Possible Side Effects Clonidine
Check with your doctor if any of these most common side effects persist or become bothersome:* constipation; dizziness; drowsiness; dry mouth; nausea; tiredness; vomiting.Seek medical attention right away if any of these severe side effects occur: * severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); chest pain; decreased sexual desire or ability; fainting; fast, slow, or irregular heartbeat; hallucinations; mental or mood changes; severe or persistent headache or dizziness; swelling of the hands, ankles, or feet.

Drug Class and Mechanism Clonidine
Clonidine is an alpha agonist. It works by relaxing blood vessels and decreasing heart rate, which lowers blood pressure.

More InformationClonidine here
Clonidine is to be used only by the patient for whom it is prescribed. Do not share it with other people.If your symptoms do not improve or if they become worse, check with your doctor.