title: First-trimester drug use and congenital disorders.
mesh_terms: D000014:Abnormalities, Drug-Induced / Q000209:etiology*; D004025:Dicyclomine; D004319:Doxylamine / Q000009:adverse effects*; D004338:Drug Combinations / Q000009:adverse effects; D064420:Drug-Related Side Effects and Adverse Reactions; D005260:Female; D006279:Health Maintenance Organizations / Q000706:statistics & numerical data; D006801:Humans; D007409:Intestinal Atresia / Q000209:etiology; D008431:Maternal-Fetal Exchange; D008620:Meprobamate / Q000009:adverse effects; D011247:Pregnancy; D011261:Pregnancy Trimester, First; D011725:Pyridines / Q000009:adverse effects*; D011736:Pyridoxine / Q000009:adverse effects*
chemical_list: D004338:Drug Combinations; D011725:Pyridines; C004454:dicyclomine, doxylamine, pyridoxine drug combination; D004025:Dicyclomine; D004319:Doxylamine; D008620:Meprobamate; D011736:Pyridoxine