as a result , the premedication with dimethpyrindene ( forhistal , fenistil ) plus cimetidine ( tagamet ) was recommended in a series of patients at risk : those with a history of hypersensitivity reactions to intravenous agents or atopy , patients with a second i.v . drug exposure within a few days , those undergoing surgery with a high risk of histamine release , patients of greater than 70 years age , and poor-risk patients with preoperative cardiac , respiratory or liver insufficiency and shock .
C0008783
cimetidine
C0592157
tagamet