Medically reviewed by Kristie Reed, PharmD The safety of caffeine pills often depends on how much you take. High amounts of caffeine in a caffeine pill can cause symptoms like dizziness, irritability, ...

Acetaminophen 250mg, aspirin 250mg, caffeine 65mg; coated caplets. Reye's syndrome. Persistent or unresponsive headache. Hypertension. Cardiovascular disease. Asthma ...