All medicines may cause side effects, but many people have no, or minor, side effects. Check with your doctor if any of these most common side effects persist or become bothersome when using:
Heartburn; nausea; upset stomach.
Seek medical attention right away if any of these severe side effects occur when using. Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); black or bloody stools; confusion; diarrhea; dizziness; drowsiness; hearing loss; ringing in the ears; severe or persistent stomach pain; unusual bruising; vomiting. Wow! Sign me up for a trail size.
But this drug has been around since 1899 and still going strong. It is aspirin! And, it is an OTC (Over the counter Drug).
If discovered today it may not even get approval from the FDA. Take two, and call me in the morning...