how much aspirin is too much
If one is just using it for normal, minor aches and pains or headache, the recommended dose of aspirin is 325 to 650 mg every 4 hours as needed with a maximum dose of 3.9 grams/day (12 tablets of 325 mg aspirin). Submitted by Jason A. Massey, Pharm.D. Candidate, The University of Toledo.