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Can cortisone shots affect your brain?

Author

James Craig

Published Jan 12, 2026

The use of corticosteroids is strongly associated to the development of psychiatric/neurological side effects. These effects are due to the wide expression of GR in the brain, and their long-term modulation can lead to functional and anatomical alterations, which might be responsible for the observed side-effects.

Can cortisone shots affect you mentally?

Results: Symptoms of hypomania, mania, depression, and psychosis occur during corticosteroid therapy as do cognitive changes, particularly deficits in verbal or declarative memory. Psychiatric symptoms appear to be dose-dependent and generally occur during the first few weeks of therapy.

What does cortisone do to the brain?

Glucocorticoids can influence emotional behavior and cognition; when given long-term, the hormones may lead to mania or depression. One way glucocorticoids may influence emotional behavior is by affecting the activity of certain parts of the brain that participate in emotional processing.

Can cortisone shots cause confusion?

Clinical Manifestation Early indicators of steroid-induced psychosis include confusion, perplexity, and agitation that typically occur within the first five days after initiation of treatment (6-7). Patients may go on to develop hallucinations, delusions, and cognitive impairment (2).

Can corticosteroids cause brain damage?

CONCLUSIONS. Animal data indicate that corticosteroids are associated with cognitive impairment, cellular changes, and even neuronal death in the hippocampus. Cognitive deficits and reduced hippocampal volumes have been reported in patients with mood disorders.

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Can cortisone shots cause dementia?

Cognitive deficits, particularly declarative and verbal memory deficits, have been documented during both long- and short-term glucocorticoid therapy. The case presented here confirms that long-term use of glucocorticoid medication, administered in the recommended doses, may induce reversible dementia.

Can steroids cause neurological problems?

The use of corticosteroids is strongly associated to the development of psychiatric/neurological side effects. These effects are due to the wide expression of GR in the brain, and their long-term modulation can lead to functional and anatomical alterations, which might be responsible for the observed side-effects.

Does steroids cause brain fog?

Most of the time, your recommended medication will help brain fog by easing the rest of your arthritis symptoms. But every now and then, steroid-based drugs like prednisone might cause side effects like brain fog, anxiety, and sleeplessness, says Dr.

Do steroids affect your memory?

The results, which are published in The Open Psychiatry Journal, revealed that those using steroids had significantly more deficits in their prospective and retrospective memory functioning, as well as their mental executive function, compared to non-users.

Can cortisone shots cause anxiety?

The injection may also cause some patients to feel mildly anxious or agitated, and they may develop difficulty with sleep for the first 1-2 nights after the injection. A true allergic reaction to cortisone is very rare, but may occur due to other components of the injection, such as the local anaesthetic.

How do steroids alter the brain?

In addition, animal studies show that anabolic steroids increase serotonin levels in brain regions involved in mood107 and dopamine levels in reward-related brain regions. Chronic use of anabolic steroids has also been shown to cause dysfunction of these reward pathways in animals.

How do steroids affect the brain and emotions?

Corticosteroids reduce GABA, leading to anxiety, changes in mood, depression, seizure disorders, and a decreased capacity to cope with chronic pain. Corticosteroids may also impact the hippocampus in the brain, which regulates memory and emotional processing.

What is side effects of steroid injection?

Potential side effects of steroid injections include:

  • pain around the injection site, ranging from minor to intense pain, which is often called a cortisone or steroid flare.
  • bruising around the injection site.
  • face flushing for a few hours.
  • thin or pale skin around the injection site.
  • insomnia.

Can cortisone shots cause psychosis?

Symptoms such as euphoria, insomnia, mood swings, personality changes, severe depression, and psychosis—referred to as corticosteroid-induced psychosis—have been estimated to develop in 5% to 18% of patients treated with corticosteroids.

Can steroid shots make you emotional?

Steroid injections can sometimes cause temporary changes to women's periods. They can also cause changes in people's mood – you may feel very high or very low. This may be more likely if you have a history of mood disturbance.

What are the disadvantages and side effects of cortisone injections?

Cortisone Shot Disadvantages and Side Effects

Shrinkage and lightening of the color of the skin where you get the shot. Infection. Bleeding from broken blood vessels in the skin or muscle. Soreness where you get the shot.

What is fuzzy brain?

What is brain fog? While it's not a medical term, brain fog describes a feeling that you don't have full mental clarity—maybe you're having trouble remembering something or difficulty focusing on a thought or idea.

Do steroids help brain inflammation?

In people who have a brain tumour, steroids are often prescribed for their anti-inflammatory effect as they can reduce the swelling and inflammation sometimes caused by the tumour. Any swelling within the brain may cause symptoms such has headache, sickness, drowsiness or fits.

Can steroids cause dementia?

Dementia-like symptoms have been found in some individuals who have been exposed to glucocorticoid medication, often dispensed in the form of asthma, arthritis, and anti-inflammatory steroid medications. The condition reverses, but not always completely, within months after steroid treatment is stopped.

How long do side effects from cortisone shot 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.

How can I clear my brain fog?

Treatment – ways to end brain fog

  1. Spend less time on computer and mobile phone – remind yourself to take a break.
  2. Positive thinking, reduce stress.
  3. Change your diet.
  4. Get enough sleep – 7-8 hours a day, go to bed at 10pm or no later than midnight.
  5. Regular exercise.
  6. Avoid alcohol, smoking, and drinking coffee in the afternoon.

Can steroids cause brain swelling?

Lowering steroid levels too quickly can also cause a rebound increase in brain swelling and return of symptoms and sometimes joint pain. Steroids can cause a wide range of unwanted effects.

What is steroid induced psychosis?

Steroid-induced psychosis is a severe adverse effect that can occur shortly after administering high doses of glucocorticoids. Although steroid-induced psychosis can typically be managed by tapering and discontinuing the offending steroid, patients may still experience persistent mood disturbances and psychosis.

Can steroid cause seizures?

The Top Five Most Damaging Symptoms Associated with Steroid Overdose Include: Coma. Seizures. Loss of hearing.

How do you get rid of a cortisone shot headache?

You can take over-the-counter pain medication, such as ibuprofen (Advil, Motrin) or acetaminophen (Tylenol), to try to reduce the pain if icing the area doesn't help. Within a few days of receiving your cortisone injection, the pain from the flare should go away and you should feel relief.