Taking generic ED medications is an effective way to save money without sacrificing quality. Combine medication and supplements for immediate and long-term, gradual benefits. Men who are taking nitrates or nitroglycerin Those with hypotension Men who have heart disease or heart failure ED can be the first sign of other health conditions, including cardiovascular disease and diabetes. Additionally, consulting with a healthcare professional is crucial to ensure the medication is safe and appropriate for your circumstances. Tadalafil Cialis Tadalafil, marketed as Cialis, is another popular ED medication known for its long duration of action.Oral medications, like Viagra and Cialis, which require a prescription and are commonly used to treat ED, can take 30 minutes to take effect, she adds. Injections take less time to work, but they. Viagra is sold under the generic name sildenafil, which is also only available with a prescription. Many medical clinics now offer remote health services where you can . If you’re interested in buying Viagra online, five of the best options available are Hims, Roman, Lemonaid, Optum Store, and REX MD. Read on for full details on the process .