About dexamethasone
Corticosteroid (glucocorticoid)
Used for
- Severe allergic or inflammatory conditions
- Asthma and other breathing problems
- Certain autoimmune and blood disorders
- Some cancers and brain swelling
Usual adult dose
Varies widely by condition; commonly 0.5–10 mg daily, as prescribed.
Usual dose in children
Varies by condition and weight; commonly 0.02–0.3 mg/kg daily, as prescribed.
Common side effects
- Upset stomach, increased appetite, or difficulty sleeping
- Mood changes
- Raised blood sugar or blood pressure
- Increased infection risk with prolonged use
Important warnings
- Long-term use can weaken bones, affect growth, and suppress adrenal function.
- Do not stop prolonged treatment suddenly; doses may need gradual reduction.
- May mask infections or worsen some infections.
- Use caution with diabetes, stomach ulcers, osteoporosis, or glaucoma.
Pregnancy
Use only when needed after weighing benefits and risks; prolonged use may affect fetal growth.
Breastfeeding
Small amounts may enter milk; high or prolonged doses may affect milk production or infant adrenal function.
Interactions
- NSAIDs such as ibuprofen can increase stomach ulcer or bleeding risk.
- May alter effects of warfarin and diabetes medicines.
- Rifampicin and some seizure medicines can reduce dexamethasone effects.
- Live vaccines may be unsafe 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 It may be incomplete or out of date.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.