Cialis is available from online pharmacies as well as your local pharmacy. Before taking Cialis you will need a prescription from your doctor. The following are 10 frequently asked questions about this medication.

1. What is Cialis?

Cialis (tadalafil) is an extremely popular prescription medication used to treat erectile dysfunction (impotence) in men. It has helped many men who have suffered with erectile dysfunction get and keep an erection when they become sexually stimulated. It is important to note that Cialis does not produce spontaneous erections.

2. What is Cialis’s success rate? One reason Cialis has been so popular is because it has a very high success rate. Various studies have shown that it’s success rate is about 75-80%.

3. Does Cialis require a prescription?

Cialis is not an over-the-counter drug. A doctors prescription is required. And, you must inform your doctor about any other medications you are currently taking.

4. What are the side effects of Cialis? The most common side effects are headache, facial flushing and upset stomach. The less common side effects are blurred vision, or being sensitive to light which are usually temporary. Your doctor should be contacted immediately if any other side effects occur while taking this medication.

5. Who should not take Cialis?

Men who suffer from retinitis pigmentosa, or those taking nitroglycerin or nitrous oxide.

6. What’s next if Cialis doesn’t work for me?

If Cialis fails to provide the desired results for you talk to your doctor about alternative drugs and treatment for erectile dysfunction.

7. When should Cialis be taken?

Cialis should be taken about one hour prior to having sex. Cialis should start working in about 30 minutes and last for up to 4 hours if you are sexually excited. Cialis may take longer to work if you have just eaten a high-fat meal.

8. How does Cialis work?

Cialis works by helping the penis fill with enough blood to enable an erection when a man is sexually excited. After sex, the erection should go away.

9. Can Cialis be taken long-term? Check with your doctor, but little is known about the long term effects of taking Cialis.

10. What strengths does Cialis come in? Cialis is available in 5mg, 50mg and 100mg strengths according to individual needs.

Cialis may or may not be for you. Erectile dysfunction can be caused by medical conditions that require other treatments. If your doctor says that you are a candidate for taking this drug you may be on the verge of rediscovering the enjoyment of a normal sex life just like millions of other men before you.