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| Attribute | Naproxen | Diclofenac |
|---|---|---|
| Simple | Long-acting pain and inflammation medicine. | Strong anti-inflammatory painkiller. |
| Drug class | NSAID with longer half-life. | NSAID commonly used for musculoskeletal pain. |
| Prescription | OTC | Rx only |
| Uses | Arthritis, Period pain, Muscle pain, Migraine | Arthritis, Back pain, Sports injury |
| Forms | Tablet, Capsule, Suspension | Tablet, Gel, Injection, Suppository |
| Adult dosage | 250–500 mg twice a day. | 50 mg 2–3 times a day. |
| Pregnancy | Ask your doctor | Ask your doctor |
| Common side effects | Stomach upset, Heartburn, Dizziness | Stomach upset, Dizziness |