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Kapvay (Generic Clonidine)

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Why is this medication prescribed?

Kapvay is a medication that contains the active ingredient clonidine hydrochloride. It is primarily prescribed to treat attention deficit hyperactivity disorder (ADHD) in children and adolescents aged 6 to 17 years old. Kapvay is specifically approved for use as an adjunctive therapy, meaning it is used in combination with other ADHD medications.

Clonidine, the active ingredient in Kapvay, works by stimulating certain receptors in the brain that help regulate blood pressure and attention. It is believed that clonidine helps to reduce ADHD symptoms by inhibiting the release of norepinephrine, a neurotransmitter involved in attention and impulse control.

Kapvay is usually prescribed when other ADHD medications, such as stimulants like methylphenidate or amphetamines, have not provided sufficient symptom relief or have resulted in intolerable side effects. It may be used as a standalone treatment or in combination with other medications, depending on the individual’s needs.

How should this medicine be used?

Kapvay should be used exactly as prescribed by a healthcare professional. It is available in the form of extended-release tablets, and the dosage strength and frequency of administration will be determined by the prescribing doctor based on individual needs.

Here are some general guidelines for the use of Kapvay:

  • Follow the prescribed dosage: Take Kapvay exactly as directed by your healthcare provider. Do not take more or less of the medication or take it more frequently than prescribed.
  • Swallow the tablets whole: Do not crush, chew, or break the tablets. Swallow them whole with water.
  • Take with or without food: Kapvay can be taken with or without food, according to personal preference.
  • Do not stop abruptly: If you need to discontinue the medication, it is important to do so under the guidance of your healthcare provider. Sudden discontinuation of Kapvay can lead to withdrawal symptoms or a rebound increase in blood pressure.
  • Follow the prescribed schedule: Kapvay is typically taken once daily in the morning or as directed by your doctor. It is important to take it at the same time each day to maintain a consistent level of the medication in your system.
  • Do not alter the dosage without consulting your doctor: Any adjustments to the dosage should be made under the supervision of a healthcare professional. They may need to gradually increase or decrease the dosage based on your response to the medication.
  • Regularly monitor blood pressure: Kapvay can affect blood pressure, so it is important to have regular check-ups and monitoring of blood pressure while taking this medication.

Always consult your prescribing doctor or pharmacist if you have any questions or concerns about the proper use of Kapvay. They will provide you with detailed instructions and guidance specific to your situation.

Other uses for this medicine

While Kapvay is primarily prescribed for ADHD, it may also be used for other conditions under the guidance of a healthcare professional. Some off-label uses of Kapvay include:

  • Insomnia: Kapvay’s sedative effects can sometimes be used to help manage sleep difficulties or insomnia.
  • Tourette’s Syndrome: Kapvay may be prescribed to help reduce tics and symptoms associated with Tourette’s Syndrome.
  • Anxiety disorders: In some cases, Kapvay may be used as an adjunctive treatment for certain anxiety disorders, such as generalized anxiety disorder or post-traumatic stress disorder (PTSD).

What special precautions should I follow?

Regarding precautions, here are some important considerations when taking Kapvay:

  • Hypotension (low blood pressure): Kapvay can cause a drop in blood pressure, especially when standing up from a sitting or lying position. This can lead to dizziness or fainting. It is essential to monitor blood pressure regularly and report any significant changes or symptoms to your doctor.
  • Sedation and drowsiness: Kapvay can cause drowsiness and impair your ability to concentrate or operate machinery. It is important to use caution while driving or engaging in activities that require alertness until you know how the medication affects you.
  • Heart conditions: Kapvay should be used with caution in individuals with a history of heart disease, irregular heartbeat, or other cardiac conditions. It is crucial to inform your doctor of any pre-existing heart conditions before starting Kapvay.
  • Liver or kidney problems: If you have liver or kidney impairment, your doctor may need to adjust the dosage of Kapvay or monitor you more closely during treatment.
  • Drug interactions: Kapvay may interact with other medications, including blood pressure medications, sedatives, and certain antidepressants. Inform your healthcare provider about all medications, supplements, or herbal products you are taking to ensure there are no potential interactions.
  • Allergic reactions: If you have a known allergy to clonidine or any other components of Kapvay, you should not take this medication.

It’s important to discuss your medical history, including any current medications or health conditions, with your doctor before starting Kapvay to ensure it is safe and appropriate for you.

What special dietary instructions should I follow?

There are no specific dietary restrictions associated with taking Kapvay. However, it’s generally recommended to follow a balanced and healthy diet while taking any medication.

What should I do if I forget a dose?

