Sometimes getting an erection for physical contact can be very troublesome and if the problem becomes persistent, then surely it is a matter of concern. Erectile dysfunction is a condition in which a man is unable to get an erection. This condition in men has become a common issue all over the world. All men go through this discomfort at some point in time. Unable to get an erection at the time of physical contact lead to a breach between the partners and eventually it leads to a total failure making a man losing his self-confidence and going into a depression. Moreover, this condition in men arises a question of his masculinity. Viagra 100 mg is an erectile dysfunction medicine which is commonly used by all men. It is used effectively to treat the following problems – 1) Trouble getting an erection 2) Trouble keeping an erection and 3) Low libido. Viagra is available in 100 mg, 150 mg, and 200 mg. But, 100 ...