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AttributeAspirinDiclofenac
SimplePainkiller and blood thinner.Strong anti-inflammatory painkiller.
Drug classNSAID and antiplatelet agent (acetylsalicylic acid).NSAID commonly used for musculoskeletal pain.
PrescriptionOTCRx only
UsesPain, Fever, Heart attack prevention, Stroke preventionArthritis, Back pain, Sports injury
FormsTablet, Chewable tablet, Enteric-coated tabletTablet, Gel, Injection, Suppository
Adult dosage300–600 mg every 4–6 hours for pain; 75–100 mg daily for heart protection.50 mg 2–3 times a day.
PregnancyAvoid in 3rd trimesterAsk your doctor
Common side effectsStomach upset, HeartburnStomach upset, Dizziness