One medication used to treat erectile dysfunction is Vidalista 40. As prescribed by your physician, take this medication orally, either with or without food. This should be done as needed. There are several dosages for this medicine. Sildenafil should be taken either 15 or 30 minutes before having intercourse, depending on your dosage. Regarding how long you should wait to take this medication before intimating, pay close attention to your doctor's recommendations. Do not take more than once every day. Purchase Vidalista 40 from Pinkviva, our website, to take advantage of free shipping and additional savings like PayPal cashback.