If you have health insurance and do not want to be stuck with an unexpected bill, make sure to call your insurance company before making an appointment to confirm your doctor is covered under your plan. This image may not be used by other entities without the express written consent of wikiHow, Inc. Kidney disease that needs to be treated with dialysis. These medicines all work well for ED. Should you choose to buy health insurance, take your time to shop and compare before making a purchase.If you’re looking for a less costly Viagra, you might want to ask your doctor about sildenafil. It’s the active ingredient in both branded Viagra and the drug Revatio, . Sildenafil (Viagra). This medicine works best when you take it on an empty stomach an hour before sex. The body takes longer to absorb it after a high-fat meal or .
