QUETIAPINE (kwe TYE a peen) is an antipsychotic. It is used to treat schizophrenia and bipolar disorder, also known as manic-depression.
What should I tell my health care provider before I take this medicine?
They need to know if you have any of these conditions:
brain tumor or head injury
low blood counts, like low white cell, platelet, or red cell counts
low blood pressure or dizziness when standing up
previous heart attack
suicidal thoughts, plans, or attempt by you or a family member
an unusual or allergic reaction to quetiapine, other medicines, foods, dyes, or preservatives
pregnant or trying to get pregnant
How should I use this medicine?
Take this medicine by mouth. Swallow it with a drink of water. Follow the directions on the prescription label. If it upsets your stomach you can take it with food. Take your medicine at regular intervals. Do not take it more often than directed. Do not stop taking except on the advice of your doctor or health care professional.
A special MedGuide will be given to you by the pharmacist with each prescription and refill. Be sure to read this information carefully each time.
Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 10 years for selected conditions, precautions do apply.
Patients over age 65 years may have a stronger reaction to this medicine and need smaller doses.
What if I miss a dose?
If you miss a dose, take it as soon as you can. If it is almost time for your next dose, take only that dose. Do not take double or extra doses.
What may interact with this medicine?
Do not take this medicine with any of the following medications:
This medicine may also interact with the following medications:
antifungal medicines like fluconazole, itraconazole, ketoconazole, or voriconazole
antiviral medicines for HIV or AIDS
medicines for depression, anxiety, or psychotic disturbances
medicines for diabetes
medicines for high blood pressure
medicines for Parkinson's disease
medicines for seizures like carbamazepine, phenobarbital, phenytoin
steroid medicines like prednisone or cortisone
What should I watch for while using this medicine?
Visit your doctor or health care professional for regular checks on your progress. It may be several weeks before you see the full effects of this medicine.
Your health care provider may suggest that you have your eyes examined prior to starting this medicine, and every 6 months thereafter.
If you have been taking this medicine regularly for some time, do not suddenly stop taking it. You must gradually reduce the dose or your symptoms may get worse. Ask your doctor or health care professional for advice.
Patients and their families should watch out for worsening depression or thoughts of suicide. Also watch out for sudden or severe changes in feelings such as feeling anxious, agitated, panicky, irritable, hostile, aggressive, impulsive, severely restless, overly excited and hyperactive, or not being able to sleep. If this happens, especially at the beginning of antidepressant treatment or after a change in dose, call your health care professional.
You may get dizzy or drowsy. 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 increase dizziness and drowsiness. Avoid alcoholic drinks.
Do not treat yourself for colds, diarrhea or allergies. Ask your doctor or health care professional for advice, some ingredients may increase possible side effects.
This medicine can reduce the response of your body to heat or cold. Dress warm in cold weather and stay hydrated in hot weather. If possible, avoid extreme temperatures like saunas, hot tubs, very hot or cold showers, or activities that can cause dehydration such as vigorous exercise.
Note: This information is not intended to cover all possible uses, precautions, interactions, or adverse effects for this drug. If you have question about the drug(s) you are taking, check with your health care professional.