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1 May 2026Injectable drugsSource update: October 2024

Diclofenac injectable

Injectable diclofenac guidance for short-term moderate inflammatory pain, with strict duration and pregnancy restrictions.

Prescription under medical supervision
This guide page is for structured reference only and does not replace a clinician, pharmacist, or emergency review. Dose choice, route choice, interactions, and safety decisions still need professional judgment.

Therapeutic action

Non-steroidal anti-inflammatory drug (NSAID), analgesic.

Indications

Moderate pain due to inflammation such as acute sciatic neuralgia, renal colic, and postoperative pain.

Forms and strengths, route of administration

  • 75 mg in 3 ml ampoule, 25 mg/ml, for deep IM injection or IV infusion.

Dose

For postoperative pain, may be administered by infusion: 75 mg over 30 to 120 minutes, to be repeated after 4 to 6 hours if necessary. Do not exceed 150 mg in 24 hours.

  • Adult: 75 mg by deep IM injection, to be repeated after 6 hours if necessary.

Duration

Maximum 2 days. Change to oral treatment with an analgesic as soon as possible.

Contra-indications, adverse effects, precautions

Do not exceed the recommended duration of treatment.

  • Do not administer to patients with allergy to NSAIDs, peptic ulcer, coagulation defects, haemorrhage, surgery with risk of major blood loss, severe renal, hepatic or cardiac impairment, severe malnutrition, uncorrected dehydration or hypovolaemia, asthma, or severe infection.
  • May cause local reactions at the injection site, renal impairment, gastrointestinal disturbances, and allergic reactions.
  • Administer with caution and carefully monitor use in older patients or patients with cardiovascular disorders.
  • Do not combine with other NSAIDs, diuretics, or anticoagulants.
  • Pregnancy: contraindicated.
  • Breast-feeding: contraindicated.

Source

MSF Essential drugs practical guidelines (January 2026)

This page reproduces the structured reference information for this batch while leaving out the Storage and Remarks sections.

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