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What is guanfacine? About guanfacine

What is guanfacine? This medication is used to treat attention deficit hyperactivity disorder (ADHD), as part of a total treatment plan including psychological, educational, and social measures. Unlike other drugs used to treat ADHD, guanfacine is not a stimulant. The exact way that guanfacine dose for ADHD works is unknown. Intuniv guanfacine is thought to affect receptors in the parts of the brain that lead to strengthening working memory, reducing distraction, and improving attention and impulse control. Intuniv doses may help lessen ADHD symptoms such as being disruptive, inattentive, hyperactive, impulsive, and arguing with adults, or losing one’s temper. Buy guanfacine for anxiety online from canadadrugs.co

How to use

Read the Patient Information Leaflet provided by your pharmacist before you start using guanfacine and each time you get a refill. If you have any questions, consult your doctor or pharmacist.

  • Take guanfacine dose for adhd by mouth as directed by your doctor.
  • Usually once daily in the morning or evening.
  • Do not take intuniv guanfacine with a high-fat meal.
  • Swallow intuniv guanfacine whole.
  • Do not crush, chew, or split tablets.
  • Doing so can release all of the drugs at once, increasing the risk of side effects.

Do not switch between different forms of guanfacine dose for adhd without talking with your doctor, because different forms of this medication may not provide the same amount of guanfacine.

Use guanfacine dose for adhd exactly as prescribed. The dosage is based on your medical condition, weight, response to treatment, and other medications you may be taking. Be sure to tell your doctor and pharmacist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

To reduce the risks of side effects (such as low blood pressure, slow heart rate, drowsiness), your doctor may start you at a low dose and gradually increase your dose. Follow your doctor’s instructions carefully. Do not take more or less medication or take it more frequently than prescribed. Your condition will not improve any faster and your risks of side effects will increase. Use intuniv guanfacine regularly to get the most benefit from it. To help you remember, take it at the same time each day.

Do not stop taking intuniv guanfacine without consulting your doctor. Some conditions may become worse when this drug is suddenly stopped. Ask your doctor or pharmacist for more details. Report any new or worsening symptoms right away.

Tell your doctor if your condition persists or worsens.

Side effects

  • Drowsiness
  • dizziness
  • dry mouth
  • constipation
  • tiredness
  • nausea
  • headache
  • stomach pain

If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

To lower your risk of dizziness and lightheadedness, get up slowly when rising from a sitting or lying position.

To relieve dry mouth, suck on (sugarless) hard candy or ice chips, chew (sugarless) gum, drink water, or use a saliva substitute.

Remember that your doctor has prescribed intuniv doses because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using intuniv doses do not have serious side effects.

Tell your doctor right away if you have any serious side effects, including severe dizziness, slow heartbeat, fainting, mental/mood changes (such as depression, hallucinations, thoughts of suicide).

A very serious allergic reaction to this drug is rare. However, get medical help right away.

Warnings & Precautions

  1. Before taking intuniv doses, tell your doctor or pharmacist if you are allergic to them.
  2. Before using intuniv doses, tell your doctor or pharmacist your medical history.
  3. Do not drive, use machinery, or do anything that needs alertness until you can do it safely.
  4. Avoid alcoholic beverages.
  5. Before having surgery, tell your doctor or dentist about all the products you use.

To reduce the risk of dizziness and fainting, avoid becoming dehydrated or overheated during exercise, especially in hot weather. If dizziness occurs, sit or lie down.

Children may be more sensitive to the side effects of this drug, especially hallucinations and mental/mood changes.

Older adults may be more sensitive to the side effects of guanfacine for anxiety, especially dizziness (more likely when standing up), drowsiness, slow heartbeat, or depression. Dizziness and drowsiness can increase the risk of falling.

During pregnancy, guanfacine for anxiety should be used only when clearly needed. Discuss the risks and benefits with your doctor.

It is unknown if guanfacine for anxiety passes into breast milk. Consult your doctor before breastfeeding.


Store at room temperature away from light and moisture. Do not store in the bathroom. Keep all medications away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company.

Drug interactions

Drug interactions may change how your medications work or increase your risk for serious side effects. This document does not contain all possible drug interactions. Keep a list of all the products you use (including prescription/nonprescription drugs and herbal products) and share it with your doctor and pharmacist. Do not start, stop, or change the dosage of any medicines without your doctor’s approval.

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