Important Information for Your Healthcare ProviderYou should talk with your healthcare provider prior to taking this medication if you have:
- Kidney disease, such as kidney failure (renal failure)
- Liver disease, such as hepatitis, cirrhosis, or liver failure
- Had an abnormal electrocardiogram (ECG) or a heart problem known as QT prolongation
- Heart rhythm problems, such as atrial fibrillation, also called afib.
- Any other heart problems
- Low levels of an enzyme called glucose-6-phosphate dehydrogenase (G6PD)
- An autoimmune disease called myasthenia gravis
- A history of inflammation of the eye nerve (optic neuritis)
- Any allergies, including to foods, dyes, or preservatives.
Also, let your healthcare provider know if you are:
- Pregnant or thinking of becoming pregnant (see Quinine and Pregnancy)
- Breastfeeding (see Quinine and Breastfeeding).
Make sure to tell your healthcare provider about any other medications you are taking, including prescription and nonprescription medicines, vitamins, and herbal supplements.
(Click Precautions and Warnings With Quinine to learn more, including information on who should not take the drug.)
Dosing Information for QuinineThe dose of quinine that your healthcare provider recommends will depend on whether you have kidney disease.
As is always the case, do not adjust your dose unless your healthcare provider specifically tells you to do so.
(Click Quinine Dosage for more information.)