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Aralen Patient Information including How Should I Take

What should I discuss with my healthcare provider before taking chloroquine (Aralen)?

Before taking this medication, tell your doctor if you have

  • had a previous allergic reaction to chloroquine;
  • glucose-6-phosphate dehydrogenase (G-6-PD) deficiency;
  • psoriasis;
  • porphyria; or
  • liver disease.

You may not be able to take chloroquine, or you may require a dosage adjustment or special monitoring during your therapy if you have any of the conditions listed above.

It is not known whether chloroquine will be harmful to an unborn baby. Do not take chloroquine without first talking to your doctor if you are pregnant or could become pregnant during treatment.

It is not known how chloroquine will affect a nursing infant. Do not take chloroquine without first talking to your doctor if you are breast-feeding a baby.

How should I take chloroquine (Aralen)?

Take chloroquine exactly as directed by your doctor. If you do not understand these directions, ask your pharmacist, nurse, or doctor to explain them to you.

Take each dose with a full glass of water.

Take chloroquine with food to lessen stomach upset.

It is important to take chloroquine regularly to get the most benefit.

Store chloroquine at room temperature away from moisture and heat.

Side Effects Centers

Aralen - User Reviews

Aralen User Reviews

Now you can gain knowledge and insight about a drug treatment with Patient Discussions.

Here is a collection of user reviews for the medication Aralen sorted by most helpful. Patient Discussions FAQs

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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