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MEFLOQUINE (ME floe kwin) prevents and treats malaria. It works by killing the parasite that causes malaria. It will not treat colds, the flu, or infections caused by bacteria or viruses.
This medicine may be used for other purposes; ask your health care provider or pharmacist if you have questions.
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Take this medication by mouth with water. Take it as directed on the prescription label. Take it with food.
A special MedGuide will be given to you by the pharmacist with each prescription and refill. Be sure to read this information carefully each time.
Talk to your care team about the use of this medication in children. While it may be prescribed for children as young as 6 months for selected conditions, precautions do apply.
Overdosage: If you think you have taken too much of this medicine contact a poison control center or emergency room at once.
NOTE: This medicine is only for you. Do not share this medicine with others.
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Do not take this medication with any of the following:
-Certain medications for fungal infections, such as fluconazole, itraconazole, ketoconazole, posaconazole, voriconazole
-Cisapride
-Dronedarone
-Halofantrine
-Pimozide
-Quinidine
-Quinine
-Thioridazine
This medication may also interact with the following:
-Chloroquine
-Certain medications for depression, anxiety, or mental health conditions
-Certain medications for irregular heartbeat
-Certain medications for seizures, such as valproic acid, carbamazepine, phenobarbital, phenytoin
-Other medications that cause heart rhythm changes, such as dofetilide, ziprasidone
-Phenothiazines, such as chlorpromazine, mesoridazine, prochlorperazine, thioridazine
-Propranolol
-Typhoid vaccine
This list may not describe all possible interactions. Give your health care provider a list of all the medicines, herbs, non-prescription drugs, or dietary supplements you use. Also tell them if you smoke, drink alcohol, or use illegal drugs. Some items may interact with your medicine.
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If you are taking this medication for a long time, visit your care team for regular checks on your progress. Tell your care team if your symptoms do not start to get better in a few days.
Tell your care team right away if you have any changes in your eyesight.
If you get a fever during or after you start taking this medication, do not treat yourself. Call your care team immediately.
This medication may affect your coordination, reaction time, or judgment. Do not drive or operate machinery until you know how this medication affects you. Sit up or stand slowly to reduce the risk of dizzy or fainting spells. Drinking alcohol with this medication can increase the risk of these side effects.
While in areas where malaria is common, you should take steps to prevent being bitten by mosquitos. This includes staying in air-conditioned or well-screened rooms to reduce human-mosquito contact, sleeping under mosquito netting, preferably one with pyrethrum-containing insecticide, wearing long-sleeved shirts or blouses and long trousers to protect arms and legs, applying mosquito repellents containing DEET to uncovered areas of skin, and using a pyrethrum-containing flying insect spray to kill mosquitos.
If you are currently taking or have taken this medication in the past 3 weeks, you should not take halofantrine (another medication for malaria). Dangerous heart side effects may occur. Talk to your care team.
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If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
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Side effects that you should report to your care team as soon as possible:
-Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
-Aplastic anemia—unusual weakness or fatigue, dizziness, headache, trouble breathing, increased bleeding or bruising
-Dizziness, loss of balance or coordination, confusion or trouble speaking
-Eye pain, change in vision, vision loss
-Heart rhythm changes—fast or irregular heartbeat, dizziness, feeling faint or lightheaded, chest pain, trouble breathing
-Infection—fever, chills, cough, or sore throat
-Liver injury—right upper belly pain, loss of appetite, nausea, light-colored stool, dark yellow or brown urine, yellowing skin or eyes, unusual weakness or fatigue
-Mood and behavior changes—anxiety, nervousness, confusion, hallucinations, irritability, hostility, thoughts of suicide or self-harm, worsening mood, feelings of depression
-Seizures
Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):
-Diarrhea
-Headache
-Nausea
-Stomach pain
-Vomiting
This list may not describe all possible side effects. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
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Keep out of the reach of children and pets.
Store between 15 and 30 degrees C (59 and 86 degrees F). Get rid of any unused medication after the expiration date.
To get rid of medications that are no longer needed or have expired:
-Take the medication to a medication take-back program. Check with your pharmacy or law enforcement to find a location.
-If you cannot return the medication, check the label or package insert to see if the medication should be thrown out in the garbage or flushed down the toilet. If you are not sure, ask your care team. If it is safe to put it in the trash, empty the medication out of the container. Mix the medication with cat litter, dirt, coffee grounds, or other unwanted substance. Seal the mixture in a bag or container. Put it in the trash.
NOTE: This sheet is a summary. It may not cover all possible information. If you have questions about this medicine, talk to your doctor, pharmacist, or health care provider.
DISCLAIMER: This drug information content is provided for informational purposes only and is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Patients should always consult their physician with any questions regarding a medical condition and to obtain medical advice and treatment. Drug information is sourced from GSDD (Gold Standard Drug Database ) provided by Elsevier.
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