Description
Uses
Difnac-SR (Diclofenac Sodium) is a non-steroidal anti-inflammatory drug (NSAID) used to relieve pain, inflammation, and swelling associated with:
- Osteoarthritis
- Rheumatoid arthritis
- Ankylosing spondylitis
- Muscle and joint pain
- Back pain
- Sprains and strains
- Dental pain
- Post-operative pain
- Menstrual pain (dysmenorrhea)
How It Works
Diclofenac works by blocking the production of prostaglandins, chemicals in the body responsible for pain, inflammation, and fever. The sustained-release (SR) formulation provides prolonged pain relief throughout the day.
Dosage
- Take only as prescribed by your doctor.
- Usually 100 mg once daily, or as directed.
- Swallow the tablet whole with water.
- Do not crush, chew, or split the SR tablet.
- Take with or after food to reduce stomach irritation.
Common Side Effects
- Stomach pain or discomfort
- Heartburn
- Nausea or vomiting
- Indigestion
- Diarrhea or constipation
- Headache
- Dizziness
Serious Side Effects (Seek Immediate Medical Attention)
- Stomach ulcer or gastrointestinal bleeding (black stools, vomiting blood)
- Severe allergic reaction (rash, swelling, difficulty breathing)
- Chest pain or signs of heart attack
- Yellowing of the skin or eyes (liver problems)
- Reduced urine output or kidney problems
Precautions
- Avoid use if you have a history of stomach ulcers or gastrointestinal bleeding.
- Use with caution in patients with heart disease, high blood pressure, kidney disease, or liver disease.
- Avoid taking with other NSAIDs (such as ibuprofen or naproxen) unless advised by your doctor.
- Inform your healthcare provider if you are pregnant (especially during the third trimester) or breastfeeding.
- Avoid alcohol, as it may increase the risk of stomach bleeding.
Storage
- Store below 30°C.
- Keep in a cool, dry place away from direct sunlight and moisture.
- Keep out of reach of children.
Prescription Status
Prescription-only medicine (Rx). It should be used under the supervision of a qualified healthcare professional.





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