Fildena 100 mg, which contains sildenafil citrate, is a medication used to treat erectile dysfunction. While it is generally well-tolerated, there are certain situations in which one should seek emergency medical attention. If you experience any of the following symptoms or conditions while using Fildena 100 mg, it's important to seek prompt medical assistance: Priapism: Priapism is a prolonged and painful erection that lasts for more than four hours. It is a medical emergency and requires immediate attention. If not treated promptly, priapism can lead to permanent damage to the erectile tissue and long-term erectile dysfunction. Sudden Vision or Hearing Loss: In rare cases, individuals using medications like fildena 100 mg price have reported sudden vision or hearing loss. If you experience a sudden decrease or loss of vision or hearing, seek emergency medical attention. Severe Allergic Reaction (Anaphylaxis): While severe allergic reactions to sildenafil are uncommon, they can occur. Symptoms may include difficulty breathing, swelling of the face, lips, or tongue, and hives. Anaphylaxis is a medical emergency, and immediate medical attention is necessary. Chest Pain or Severe Cardiovascular Symptoms: If you experience chest pain or severe cardiovascular symptoms, such as severe dizziness, fainting, or irregular heartbeat, seek emergency medical attention. These symptoms may indicate a serious cardiovascular event. Severe Side Effects or Reactions: If you have a severe or persistent reaction to Fildena 100 mg that is not improving or if you are concerned about any side effects, seek medical assistance. This may include severe headache, difficulty breathing, chest pain, or other unexpected symptoms. It's important to use Fildena 100 mg or any similar medication under the guidance of a healthcare professional and to follow the prescribed dosage and instructions. If you have any concerns about the medication or experience unexpected symptoms, do not hesitate to seek emergency medical attention. In case of a medical emergency, call your local emergency number immediately. If you are unsure whether your symptoms require emergency attention, err on the side of caution and seek prompt medical help.