen atoms atomic molecular compound composition chemical chemistry structure line drawing flat icon vector