About dexamethasone
Corticosteroid (glucocorticoid)
Used for
- Treats severe allergies and inflammatory conditions
- Treats certain cancers and blood disorders
- Used for some brain swelling and immune conditions
Usual adult dose
Varies widely by condition; commonly 0.5–9 mg daily, in one or divided doses.
Usual dose in children
Varies by condition and body size; commonly 0.02–0.3 mg/kg daily, divided into doses.
Common side effects
- Upset stomach, increased appetite, or trouble sleeping
- Mood changes or restlessness
- Raised blood sugar or blood pressure
- Long-term use may weaken bones and increase infection risk
Important warnings
- Long-term treatment should be reduced gradually, not stopped suddenly.
- May mask infections and worsen some infections.
- Can cause serious effects with prolonged use, including adrenal suppression.
- Use caution with diabetes, ulcers, osteoporosis, or glaucoma.
Pregnancy
May be used when necessary; treatment depends on the condition and pregnancy stage.
Breastfeeding
Small amounts may enter milk; higher or prolonged doses may affect milk supply or the infant.
Interactions
- NSAIDs, such as ibuprofen, may increase stomach-ulcer or bleeding risk.
- Warfarin effects may change; closer monitoring may be needed.
- Some seizure medicines and rifampin can reduce dexamethasone effects.
- Live vaccines may pose greater risk during immunosuppressive treatment.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.