If you happen to miss a dose of Kapvay, here’s what you should do:

  • Take the missed dose as soon as you remember: If you realize that you missed a dose and it is still several hours before your next scheduled dose, take the missed dose as soon as possible.
  • Skip the missed dose if it’s close to the next scheduled dose: If it is almost time for your next dose, it is better to skip the missed dose altogether and continue with your regular dosing schedule. Do not take a double dose to make up for the missed one.
  • Follow your regular schedule: Resume taking Kapvay according to your regular dosing schedule after a missed dose.

What side effects can this medication cause?

Kapvay, like any medication, can cause side effects. Not everyone experiences these side effects, and their severity can vary from person to person. Common side effects of Kapvay may include:

  • Sedation and drowsiness: Kapvay can cause drowsiness and fatigue, which may impact your ability to concentrate or perform certain tasks. It is important to avoid activities that require alertness until you know how the medication affects you.
  • Dry mouth: Many individuals taking Kapvay may experience dry mouth. Sipping water, using sugar-free gum or candies, or maintaining good oral hygiene can help alleviate this symptom.
  • Constipation: Kapvay can slow down bowel movements, leading to constipation. Drinking plenty of water, eating a high-fiber diet, and engaging in regular physical activity can help prevent or alleviate constipation.
  • Dizziness: Kapvay may cause dizziness, especially when standing up from a sitting or lying position. Taking your time when changing positions and avoiding sudden movements can help minimize this effect.
  • Headache: Some individuals may experience headaches while taking Kapvay. If the headaches are persistent or severe, it is advisable to consult your healthcare provider.
  • Nausea and stomach discomfort: Kapvay can occasionally cause gastrointestinal symptoms such as nausea, stomach discomfort, or decreased appetite. Taking the medication with food can help reduce these side effects.
  • Hypotension (low blood pressure): Kapvay can cause a drop in blood pressure, resulting in symptoms like lightheadedness or feeling faint. Regular monitoring of blood pressure is important, especially at the beginning of treatment or when adjusting the dosage.
  • Mood changes: Some individuals may experience changes in mood, such as irritability, mood swings, or depression. If you notice any significant changes in your mood or mental well-being while taking Kapvay, it is important to inform your healthcare provider.

These are not all possible side effects of Kapvay. Some individuals may experience rare or more severe side effects. If you experience any unusual or persistent side effects that concern you, it is important to seek medical attention and consult your healthcare provider.

What should I know about storage and disposal of this medication?


  • Keep the medication at a temperature between 68°F to 77°F (20°C to 25°C).
  • Store Kapvay in its original container with the lid tightly closed to protect it from moisture.
  • Store Kapvay out of the reach of children and pets to prevent accidental ingestion.
  • Do not store Kapvay in areas with excessive heat, cold, or high humidity, such as bathrooms or near the kitchen sink.


  • Dispose of Kapvay in accordance with local regulations and guidelines. Do not dispose of it in household trash or flush it down the toilet unless specifically instructed to do so.
  • Check if there are any local take-back programs or medication disposal sites in your area that accept unused or expired medications. These programs help ensure safe and proper disposal.
  • If you are unsure about how to dispose of Kapvay, consult your pharmacist. They can provide guidance on safe disposal methods.

In case of emergency/overdose

  • Call emergency services: If you or someone else may have taken an overdose of Kapvay or is experiencing severe symptoms, immediately call emergency services or the local poison control center.
  • Symptoms of overdose: Overdose symptoms may include extreme drowsiness, slowed heart rate, low blood pressure, difficulty breathing, fainting, or loss of consciousness.
  • Provide necessary information: When seeking medical help, provide information about the medication taken, the amount ingested, and the time of ingestion to assist medical professionals in providing appropriate care.

What other information should I know?

  • Regular check-ups: Attend scheduled doctor’s appointments to monitor the effectiveness of Kapvay and assess any potential side effects.
  • Medication interactions: Inform your healthcare provider about all medications, supplements, or herbal products you are taking to avoid potential interactions with Kapvay.
  • Compliance with instructions: Take Kapvay as prescribed and follow the instructions provided by your healthcare provider or pharmacist. Do not modify the dosage or stop taking the medication without consulting your doctor.
  • Informing healthcare providers: Inform all healthcare professionals involved in your care about the use of Kapvay, including dentists, surgeons, or other specialists, as it may interact with other medications or procedures.
  • Carry identification: In certain situations, such as traveling or in case of emergencies, it can be helpful to carry identification or wear a medical alert bracelet to indicate that you are taking Kapvay.

It is important to always consult with your healthcare provider or pharmacist for specific instructions and guidance regarding the storage, disposal, emergency procedures, and any other information related to Kapvay that is specific to your individual circumstances.

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