Diclofenac (K)
Diclofenac (K) is NSAID (non-steroidal anti-inflammatory drug). Diclofenac (K) is a simple phenylacetic acid derivative. It resembles both flurbiprofen and meclofenamate. It reduces fever and inflammation and relieves pain.
Primary Characteristics
It is of Synthetic origin and belongs to Phenylacetic Acid.
It belongs to Cyclo-oxygenase inhibitor pharmacological group on the basis of mechanism of action. It is also classified under Analgesics and Anti-inflammatory Agents .
Molecular Weight: 334.2 · Solubility in Water: null · Solubility in Alcohol: null · Non-proprietary name: Diclofenac (K).

Pharmacokinetics
Distribution: Diclofenac (K) has a plasma protein binding is 99%.
Elimination: plasma half-life is 1-2 hr, renal excretion is 65%.
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Indications
Diclofenac (K) is primarily indicated in conditions like Adnexitis, Dysmenorrhoea, Inflammation, Migraine, Post-operative pain, Post-traumatic pain, Rheumatoid arthritis.
Contraindications
Diclofenac (K) is contraindicated in conditions like GI ulceration, Hypersensitivity.
Dosage
Diclofenac (K)'s dosage details are as follows:
| Dose | Single Dose | Frequency | Route | Instructions |
|---|---|---|---|---|
| Adult Dosage | ||||
| 50 mg | 50 mg | Every 8h | PO | Additional dose of 50mg MA X BE taken after 2 hour if syptoms persest maximum daily dose 200mg. |
| Paediatric Dosage (20kg) | ||||
| 0.416 mg/kg | 0.416 mg/kg | Every 8h | Oral | |
| Neonatal Dosage (3kg) | ||||
| No data. | ||||
Drug Interactions
Always consult your physician for the change of dose regimen or an alternative drug of choice that may strictly be required.
Side Effects
Diclofenac (K) is known to cause more or less tolerable side effects which are usually transient. These include Dizziness, Elevation of liver enzymes, Erythema multiforme, GI hemorrhage, GI upset, Headache, Rashes , Vertigo, Vision disturbances.
Warnings / Precautions
Available Brands
Storage Conditions
Drug Classification
- 1.2.1.3 — Non steroidal anti-inflammatory drugs (NSAIDs)
- 2.2.5 — Antirheumatics, topical
Manufacturers
Manufacturers of Diclofenac (K) in Pakistan: