Side Effects
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The most common side effects reported in clinical trials included headache, flushing, rhinitis, and indigestion. Dizziness was reported in about two percent of patients. A small number of patients taking Levitra also reported abnormal vision.
Before taking Levitra, patients are advised to undergo a thorough medical history and physical examination to attempt to diagnose the underlying cause of the erectile dysfunction and to identify appropriate treatment.
Levitra does not protect from AIDS or other sexually transmitted diseases.