"The U.S. Food and Drug Administration today allowed marketing of the first medical device based on brain function to help assess attention-deficit/hyperactivity disorder (ADHD) in children and adolescents 6 to 17 years old. When used as part of "...
Intuniv Patient Information Including Side Effects
Brand Names: Intuniv, Tenex
Generic Name: guanfacine (Pronunciation: GWAHN fa seen)
- What is guanfacine (Intuniv)?
- What are the possible side effects of guanfacine (Intuniv)?
- What is the most important information I should know about guanfacine (Intuniv)?
- What should I discuss with my healthcare provider before taking guanfacine (Intuniv)?
- How should I take guanfacine (Intuniv)?
- What happens if I miss a dose (Intuniv)?
- What happens if I overdose (Intuniv)?
- What should I avoid while taking guanfacine (Intuniv)?
- What other drugs will affect guanfacine (Intuniv)?
- Where can I get more information?
What is guanfacine (Intuniv)?
Guanfacine reduces nerve impulses in your heart and blood vessels. Guanfacine works by relaxing blood vessels, which lowers blood pressure and improves blood flow.
Guanfacine is used to treat high blood pressure (hypertension). It is sometimes given together with other blood pressure medications.
Guanfacine is also used to treat attention deficit hyperactivity disorder (ADHD) in children who are at least 6 years old.
Guanfacine may also be used for purposes not listed in this medication guide.
Guanfacine 1 mg-MYL
round, white, imprinted with M, G4
Guanfacine 1 mg-WAT
round, pink, imprinted with WATSON 444
Guanfacine 2 mg-MYL
round, blue, imprinted with M, G5
Tenex 2 mg
diamond, yellow, imprinted with TENEX, 2 AHR
What are the possible side effects of guanfacine (Intuniv)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have a serious side effect such as:
- fast or slow heart rate;
- pounding heartbeats, chest tightness;
- numbness or tingling; or
- feeling like you might pass out.
Less serious side effects may include:
- drowsiness, dizziness, tired feeling;
- dry mouth;
- stomach pain;
- weight gain;
- headache; or
- feeling irritable.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Read the Intuniv (guanfacine) Side Effects Center for a complete guide to possible side effects
What is the most important information I should know about guanfacine (Intuniv)?
You should not use this medication if you are allergic to guanfacine.
Before you take guanfacine, tell your doctor if you have heart disease, heart block, coronary artery disease or a history of stroke, low blood pressure, kidney or liver disease, or if you have recently had a heart attack.
Guanfacine may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.
Avoid becoming overheated or dehydrated during exercise and in hot weather. Avoid drinking alcohol.
To be sure this medication is helping your condition and not causing harmful effects, your doctor will need to check your progress on a regular basis. Your blood pressure and heart rate may also need to be checked. Do not miss any` follow-up visits to your doctor.
If you are being treated for high blood pressure, keep using this medication even if you feel fine. High blood pressure often has no symptoms. You may need to use blood pressure medication for the rest of your life.
Tell your doctor if you regularly use other medicines that make you sleepy. They can add to sleepiness caused by guanfacine.
Additional Intuniv Information
- Intuniv Drug Interactions Center: guanfacine oral
- Intuniv Side Effects Center
- Intuniv Overview including Precautions
- Intuniv FDA Approved Prescribing Information including Dosage
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