Quinine Sulfate
= Prescription Required 
= Generic Equvalent
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Quinine Sulfate 200mg Capsules
Manufactured by Teva Pharmaceuticals
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Quinine Sulfate 300mg Tablets
Manufactured by Cipla
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Quinine Sulfate Prescription Drug Information
Quinine (By mouth)
Quinine (KWYE-nine)
Treats malaria.
Brand Name(s):Qualaquin
There may be other brand names for Quinine Sulfate.
When Quinine Sulfate Should Not Be Used:
You should not use Quinine Sulfate if you have had an allergic reaction to quinine, mefloquine (Lariam®), or a heart medicine called quinidine (Quinaglute®, Quinidex®). Do not use Quinine Sulfate if you have glucose-6-phosphate dehydrogenase (G6PD) deficiency, a prolonged QT interval (heart rhythm problem), myasthenia gravis (severe muscle weakness), or optic neuritis (swelling of a nerve in the eye). Quinine Sulfate should not be used to treat or preventnight time leg cramps.
How to Use Quinine Sulfate:
Capsule, Tablet, Long Acting Tablet
- Your doctor will tell you how much of Quinine Sulfate to use and how often. Do not use more medicine or use it more often than your doctor tells you to.
- Quinine may be taken with food or milk if it upsets your stomach.
- Keep using Quinine Sulfate for the full treatment time, even if you feel better after the first few doses. Your infection may not clear up if you stop using the medicine too soon.
If a dose of Quinine Sulfate is missed:
- If you miss a dose or forget to use your medicine, use it as soon as you can. If it is almost time for your next dose, wait until then to use the medicine and skip the missed dose. Do not use extra medicine to make up for a missed dose. If it has been more than 4 hours since you missed a dose, skip the missed dose and take your next dose at the regular time.
How to Store and Dispose of Quinine Sulfate:
- Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light.
- Ask your pharmacist, doctor, or health caregiver about the best way to dispose of any leftover medicine after you have finished your treatment. You will also need to throw away old medicine after the expiration date has passed.
- Keep all medicine away from children and never share your medicine with anyone.
Drugs and Foods to Avoid While Taking Quinine Sulfate:
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
- Make sure your doctor knows if you are taking acetazolamide (Diamox®), aminophylline (Norphyl®), debrisoquine (Declinax®), desipramine (Norpramin®), dextromethorphan, digoxin (Lanoxin®), flecainide (Tambocor®), ketoconazole (Nizoral®), metoprolol (Lopressor®), pancuronium (Pavulon®), paroxetine (Paxil®), rifampin (Rifadin®, Rimactane®), succinylcholine (Anectine®), tetracycline (Sumycin®), theophylline (Theo-Dur®), troleandomycin (Tao®), or tubocurarine. Tell your doctor if you are also using medicines that may change the heart rhythm such as astemizole (Hismanal®), cisapride (Propulsid®), erythromycin (EryTab®), halofantrine (Halfan®), pimozide (Orap®), or terfenadine (Seldane®).
- Make sure your doctor knows if you are also using medicine for heart rhythm problems (such as amiodarone, disopyramide, dofetilide, procainamide, quinidine, sotalol, Cordarone®, Betapace®, Norpace®, Quinaglute®, or Tikosyn®), medicines to lower cholesterol (such as atorvastatin, fluvastatin, lovastatin, simvastatin, Altoprev®, Lescol®, Lipitor®, Mevacor®, or Zocor®), a blood thinner (such as warfarin or Coumadin®), medicine for seizures (such as carbamazepine, phenobarbital, phenytoin, valproic acid, Depakote®, Dilantin®, Keppra™, Luminal®, or Tegretol®), stomach medicines (such as cimetidine, ranitidine, Tagamet®, or Zantac®), or an antacid that contains aluminum and magnesium (such as Maalox®, Mylanta®).
Warnings While Using Quinine Sulfate:
- Make sure your doctor knows if you are pregnant or breastfeeding, or if you have kidney disease, liver disease, heart disease, a slow heartbeat, or a history of low blood sugar (hypoglycemia) or low potassium in the blood. Tell your doctor if you have a history of hemolytic uremic syndrome (a serious kidney disorder), thrombotic thrombocytopenic purpura (a serious blood disorder), or thrombocytopenia (low platelets in the blood).
- Quinine Sulfate may cause serious allergic reactions, including anaphylaxis. Anaphylaxis can be life-threatening and requires immediate medical attention. Call your doctor right away if you have a rash; itching; hoarseness; lightheadedness, dizziness, or fainting; trouble with breathing; trouble with swallowing; or any swelling of your hands, face, or mouth after you take Quinine Sulfate.
- Quinine Sulfate can cause changes in the heart rhythm, such as a condition called QT prolongation. It may change the way your heart beats and cause fainting, dizziness, or serious side effects in some patients. Call your doctor right away if you have any symptoms of heart rhythm problems, such as fast, pounding, or uneven heartbeats.
- Quinine may cause hypoglycemia (low blood sugar). If your blood sugar gets too low, you may feel weak, drowsy, confused, anxious, or very hungry. You may also sweat, shake, or have blurred vision, a fast heartbeat, or a headache that will not go away. Tell your doctor right away if you have any of these symptoms.
- Your doctor will need to check your blood at regular visits while you are using Quinine Sulfate. Be sure to keep all appointments.
Possible Side Effects While Using Quinine Sulfate:
Call your doctor right away if you notice any of these side effects:
- Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing.
- Blistering, peeling, or red skin rash.
- Blurred vision.
- Chest pain.
- Dark urine, decrease in how much or how often you urinate.
- Fever, chills, cough, sore throat, and body aches.
- Nausea, vomiting, severe itching, or bleeding from your gums or nose.
- Pinpoint red or purple spots under your skin.
- Seizures or tremors.
- Severe stomach cramps.
- Shortness of breath, tiredness, or uneven heartbeat.
- Unusual bleeding, bruising, or weakness.
- Warmth or redness in your face, neck, arms, or upper chest.
- Wheezing or trouble with breathing.
- Yellowing of your skin or the whites of your eyes.
If you notice these less serious side effects while taking Quinine Sulfate, talk with your doctor:
- Headache.
- Loss of appetite.
- Ringing in your ears.
- Upset stomach.
If you notice other side effects that you think are caused by Quinine Sulfate, tell your doctor.
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088
