If Tadalista Super Active contains tadalafil, most people only need medical help if they develop significant or persistent symptoms. Seek urgent/emergency medical care if you experience: An erection lasting more than 4 hours — this is an emergency because it can cause permanent penile damage. D DailyMed +1 Chest pain, fainting, severe dizziness, or significant shortness of breath, particularly during ***** activity. M MedlinePlus +1 Sudden loss or major change in vision. Stop taking tadalafil and seek medical attention. M MedlinePlus +1 Sudden hearing loss, especially with ringing in the ears or dizziness. M MedlinePlus Difficulty breathing/swallowing or swelling of the face, lips, tongue, or throat, which can indicate a serious allergic reaction. M MedlinePlus Seizure or loss of consciousness. N nhs.uk More common effects such as headache, flushing, indigestion, back/muscle aches, nasal congestion, or mild dizziness are usually not emergencies, but contact a doctor if they are severe or don't settle. M MedlinePlus +1 Important: Don't take another tadalafil dose or another ED medicine to try to counteract side effects. If you've already taken Tadalista Super Active and are having a symptom right now, tell me what symptom, how long ago you took it, and the strength written on the package (e.g., 20 mg), and I can tell you how urgent it is.