Naltrexone: how to take it safely
Revia
Reviewed by Pharm. Abeeb Junior
What it is for
Helps prevent relapse in opioid or alcohol dependence by blocking their effects.
How to take it
- Prescription medicine: take it exactly as your doctor or pharmacist told you.
- Swallow with water.
- Start only after you have been opioid-free for the time your doctor told you.
When to take it
Take it once a day at the same time.
Take it with
With food to reduce nausea.
What to avoid
- Any opioid painkiller or opioid drug. It blocks them and can cause withdrawal if you take them. Taking large amounts to overcome the block is dangerous.
- Stopping without advice.
- Tell your doctor if you have liver problems.
Possible side effects
Nausea, headache, trouble sleeping, tiredness.
Get help if
Yellow skin or eyes, dark urine, severe stomach pain, or low mood: see a doctor.
This is general information, not personal medical advice. Always follow your doctor's or pharmacist's instructions and read the leaflet that comes with your medicine. Medicines and doses can differ between products and people.