Erectile Dysfunction pills — a practical guide
If you're looking at erectile dysfunction (ED) pills, you want clear, useful info — not confusion. The main oral options are PDE5 inhibitors: sildenafil (Viagra), tadalafil (Cialis), vardenafil (Levitra) and avanafil (Stendra). Each works by increasing blood flow to the penis, helping you get and keep an erection when you’re sexually aroused. This short guide explains differences, safety checks, buying tips, and when to talk to a doctor.
How the pills differ
Sildenafil and vardenafil usually take 30–60 minutes to start and act for about 4–6 hours. Tadalafil can start in about 30 minutes and may last up to 36 hours — that’s why some people call it the “weekend pill.” Avanafil often works faster, sometimes within 15–30 minutes, and tends to cause fewer side effects for some men. Food can slow down sildenafil and vardenafil, while tadalafil is less affected by meals. Doses vary, so doctors choose based on your health, other meds, and how quickly you want them to work.
Safety and interactions you must know
Don’t take ED pills with any nitrate medicine (often used for chest pain). That combo can cause a dangerous drop in blood pressure. Tell your doctor if you use alpha-blockers for prostate or blood pressure, certain heart drugs, or strong antibiotics and antifungals — those can change how ED pills behave in your body. Common side effects are headache, flushing, nasal congestion, upset stomach, and sometimes changes in vision. If you get chest pain, fainting, or an erection lasting more than four hours, get emergency help.
If you have heart disease, uncontrolled blood pressure, severe liver or kidney problems, or recent stroke or heart attack, talk to a clinician before using any ED pill. A quick health check makes treatment safer and more effective.
Thinking lifestyle first? Losing weight, quitting smoking, reducing heavy drinking, and treating sleep apnea or diabetes often improves erectile function and can make pills work better. Exercise and better blood sugar control matter more than many people expect.
Buying medicines online? Use only licensed pharmacies that require a prescription. Avoid sites that sell prescription drugs without asking for one or that offer suspiciously low prices. Look for a verifiable address, pharmacist contact, and clear return or privacy policies. Telehealth clinics or your regular doctor can also prescribe and advise what’s best for you.
When should you see a doctor right away? If ED comes on suddenly, follows an injury, or comes with pain, fever, or blood in urine, seek care. Also see a clinician if ED is paired with shortness of breath, chest pain, or fainting — those can signal heart trouble.
Use this tag page to find deeper articles on specific drugs, buying tips, and safety checks. Ask questions to your provider and pharmacist — they can match the right pill and dose to your health and needs.
