The products discussed in this site may have different product labeling in different countries. A newer form of the medicine that dissolves on the tongue might work faster than the pill that you swallow. Common ones include: Flushing of the skin. Your doctor or other health care professional can recommend one for you based on these factors, other health conditions you have and any other medicines you take. If you have an erection that lasts more than 4 hours, get medical help right away. Oral medicines for ED usually work well and cause few side effects. As with sildenafil, a high-fat meal or alcohol keep the body from absorbing it as quickly.CHOOSE BRAND-NAME VIAGRA. The original little blue pill prescribed by doctors for over 20 years. Clinically proven to treat men with erectile dysfunction (ED) Ongoing . Savings will vary by medication and by pharmacy. The discount plan organization is Hippo Network LLC, One World Trade Center, Suite New York, NY , . Treatments for erectile dysfunction are big business, and online scams abound. If you do buy medicines over the internet: Check to see if an online pharmacy is legitimate.