Administration of Injection Diclofenac

Availability: 

• Diclofenac Sodium Injection 25mg

Based on HKGU Product

• to be given as deep intragluteal injection into the upper outer quadrant
• in severe cases, 2 injections,can be given, separated by an interval of few hours, one on each buttock
• should not be given for more than 2 days

Based on other products

• There are many available formulations of Diclofenac Injections
• The older brand of Voltarol, can either be given as IM or as IV Infusion (NOT IV Bolus)
• This is because the older generations contains organic solvents and sulfites, and are proven to be irritant when given as IV.

 References:

1. The Essence of Analgesia and Analgesics. edited by Raymond S. Sinatra, Jonathan S. Jahr, J. Michael Watkins-Pitchford
2. https://www.medicines.org.uk/emc/medicine/1339