It can be taken 30 min to 4 hours before desired intercourse. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive. Trimazosin Other Interactions Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. There are no adequate and well-controlled studies of sildenafil in pregnant women. Storage Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Consider starting at a dose of 25 mg in patients with hepatic dysfunction e.The dose can be increased to mg or decreased to 25mg depending on its effect. Take sildenafil up to 4 hours before you want to have sex. For sildenafil to work properly, you’ll need to be sexually excited. Dosage and strength for pulmonary hypertension. Sildenafil tablets for pulmonary hypertension come in 10mg and 20mg strengths. How much does sildenafil citrate or viagra cost near you? Find the best sildenafil citrate or viagra prices near you now with our cost comparison tool and start saving today. 28,90 €. Récapitulatif de la commande: ,40 €. Code bonus. Achetez 7 produits. Intéressé par le Viagra générique? Vous voulez acheter Sildenafil 50mg?