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Tadalafil (Cialis) Tadalafil is the active ingredient in Cialis, which was approved by the FDA as an ED medication in 2003. These days, it’s available in its generic form and as a brand name for ...
Sildenafil (Viagra), tadalafil (Cialis) and vardenafil (Levitra) typically start working within 30 to 60 minutes, while avanafil (Stendra) works within 15 to 30 minutes. As with most prescription ...
While Cialis and its generic tadalafil are effective ED treatments, many men get overwhelmed by the dosages and ways to take the medication. ... (Viagra), vardenafil (Levitra) and avanafil ...
20 mg Cialis tablet. Tadalafil is used to treat erectile dysfunction, benign prostatic hyperplasia, and pulmonary arterial hypertension. [8] In the US, tadalafil (as Cialis) is indicated for the treatment of erectile dysfunction and the signs and symptoms of benign prostatic hyperplasia; [5] and (as Adcirca) for the treatment of pulmonary arterial hypertension to improve exercise ability.
Vardenafil's indications and contraindications are the same as with other PDE5 inhibitors; it is closely related in function to sildenafil citrate (Viagra) and tadalafil (Cialis). The difference between the vardenafil molecule and sildenafil citrate is a nitrogen atom's position and the change of sildenafil's piperazine ring methyl group to an ...
The main difference between the 3 drugs (Levitra, Viagra, and Cialis) is the duration of action/pharmacologic half-life of Cialis, which is mentioned in the article. Levitra and Cialis have similar pharmacologic properties (half-life, duration of action, time of onset) and efficacy, with Cialis being more widely used due to "first to market ...