A drug taken to increase blood flow to the penis and improve erectile function.
‘Note that you should not take Viagra if you take glyceryl trinitrate.’
- ‘Drugs like Viagra, Cialis and Levitra are now the mass panacea for a flagging sex drive.’
- ‘Valium and Viagra are trade names, while diazepam and sildenafil are generics.’
- ‘What about a man who has a prescription for Viagra or some other erectile dysfunction drug?’
- ‘It is the active ingredient in the anti-impotence drug known as Viagra.’