• Hypertension

Catapres Generic Name & Formulations

General Description

Clonidine HCl 0.1mg, 0.2mg, 0.3mg; tabs.

Pharmacological Class

Central alpha agonist.

See Also

How Supplied

Tabs—100; Patch—4

Catapres Indications



Catapres Dosage and Administration


Initially 0.1mg twice daily. Usual range 0.2–0.6mg daily in divided doses; max 2.4mg/day.


Not established.

Catapres Contraindications

Not Applicable

Catapres Boxed Warnings

Not Applicable

Catapres Warnings/Precautions


Sinus node dysfunction. AV block. Pheochromocytoma: not effective. Conduction disturbances. Renal dysfunction. Avoid abrupt cessation. If local reaction occurs from patch, using tabs may cause generalized rash. Discontinue 4hrs before surgery; resume as soon as possible after surgery. Patch: remove before defibrillation, cardioversion, or MRI. Pregnancy (Cat.C). Nursing mothers.

Catapres Pharmacokinetics

See Literature

Catapres Interactions


Antagonized by tricyclic antidepressants. Potentiates CNS depressants. Orthostatic regulation disturbances (eg, orthostatic hypotension, dizziness, fatigue) possible with neuroleptics. Monitor heart rate in patients receiving agents known to affect sinus node function or AV nodal conduction (eg, digitalis, calcium channel blockers, β-blockers).

Catapres Adverse Reactions

Adverse Reactions

Dry mouth, dry eye, drowsiness, dizziness, weakness, constipation, sedation, rash, myalgia, urticaria, nausea, insomnia, agitation, orthostatic hypotension, impotence, arrhythmias.

Catapres Clinical Trials

See Literature

Catapres Note

Not Applicable

Catapres Patient Counseling

See Literature