Dexamethasone

Dexamethasone is a type of corticosteroid medication. It is used to relieve inflammation and suppress the immune system in various conditions.

This medication is often prescribed for its anti-inflammatory and immunosuppressive effects in a range of medical situations.

Information about Dexamethasone

Dexamethasone Uses

Dexamethasone is commonly used to treat a variety of conditions. It helps to reduce inflammation and modify the body’s immune response.

Allergic reactions
Asthma
Rheumatoid arthritis
Skin disorders
Severe allergies
Certain types of cancer

How Dexamethasone Works

Dexamethasone works by mimicking the effects of natural hormones produced by the adrenal glands. It reduces inflammation by decreasing the body’s immune response.

As a corticosteroid, it helps to control the release of substances in the body that cause inflammation.

This helps to alleviate symptoms such as swelling, redness, and pain.

Common side effects of Dexamethasone

Not everyone experiences side effects from dexamethasone, and many side effects are mild and temporary.

Increased appetite
Weight gain
Upset stomach
Insomnia
Mood changes
Headache
Dizziness

If you experience serious or persistent side effects, contact your doctor for advice.

CONTENT DETAILS

Written By

Douglas C. Goldberg, MD

Reviewed By

Philip Schein, MD

Last updated

28 Nov 2025 | 03:00 PM (UTC)

Medicine brands for Dexamethasone

Decadron
Dosage: 0.5mg
from $41.006 variant(s)

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Expert advice for Dexamethasone

Monitor for any unusual symptoms and report them to your doctor.
Avoid drinking large amounts of alcohol while taking this medication.
Inform your healthcare provider about any other medications you are taking to avoid potential interactions.
Do not stop taking dexamethasone abruptly without consulting your doctor.
Be cautious if you have a history of infections, as this medication may suppress your immune system.

Always consult your doctor for personalized medical advice.

Frequently Asked Questions

What does dexamethasone do?

Dexamethasone reduces inflammation and suppresses the immune system, which helps in treating various conditions.

How long does it take for dexamethasone to work?

The effects of dexamethasone can vary, but some patients may start to feel relief within a few hours to days.

Is dexamethasone safe for long-term use?

Long-term use of dexamethasone should be monitored by a healthcare provider due to potential side effects.

Can I take dexamethasone with other medications?

You should inform your doctor about all the medications you are taking to avoid potential interactions.

Are there any foods or drinks I should avoid while taking dexamethasone?

It’s advisable to avoid excessive alcohol consumption and discuss dietary considerations with your doctor.