Levitra can be taken with or without either food or alcohol.

How does Levitra work?
Levitra works by relaxing the blood vessels, allowing blood to flow into the penis when you are sexually aroused in the natural way. Men who do not have erectile dysfunction should not take Levitra.

How do you take Levitra?
Levitra is available in three strengths; 5mg, 10mg and 20mg. The recommended starting dose of Levitra is 10mg. Dosage can be increased under the supervision of a doctor.

Levitra should be swallowed as a whole tablet with water.

Levitra should be taken 25-60 minutes before sexual activity. Levitra may work as quickly as 15 minutes in some men, most men respond within 25 minutes.

Sexual activity can be initiated for up to 4-5 hours after taking your Levitra.

The maximum recommended dose is one tablet per day.

What side effects may be associated with Levitra?
Side effects for all PDE5 inhibitors are similar. The most common side effects are headache and facial flushing. Fewer commons reported side effects are dyspepsia, nausea, dizziness, and stuffy nose. Most side effects are mild to moderate, do not last long, and usually decrease as you continue to take the medication. Should any side effects persist a doctor should be consulted.

Who cannot take Levitra?
Levitra should not be used by men who have been informed by their doctor that they are not fit enough to for sexual activity. Levitra should not be taken by patients who are taking any kind of nitrate (commonly used for angina pectoris) or Alpha-blocker medicines. In combination with Levitra these medicines could seriously lower blood pressure.

Levitra is not indicated for use in women or children.

Patients should inform their Doctor if they are taking any of these medicines or ask if they are not certain.

LEVITRA and Amyl Nitrate?
Some people use non- - prescribed nitrates socially or sexually. Levitra must not be combined with nitrate inhalants (known as 'poppers', 'amyl' or 'rush') or any form of nitrates. This combination may result in dangerously low blood pressure, which could be fatal.

Levitra and other drug interactions
HIV protease inhibitors (ritonavir and indivanor) and some other drugs (especially - ketaconazole, itraconazole) can change the plasma concentration of Levitra. If you are on any of these types of medications such as Erythromycin (an antibiotic), alpha - blockers and medicines used to treat an enlarged prostate, or high blood pressure (such as areterazosin, tamsulosin, and prazosin), please consult your doctor before taking Levitra.

Levitra should not be combined with other erectile dysfunction treatments.

What conditions MAY PREVENT a man using Levitra?
Levitra should be used with caution by men:

• With anatomical abnormality of the penis such as angulation, cavernosal fibrosis or Peyronie's disease
  

• Who have conditions that might predispose them to priapism (prolonged erections). These include sickle cell anaemia, multiple myeloma or Leukemia. (cancer of blood cells)
  

• Heart or blood vessel, kidney or liver problems
  

• Bleeding disorders such as haemophilia or peptic ulceration (stomach ulcer)
  

• With a serious eye condition called retinitis pigmentosa

Can I drive while taking Levitra?
Patients should be aware of how they react to the drug before they drive or operate machinery as Levitra may cause dizziness.

Will it work for everyone?
Clinical trials have shown Levitra 20mg to be effective in 85% of men with erectile dysfunction. Levitra has also been shown to have beneficial effects in men with diabetes or those that have had their prostate removed.

If Levitra does not help you get an erection, or your erection does not last long enough for you to complete your chosen sexual activity you should tell your doctor who will be able to help. In these cases, your doctor may need to adjust your dose. There are other effective treatment options available and information can be obtained from your doctor