How ED Pills Work

All major ED pills work similarly. They block an enzyme called PDE5, which helps relax blood vessels in your penis. When you’re sexually aroused, this relaxed state allows more blood to flow in and makes getting an erection easier.

You won’t get an erection automatically just from taking a pill alone. You still need sexual stimulation, and the medication works to improve blood flow. If low libido is part of the issue, your doctor may look for other causes. These medications don’t cure ED, but they can help you manage the symptoms while looking into other possible causes.

The Main Erectile Dysfunction Medications

The most common ED pills include:

• Sildenafil (Viagra® and generics)
• Tadalafil (Cialis® and generics)
• Vardenafil (Levitra® and generics)
• Avanafil (Stendra®)

Sildenafil (Viagra and Generics)

You typically take sildenafil 30 to 60 minutes before sexual activity. It stays active in the body for several hours. Many people find it works best on an empty stomach, as a large or high-fat meal can delay the effects.

This is often the first medication used, as generics are widely available and it’s one of the more affordable choices.

Tadalafil (Cialis and Generics)

You can take tadalafil as needed or in a lower daily dose. It lasts longer than many other erectile dysfunction medications and can stay active for a day or more. Food has little impact on how well it works. Clinicians also prescribe tadalafil for specific urinary symptoms tied to an enlarged prostate, which can be helpful if you’re dealing with both concerns.

Vardenafil (Levitra and Generics)

Vardenafil is usually taken 30 to 60 minutes before sexual activity. It comes in standard tablets and dissolvable options. It’s similar to sildenafil, although some people notice differences in how long it lasts or how quickly it’s absorbed.

Avanafil (Stendra)

Avanafil is designed to work more quickly. Some people feel effects within 15 to 30 minutes. It may cause different side effects for each person. It’s often more expensive than other options, and availability may vary by pharmacy.

Your clinician will consider your health conditions, other medications, and personal preferences when recommending the best option for you. You can check directly with your insurance to determine your coverage.

Common Side Effects and Safety

PDE5 inhibitors are generally well tolerated, but they can cause headaches, flushing, nasal congestion, and stomach discomfort. Some people taking tadalafil also notice back or muscle aches.

More serious side effects, such as sudden changes in vision or hearing or an erection that lasts too long, are uncommon. However, if they occur, they do require immediate medical attention.

Note that these medications aren’t safe for everyone. If you use nitrate medications for chest pain or some heart conditions, you shouldn’t take ED pills. Combining them can dangerously lower your blood pressure.

You should also use caution if you have significant heart disease or very low blood pressure. Always tell your clinician about all medications and supplements you take before starting treatment.

When ED Pills Don’t Work Well

You may not get the results you expect the first time you try an ED pill. Sometimes the dose is too low, or the timing is off. In other cases, the medication doesn’t work as well if you don’t take it on an empty stomach.

Conditions such as diabetes or severe vascular disease can also make ED harder to treat. If nerve issues, hormone levels, or psychological factors are at play, you may need a different approach.

Before deciding that ED pills don’t work for you, talk to your physician. Adjusting the dose, switching medications, or exploring other underlying reasons for ED may help. If ED pills still aren’t effective, other options may include devices, injections, surgery, or clinical trials.

Questions To Ask Your Clinician

• Which medication do you recommend for my situation, and why?
• How should I time the dose around meals and sexual activity?
• What side effects should I be aware of?
• Is this medication safe to use with my heart, blood pressure, or diabetes treatments? Can I use it with supplements?
• What are my options if the first medication doesn’t work well?
• Should I have hormonal testing before trying ED medications?
• What could be the underlying causes of my ED?

Understanding how ED pills fit into your overall health and treatment plan can help you use them safely and confidently. With the right approach, you can address this concern and start to feel more like yourself again.