Vilitra 10 contains 10 mg of vardenafil, a PDE5 inhibitor used to treat erectile dysfunction (ED). It should not be used in certain situations because it may cause serious health risks. Avoid Vilitra 10 if you: Take nitrate medicines for chest pain (such as nitroglycerin or isosorbide). The combination can cause a dangerous drop in blood pressure. Take riociguat (a medicine used for certain types of pulmonary hypertension). Have been advised by a healthcare professional to avoid ***** activity because of heart problems. Have had a recent heart attack or stroke or have unstable heart disease (unless cleared by a doctor). Have very low blood pressure or certain serious cardiovascular conditions. Have a known allergy to vardenafil or any ingredient in the medicine. Use extra caution and seek medical advice before taking it if you have: Severe liver or kidney disease Certain eye conditions (such as some inherited retinal disorders) A history of prolonged erections (priapism) Low blood pressure or take multiple blood pressure medicines Certain heart rhythm problems or take medicines that affect heart rhythm Common side effects can include headache, flushing, nasal congestion, indigestion, and dizziness. If you tell me your age, any heart/blood pressure conditions, and the medicines you take, I can help identify whether any of these precautions may apply to you.