Mefloquine is used to prevent and treat malaria.
Take mefloquine as directed with food and a glass of water.
Sometimes mefloquine can make you feel sick or vomit. Taking the tablet with food may help prevent this. If you vomit within 30 minutes of taking mefloquine, you will need to take another tablet. If you vomit within 30 to 60 minutes of taking mefloquine, you will need to take another half a tablet.
For prevention: Take the missed dose as soon as you remember and then take your next dose on your usual day.
For treatment: Take the missed dose as soon as you remember.
Tell your pharmacist or doctor about all medicines or treatments that you may be taking, including vitamins, herbal products (e.g. St John's wort) or recreational drugs.
|Side Effects||Recommended action|
Seizures, unusual behaviour or thinking, suicidal thoughts
Short of breath, persistent dry cough
|Tell your doctor immediately|
Anxiety, hallucinations, low mood
Hearing loss, changes in vision
|Tell your doctor|
Trouble sleeping, strange dreams, drowsiness
|Tell your doctor if troublesome|
|See 'How should you take it?' section|
If you notice any other effects, discuss them with your doctor or pharmacist.
This leaflet contains important, but not all, information about this medicine.
Prepared by the PILs Committee at Christchurch Hospital, Canterbury District Health Board, New Zealand. December 2020
For more general information about this sheet and its contents, see: What does a My Medicines sheet cover?
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My Medicines Patient Information Leaflets (PILs) contain important, but not all, information about the medicines they describe.
For more information about the sheets, see: What does a My Medicines sheet cover?
My Medicines is developed by a team at the Canterbury District Health Board. Our team is made up of doctors, pharmacists, and a non-medical person to help us keep to plain language. We also discuss our information with specialist health professionals or groups when needed