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(chloroquine phosphate, USP)
For Malaria and Extraintestinal Amebiasis
ARALEN, chloroquine phosphate, USP, is a 4-aminoquinoline compound for oral administration. It is a white, odorless, bitter tasting, crystalline substance, freely soluble in water.
ARALEN (chloroquine) is an antimalarial and amebicidal drug.
Chemically, it is 7-chloro-4-[[4- (diethylamino)-1-methylbutyl]amino] quinoline phosphate (1:2) and has the following structural formula:
Each tablet contains 500 mg of chloroquine phosphate USP, equivalent to 300 mg chloroquine base.
Inactive Ingredients: Carnauba Wax, Colloidal Silicon Dioxide, Dibasic Calcium Phosphate, Hydroxypropyl Methylcellulose, Magnesium Stearate, Microcrystalline Cellulose, Polyethylene Glycol, Polysorbate 80, Pregelatinized Starch, Sodium Starch Glycolate, Stearic Acid, Titanium Dioxide.
What are the possible side effects of chloroquine (Aralen Phosphate)?
Stop taking chloroquine and seek emergency medical attention if you experience an allergic reaction (flushing; swelling of the lips, tongue, or face; difficulty breathing; closing of the throat; vision problems; rash; itching; or fever).
Other, less serious side effects may be more likely to occur. Continue to take chloroquine and talk to your doctor if you experience
- visual disturbances such as blurred vision, misty vision, and difficulty focusing;
- hearing loss or ringing in the ears;
- diarrhea, nausea, stomach pain or upset, vomiting, or loss of...
What are the precautions when taking chloroquine (Aralen)?
Before taking chloroquine, tell your doctor or pharmacist if you are allergic to it; or to hydroxychloroquine; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: a certain enzyme problem (glucose-6-phosphate dehydrogenase deficiency-G6PD), vision/eye problems, hearing problems, kidney disease, liver disease, regular alcohol use/abuse, psoriasis, a certain blood disorder (porphyria), seizures.
This drug may cause blurred vision or rarely make you dizzy. Do not drive, use machinery, or do any activity that requires alertness or clear vision until you...
Last reviewed on RxList: 7/2/2008
This monograph has been modified to include the generic and brand name in many instances.
Additional Aralen Information
Aralen - User Reviews
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Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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