preclinical safety studies indicate that alpha- [ 4- ( 1,1-dimethylethyl ) phenyl ] -4- ( hydroxydiphenylmethyl ) -1-piperidinebutanol ( terfenadine , rmi 9918. triludan , teldane , resp . ) is a relatively nontoxic drug in animals .
C0085173
terfenadine
C0699931
teldane