VIAGRA consists of sildenafil, which is identical drugs present in another drug called REVATIO. REVATIO is used to deal with a rare disorder identified as pulmonary arterial hypertension (PAH).Sildenafil boosts the impact of NO by inhibiting phosphodiesterase form 5 (PDE5), that's accountable for degradation of cGMP from the corpus cavernosum. Sild

If the health care provider confirms you’ve experienced a significant allergic response to Cialis, They could have you switch to a unique treatment.Other forms of sildenafil (the Lively drug in Viagra) is available in other strengths, such as 20 mg. But Viagra only is available in the a few strengths listed above.However, aged patients tend to be