Yes and loss it's effectiveness when expires. Any prescription drugs have expiration date same with viagra, but I doubt that not all viagra indicates expiration date so it is really hard to tell when does it expires if that's the case.
It comes to a sticky end , eventually
Yep. Even water goes bad after awhile. Check the bottle it came in. It should say something like Exp:06/11
Expiration means that the drug is no longer effective after that date.
viagra
Everything expires...
The active ingredient in Viagra is sildenafil citrate. "Viagra" is the trade name used by Pfizer.
You can use Viagra if you have herpes.
i never use Viagra
can i take viagra after bear...??
Pfizer are makes of Viagra
Never heard of Pro Viagra as such. If you mean to say generic Viagra,then 1] Both generic and brand Viagra gives same effect, both differ in price. Generic Viagra is cheap while brand is costly. 2] You require prescription for brand Viagra while generic doesn't require prescription. 3] Generic Viagra has more chance of showing side effect, while brand has less because you acquire Viagra prescription once doctor recommend you based on your health for brand Viagra.
Coal expires only when burned.
No, Viagra is not banned, but it is available by prescription only.
using Viagra in regural base is not good.