___?___ has an antiandrogen effect (can lead to impotence, loss of libido, and gynomastia). It also inhibits liver metabolism which can lead to an increase in activity of other drugs such as warfarin and carbamazepine)

Cimetidine (Tagamet)

Ranitidine (Zantac)

Famotidine (Pepcid)

Fexofenadine HCL (Allegra)

Cetirizine HCL (Zyrtec)