Intuniv (Guanfacine Hydrochloride)
Complete patient guide for uses, dosage, side effects, and safety information
Quick Facts
What Is Intuniv Used For?
Intuniv is a medication that helps manage symptoms of ADHD in children and adolescents aged 6 to 17 years. It can be used alone or in combination with stimulant medications.
Primary Uses
It is primarily used to treat ADHD symptoms, improving attention, concentration, and reducing impulsivity and hyperactivity.
How It Works
Intuniv works by affecting certain receptors in the brain, which helps to regulate attention and behavior.
Good to know: Intuniv is not considered addictive.
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How to Take Intuniv
Follow your doctor's instructions on how to take Intuniv. It is important to take the medication as prescribed.
Dosage Instructions
Your doctor will determine the appropriate dose based on body weight. The typical daily dose ranges from 1 to 7 mg, not exceeding 7 mg. When combined with a stimulant, the maximum recommended dose is 4 mg.
What If You Miss a Dose?
If you miss a dose, take it as soon as you remember the next day. Do not take a double dose to compensate for the missed one.
Important: Never double the dose to make up for a missed one.
Available Tablet Strengths
Side Effects
Like all medications, this medicine can cause side effects. Most are mild and temporary, but some require medical attention.
Common Side Effects
These side effects occur relatively frequently and usually don’t require emergency care:
- Drowsiness
- Headache
- Restlessness
- Difficulty sleeping
- Weight gain
- Loss of appetite
- Dry mouth
- Diarrhea
- Constipation
Seek immediate medical attention if you experience:
- Allergic reactions
- Chest pain
- Seizures
- Frequent urination
- High blood pressure
- Irregular heart rhythms
Impulse Control Issues
Monitor for any changes in behavior, including increased impulsivity or aggressive behavior.
Important Warnings
It is crucial to be aware of certain warnings before using Intuniv.
Who Should Not Take Intuniv
Do not use Intuniv if you are allergic to guanfacine hydrochloride or any of its ingredients. It is not recommended for children under 6 years or for adults and elderly individuals.
Medical Conditions to Discuss
Discuss with your doctor if you have heart problems, low heart rate, fainting history, low blood pressure, liver or kidney issues, or any mental health conditions.
Pregnancy and Breastfeeding
Consult your doctor if you are pregnant, plan to become pregnant, or are breastfeeding.
Drug Interactions
Certain medications may interact with Intuniv, affecting its effectiveness.
Grapefruit interaction: Avoid grapefruit products as they may interact with Intuniv.
- Antihypertensives (blood pressure medications)
- Antiepileptic drugs like valproic acid
- Sedatives, benzodiazepines, barbiturates, and antipsychotics
- Liver metabolism affecting drugs such as ketoconazole and rifampin
- Medications containing metformin
Alcohol & Driving
Be cautious with alcohol consumption and operating machinery while on Intuniv.
Alcohol
Alcohol may enhance drowsiness and should be consumed with caution.
Driving and Operating Machinery
Be careful when driving or using machinery until you know how Intuniv affects you.
Storage
Store Intuniv in a cool, dry place below 25°C. Keep it out of reach of children and do not use past the expiration date.
Overdose Information
In case of overdose, seek immediate medical help. Symptoms may include fluctuating blood pressure, slow heart rate, and difficulty breathing.
Frequently Asked Questions
The time it takes for Intuniv to show effects can vary, but it is typically used as part of a comprehensive treatment plan.
Intuniv can be taken with or without food, but avoid fatty foods.
No, Intuniv is not considered addictive.
Do not stop taking Intuniv suddenly without consulting your doctor, as it may worsen your condition.
Be cautious with alcohol, as it may increase drowsiness.
Weight gain is a possible side effect of Intuniv.
Safety and effectiveness in elderly patients have not been established.
Important Disclaimer
This information is intended for general educational purposes only and should not be considered medical advice. Always consult your healthcare provider or pharmacist before starting, stopping, or changing any medication.
If you think you may have a medical emergency, call your doctor or emergency services immediately.