What is the most important information I should know about clonidine?
Do not stop taking
clonidine suddenly. This could cause
severely high blood pressure,
nervousness, and
anxiety.
Use caution when driving, operating machinery, or performing other hazardous
activities. Clonidine may cause dizziness or drowsiness. If you experience dizziness or drowsiness,
avoid these activities.
Use caution when rising from a sitting or lying position, especially first thing in the morning.
You may become dizzy while taking clonidine and you may fall and injure yourself if you get up
quickly.
Do not use alcohol,
antihistamines, prescription pain relievers, sleeping pills, and other
drugs that may cause drowsiness or dizziness except under the supervision of your doctor.
What is clonidine?
Clonidine lowers blood pressure by decreasing the levels of certain chemicals in your blood.
This allows your blood vessels (veins and arteries) to relax (widen) and your heart to beat more
slowly and easily.
Clonidine is used to treat hypertension (high blood pressure).
Although not approved by the FDA for these purposes, clonidine has also been used to
relieve alcohol withdrawal, as an aid in methadone and opiate detoxification, as an aid in quitting
smoking, to treat diabetic diarrhea, to treat Tourette's Syndrome, to reduce menopausal flushing, to
treat postherpetic neuralgia, to treat ulcerative colitis, and to diagnose pheochromocytoma.
Clonidine may also be used for purposes other than those listed in this medication guide.
Who should not take clonidine?
Before taking this medication, tell your doctor if you
You may need a lower dose or special monitoring during treatment with
clonidine if you have any of the conditions listed above.
Clonidine is in the FDA pregnancy category C. This means that it is not known whether
clonidine will harm an unborn baby. Do not take this medication without first talking to your doctor
if you are
pregnant.
Clonidine passes into breast milk. It is not known whether clonidine will harm a nursing
infant. Do not take clonidine without first talking to your doctor if you are
breast-feeding a baby.
If you are over 60 years of age, you may be more likely to experience side effects from
clonidine therapy. You may require a lower dose.
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