What is this medicine?
QUINIDINE (KWIN i deen) is an antiarrhythmic drug. It helps make your heart beat regularly. This medicine also helps to slow rapid heartbeats. It is also used to treat certain types of malaria.
How should I use this medicine?
This medicine is for injection into a muscle or infusion into a vein. It is given by a health care professional in a hospital or clinic setting.
Talk to your pediatrician regarding the use of this medicine in children. Special care may be needed.
What side effects may I notice from receiving this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:
allergic reactions like skin rash, itching or hives, swelling of the face, lips, or tongue
changes in vision
feeling faint or lightheaded
pain on swallowing
peeling or loose skin
ringing in the ears
unusual bruising or bleeding
unusually weak or tired
Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
What may interact with this medicine?
Do not take this medicine with any of the following medications:
certain antifungal medicines like itraconazole or ketoconazole
certain quinolone antibiotics
medicines for malaria like chloroquine and halofantrine
medicines for mental depression such as tricyclic antidepressants
other medicines to control heart rhythm
phenothiazines like chlorpromazine, mesoridazine, thioridazine
This medicine may also interact with the following medications:
barbiturates, like phenobarbital
medicines for high blood pressure or angina
medicines for surgery that relax muscles or block pain
prescription pain medicines like codeine and hydrocodone
What if I miss a dose?
This does not apply.
Where should I keep my medicine?
This drug is given in a hospital or clinic and will not be stored at home.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of these conditions:
heart disease or previous heart attack
low blood pressure
lung or breathing disease, like asthma
you have a pacemaker
an unusual or allergic reaction to quinidine, quinine, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
What should I watch for while using this medicine?
Your condition will be monitored carefully while you are receiving this medicine.
You may get drowsy or dizzy. Do not drive, use machinery, or do anything that needs mental alertness until you know how this medicine affects you. Do not stand or sit up quickly, especially if you are an older patient. This reduces the risk of dizzy or fainting spells. Alcohol can make you more dizzy, increase flushing and rapid heartbeats. Avoid alcoholic drinks.