Avana 200 mg (Avanafil) are rare but possible. Individuals who have a known allergy or hypersensitivity to avanafil or any inactive ingredients in the medication may experience allergic reactions. Symptoms of an allergic reaction can vary but may include: Skin Rash: This can range from mild itching to widespread rash or hives (urticaria). Swelling: Particularly of the face, lips, tongue, or throat, which can lead to difficulty breathing or swallowing. Dizziness or Fainting: Due to a sudden drop in blood pressure (hypotension). Itching or Redness: Particularly around the eyes or on the skin. Digestive Distress: Nausea, vomiting, or diarrhea. If you experience any signs of an allergic reaction after taking Avana 200 mg, seek immediate medical attention. It's important to inform your healthcare provider about any known allergies or previous adverse reactions to medications before starting Avana 200 mg or any new medication. Always use Avana 200 mg under the supervision of a healthcare professional and follow their recommendations regarding dosage and usage to minimize the risk of adverse effects.