Male erectile dysfunction and pulmonary arterial hypertension are among the conditions that are treated with the oral drug Cenforce 25 mg. The blood circulation-regulating properties of the Cenforce 25mg pill treat both conditions.About an hour prior to the planned sexual activity, Cenforce 25 should be taken with a glass of water. You can take the medication with or without food. Delaying the effects can be achieved by avoiding heavy, oily meals.