These include: These three oral tablets are very similar, though Cialis has a much longer period of action.
Side-effects are mostly trivial, though there are rare instances of eye or ear damage.
This is because nervousness makes you release adrenaline and other hormones into the bloodstream.
Those chemicals are fine for getting you ready for a battle or a race, but they are the physiological enemies of an erection. About 70 per cent of men aged 70 are still potent, but it's undeniable the incidence of ED does increase after the age of 60.
Over the years, I've found gay men who come into a surgery or consulting room will sometimes pretend they are straight.