Quinine

About quinine

Malaria is caused by a parasite which can enter your body when you are bitten by a mosquito. Quinine works by stopping the parasite from reproducing.
It is not known how quinine helps the pain from leg cramps.

Before taking quinine

Before taking quinine make sure your doctor or pharmacist knows:

• If you are pregnant, trying for a baby or breast-feeding.
• If you suffer from myasthenia gravis.
• If you have any problems with your eyes, or with hearing.
• If you have heart problems.
• If you have a history of asthma.
• If you suffer from kidney problems.

How to take quinine

Malaria:

• If in tablet form, follow your doctors instructions carefully.
• If as injection, this will be given in hospital.

Leg cramps:

• Usually taken at bedtime for up to 3 months at a time.

Getting the most from your treatment

• Your doctor may check your blood-sugar while you are on this medication.
• Quinine is present in drinks such as tonic water and bitter lemon- try to avoid these while taking quinine.
• Seek medical attention immediately if you take too many tablets.

Can quinine cause problems?

Along with their useful effects all medicines can cause unwanted side effects, which usually improve as your body adjusts to the new medicine. Speak with your doctor or pharmacist if any of the following side effects continue or become troublesome.

If you develop an unexplained sore throat or bruising, contact your doctor as soon as possible.
Very rarely, patients can develop a low platelet count, sometimes accompanied by the destruction of red blood cells and kidney failure. If you notice bleeding in the skin, tiny red dots in the skin on the lower legs, small scattered bruises, bleeding gums, blood in the stool or urine, or unusually heavy periods (women) contact your doctor immediately.

How to store quinine

• Keep all medicines out of the reach of children.
• Store in a cool, dry place, away from direct heat and light.

Important information about all medicines