MASSACHUSETTS GENERAL HOSPITAL

Department of Pharmacy

Department of Nursing

Critical Care

Generic Name: Hydralazine
Trade Name: Apresoline
Action: Vasodilator
Indications: Hypertension

Afterload Reduction

Administration Guidelines:
Usual Dosage Range and Route: LOADING DOSE: 5 - 20 mg IVP every 30 minutes up to 400 mg as titrated to patient response.

*LOADING DOSE IS USUALLY GIVEN PRIOR TO STARTING MAINTENANCE*

 

MAINTENANCE DOSE: 5 - 20 mg IVP as titrated to patient response repeated every 4 - 6 hours

- After a stable dose has been determined RN may administer intermittent IVP maintenance doses

Special Considerations:

- oral to IV conversion is approximately 2:1

- Should be used with caution in patients with ischemic heart disease

- Lupus-like reaction; complete blood counts and ANA titers should be drawn periodically with long term therapy

Precautions and Side Effects: - Hypotension

- Reflex tachycardia, ventricular ectopy

- Angina

- Arthralgia, dizziness, fever

- Rash

 

Rev: 09/03