a-TOE-va-kwone, proe-GWAHN-il hye-droe-KLOR-ide
Commonly used brand name(s):
In the U.S.
Available Dosage Forms:
Therapeutic Class: Ubiquinone/Biguanide Combination
Pharmacologic Class: Proguanil
Chemical Class: Ubiquinone
Antiprotozoals are medicines that are used to prevent and treat malaria, a red blood cell infection transmitted by the bite of a mosquito. atovaquone and chloroguanide is a combination of two medicines, atovaquone and proguanil.
atovaquone and chloroguanide is available only with your doctor's prescription.
In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For atovaquone and chloroguanide, the following should be considered:
Tell your doctor if you have ever had any unusual or allergic reaction to atovaquone and chloroguanide or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.
Studies on atovaquone and chloroguanide have been done only in patients who weigh more than 25 pounds (11 kilograms [kg]) for the prevention of malaria and more than 11 pounds (5 kg) for the treatment of malaria and there is no specific information comparing use of atovaquone and proguanil combination in patients of lesser weight.
Many medicines have not been studied specifically in older people. Therefore, it may not be known whether they work exactly the same way they do in younger adults or if they cause different side effects or problems in older people. There is no specific information comparing use of atovaquone and proguanil in the elderly with use in other age groups.
|All Trimesters||C||Animal studies have shown an adverse effect and there are no adequate studies in pregnant women OR no animal studies have been conducted and there are no adequate studies in pregnant women.|
There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.
Using atovaquone and chloroguanide with any of the following medicines is not recommended. Your doctor may decide not to treat you with this medication or change some of the other medicines you take.
Using atovaquone and chloroguanide with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
Using atovaquone and chloroguanide with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco.
The presence of other medical problems may affect the use of atovaquone and chloroguanide. Make sure you tell your doctor if you have any other medical problems, especially:
Be sure to take atovaquone and chloroguanide at the same time each day.
Take atovaquone and chloroguanide with food or with a milky drink. This will help your body absorb the maximal amount of medicine.
If you vomit within 1 hour of taking atovaquone and chloroguanide, take the entire dose again as soon as your stomach can tolerate it.
If you or your child have trouble swallowing tablets, you may crush and mix atovaquone and chloroguanide with condensed milk just before taking it or giving it to your child.
The dose of atovaquone and chloroguanide will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of atovaquone and chloroguanide. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
If you miss a dose of atovaquone and chloroguanide, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.
Call your doctor or pharmacist for instructions.
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
Ask your healthcare professional how you should dispose of any medicine you do not use.
Malaria is spread by the bites of certain kinds of infected female mosquitoes. If you are living in, or will be traveling to, an area where there is a chance of getting malaria, the following mosquito-control measures will help to prevent infection:
Contact your doctor right away if you experience cough, difficulty swallowing, dizziness, fast heartbeat, hives, itching, puffiness or swelling of the eyelids or around the eyes, face, lips or tongue, shortness of breath, skin rash, tightness in chest, unusual tiredness or weakness or wheezing. These could be symptoms of an allergic reaction.
Atovaquone and proguanil may cause your skin to be more sensitive to sunlight than it is normally. Be sure to wear protective clothing and a hat or apply a product to the skin that prevents sunburn before going outside.
Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.
Check with your doctor as soon as possible if any of the following side effects occur:Incidence not known
Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:More common
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
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