To relieve the discomfort rest, apply ice and take pain relievers such as paracetamol (or as advised by your doctor). Sometimes there is increased pain in the joint after the injection, which settles within 24 hours.After you've had a cortisone injection, rest the joint for about 24 hours and avoid excessive movement or stress on the joint for about 1 week.This helps relieve pain immediately and lasts for 3 to 4 hours while the cortisone is beginning to take effect. A local anaesthetic may also be given.The beneficial effects may last for days or months. The cortisone slowly starts to act over 24–36 hours.A separate syringe and needle are then used to give the cortisone injection.This helps relieve pain and may encourage the joint to heal. Removing the fluid reduces pressure in the joint.The fluid is examined by your doctor and a sample is sent to the laboratory for diagnosis.Before giving the cortisone injection, your doctor will remove excess fluid from the joint using a syringe and needle.dexamethasone (DBL Dexamethasone Sodium Phosphate®).The following are examples of cortisone injections available in New Zealand: Cortisone injections available in New Zealand Generally, cortisone injections are not given more often than 3 or 4 times a year and they are at least 6 weeks apart. Frequent injections into the same area can cause the bone, ligaments and tendons to weaken over time. Regular repeated steroid injections are not recommended. Avoid regular repeated injectionsĬortisone injections are used as short-term relief. Watch a video about cortisone injection for arthritis. Cortisone injections are given into a painful joint to reduce pain and swelling in conditions such as gout, rheumatoid arthritis, osteoarthritis, tendinitis, carpal tunnel syndrome and tennis elbow.Ĭortisone injections are used when there is a flare-up or the pain in the joint is not responsive to other treatments or when other medications cannot be used. They provide short-term pain relief, usually for up to a month, but do not improve joint function or stiffness. When are cortisone injections given?Ĭortisone is a substance similar to a natural steroid hormone produced by the body. They involve the injection of cortisone medication such as triamcinolone, dexamethasone or methylprednisolone directly into a joint space to reduce inflammation (swelling) and pain. Cortisone injections (also called steroid injections) are used for joint problems and arthritis.
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