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Kapvay Side Effects Center
Medically reviewed by Min Clinic Staff | Updated: January 2026
- Generic Name: clonidine hydrochloride extended-release tablets
- Brand Name: Kapvay
Kapvay (Clonidine Hydrochloride Extended-Release Tablets) side effects drug center
Kapvay Side Effects Center
What Is Kapvay?
Kapvay (clonidine hydrochloride) extended-release is a centrally acting alpha2-adrenergic agonist used to treat attention deficit hyperactivity disorder (ADHD). Kapvay is available in generic form.
What Are Side Effects of Kapvay?
Common side effects of Kapvay include:
- drowsiness,
- headache,
- fatigue,
- upper respiratory tract infection,
- irritability,
- anxiety,
- sore throat,
- dizziness,
- insomnia,
- nightmares,
- emotional disorder,
- constipation,
- diarrhea,
- abdominal pain,
- nausea,