Use of antihistamines during pregnancy.
D000014:Abnormalities, Drug-Induced / Q000209:etiology; D005260:Female; D006634:Histamine H1 Antagonists / Q000009:adverse effects*; D006801:Humans; D008431:Maternal-Fetal Exchange; D010879:Piperazines / Q000009:adverse effects; D011247:Pregnancy / Q000187:drug effects*; D012306:Risk
D006634:Histamine H1 Antagonists; D010879:Piperazines