Can you have an allergic reaction to cortisone shot?

Can you have an allergic reaction to cortisone shot?

While uncommon, some patients have allergic reactions to the local anesthetic added to the injection. Allergic reactions to the cortisone itself are rare because cortisone is a synthetic version of cortisol, a steroid naturally found in the body.

What does cortisone do to your bones?

Corticosteroids tend to both reduce the body’s ability to absorb calcium and increase how fast bone is broken down. The more of these drugs you take and the longer you take them, the greater your risk of developing osteoporosis.

Does cortisone break down cartilage?

Cortisone has been shown, in many studies, to accelerate degenerative osteoarthritis through cartilage breakdown. Over the years we have seen many patients who have received corticosteroid (cortisone) injections for joint pain.

What is a cortisone flare reaction?

The so-called “cortisone flare” reaction has been reported to occur in approximately two percent of patients. This occurs when the injected cortisone crystallizes and causes pain worse than before the shot. Fortunately, these “flares” usually do not last long and resolve with icing after 12 to 48 hours.

How long do cortisone shot side effects last?

Results. Results of cortisone shots typically depend on the reason for the treatment. Cortisone shots commonly cause a temporary flare in pain and inflammation for up to 48 hours after the injection. After that, your pain and inflammation of the affected joint should decrease, and can last up to several months.

Can steroid injections make you feel unwell?

Very rarely you may get an infection in the joint at the time of an injection. If your joint becomes more painful and hot you should see your doctor immediately, especially if you feel unwell. People are often concerned about the possibility of other steroid-related side effects such as weight gain.