_:vb50935933 "A drug allergy that has_allergic_trigger ranitidine."^^ . _:vb50935933 . _:vb50935933 . _:vb50935933 . _:vb50935933 . _:vb50935933 "IEDB:RV"^^ . _:vb50935933 "url:https://www.ncbi.nlm.nih.gov/pubmed/7782125"^^ . _:vb50935933 .