Clonidine

Clonidine is a medication that belongs to the class of drugs known as alpha-2 adrenergic agonists. It is commonly used to manage certain health conditions related to the heart and blood pressure.

This medication helps in controlling symptoms by affecting specific receptors in the brain and nervous system, which can help lower blood pressure and provide relief in certain conditions.

Information about Clonidine

Clonidine Uses

Clonidine is often prescribed for managing a variety of medical conditions. Here are some common uses:

High blood pressure (hypertension)
Attention deficit hyperactivity disorder (ADHD)
Withdrawal symptoms from opioids
Hot flashes associated with menopause
Certain pain conditions

How Clonidine Works

Clonidine works by stimulating alpha-2 adrenergic receptors in the brain. This action helps to reduce the levels of certain chemicals in the blood, leading to relaxation of blood vessels.

As a result, clonidine can lower blood pressure and reduce the workload on the heart.

In conditions like ADHD, it may help improve focus and reduce impulsivity by affecting neurotransmitter activity.

Common side effects of Clonidine

While not everyone experiences side effects, some may occur and are often mild and temporary. Common side effects include:

Dizziness
Dry mouth
Fatigue
Constipation
Headache
Sleep disturbances
Nausea

If you experience serious or persistent side effects, it’s important to contact your doctor.

CONTENT DETAILS

Written By

Douglas C. Goldberg, MD

Reviewed By

Philip Schein, MD

Last updated

28 Nov 2025 | 03:00 PM (UTC)

Medicine brands for Clonidine

Clonidine
Dosage: 0.1mg
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Expert advice for Clonidine

Monitor your blood pressure regularly while taking clonidine.
Avoid consuming large amounts of alcohol, as it can increase certain side effects.
Do not stop taking clonidine suddenly without consulting your doctor, as it may cause withdrawal symptoms.
Inform your doctor of all other medications you are taking to avoid potential interactions.
Be cautious when driving or operating machinery until you know how clonidine affects you.

Always consult your healthcare provider for personalized medical advice.

Frequently Asked Questions

What is clonidine used for?

Clonidine is used to treat high blood pressure, ADHD, and certain withdrawal symptoms, among other conditions.

How does clonidine work?

Clonidine works by affecting receptors in the brain to lower blood pressure and improve symptoms in other conditions.

Can clonidine cause dizziness?

Yes, dizziness is a common side effect of clonidine. If it persists, consult your doctor.

Is it safe to drink alcohol while taking clonidine?

It’s best to avoid heavy alcohol consumption while taking clonidine, as it may increase side effects.

What should I do if I miss a dose of clonidine?

If you miss a dose, take it as soon as you remember, but skip it if it’s almost time for your next dose. Do not double up.