Below, we’ll guide you though these questions and compare Cialis and Viagra on their effectiveness, their duration of action, ...

It’s important to take Cialis only as prescribed because the effects can last several hours — in some cases, even up to 36 hours — and could result in negative side effects if you take it ...

Cialis can be taken as needed or daily at a ... starting any medication relating to ED and to be mindful of any side effects. Our Medical Standards and Insights team has carefully researched ...