Tadalafil will make these symptoms less severe and reduce the chance that prostate surgery will be needed. Your doctor will probably tell you not to take tadalafil if you are taking nitrates. You may attempt sexual activity at any time between doses. The penis is one of the areas where this enzyme works. Brand names Why is this medication prescribed?We have good news for you: generic Cialis, used to treat erectile dysfunction (ED)and enlarged prostates, just hit pharmacies. Prices for the generic, . We have good news for you: generic Cialis, used to treat erectile dysfunction (ED)and enlarged prostates, just hit pharmacies. Prices for the generic, . AdTry Promescent® male prolong spray & enhance sexual duration and climax satisfaction. FDA Compliant Premature Ejaculation Spray for Men. Recommended by Urologists Nationwide.