About diclofenac sodium
Nonsteroidal anti-inflammatory drug (NSAID)
Used for
- Short-term relief of pain and inflammation
- Acute musculoskeletal pain
- Postoperative pain
- Renal colic
Usual adult dose
Usually 75 mg by deep intramuscular injection once daily; severe cases may receive 75 mg twice daily, briefly.
Common side effects
- Nausea, indigestion, or abdominal pain
- Injection-site pain or irritation
- Dizziness or headache
- Raised liver enzymes
Important warnings
- Can cause stomach ulcers, bleeding, or perforation.
- May increase risks of heart attack, stroke, and kidney problems.
- Avoid with active ulcers, severe heart failure, or serious allergy to aspirin or NSAIDs.
- Use the lowest effective dose for the shortest time; injection treatment is generally brief.
Pregnancy
Avoid from 20 weeks unless specifically directed; contraindicated in the third trimester.
Breastfeeding
Short-term use is generally considered compatible, but seek professional guidance for repeated doses.
Interactions
- Blood thinners and antiplatelet medicines increase bleeding risk.
- Other NSAIDs, including ibuprofen, increase side effects.
- ACE inhibitors, ARBs, and diuretics may increase kidney risks.
- Lithium, methotrexate, and digoxin levels may rise.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.