Storage Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. If we combine this information with your protected health information, we will treat all of that information as protected health information and will only use or disclose that information as set forth in our notice of privacy practices. Erectile dysfunction can often be traced to the same causes as cardiovascular disease, including inflammation, a narrowing of the arteries, or a hardening of the arteries. Meet Our Journalists Subscribe now to get breaking news alerts in your email inbox Get breaking news delivered to your inbox as it happens. Some people may also have ringing in their ears tinnitus or dizziness. Student Visa. While most men tolerate Viagra well, some men may develop moderate side effects such as headaches, flushing, or nasal congestion.on October 30, Aerobic exercise is nearly as effective at addressing erectile dysfunction (ED) as medications such as Viagra, and is safe and less expensive, according to a new meta-analysis.  · Tax – Sales by pharmacies and drug stores, (Accessed Oct. 11, ) Streamlined Sales Tax Governing Board, “ Classification of products as candy or food or food ingredients,” (Accessed. Viagra (sildenafil) is a brand-name prescription drug that’s used to treat erectile dysfunction (ED). Learn about side effects, warnings, dosage, and more.