Most side effects from this medication usually occur before the second dose.
Rare but serious side effects include:
Some side effects of Mefloquine may last for a few months or can last longer and not go away even after the drug is stopped.
If you experience any of the above symptoms, stop taking Mefloquine and inform your doctor right away. You may require a different medication to prevent malaria.
Inform your healthcare professional if:
Avoid activities that require a high degree of alertness, sense of balance or performance of skilled tasks until you know how Mefloquine affects you. You may feel dizzy or lose your balance. This could happen for months or years after you stop taking Mefloquine and it can be permanent in rare cases.
Inform your pharmacist or doctor if you are taking any of the medications below:
This is not a complete list of all possible drug interactions with this medication. Check with your healthcare professional if you are unsure.
To prevent malaria, you may protect yourself against mosquito bites by
Following these guidelines and medication does not mean that you will not get malaria. If you have a fever or experience chills between 1 week and up to 1 year after your return, you should seek medical attention. Inform the doctor that you have been to a country where malaria is common. Malaria can be effectively treated if discovered early. A delay in treatment may result in serious health problems.