Evidence Health
← Back to the full page

Verapamil Hydrochloride

Also sold as Verapamil Hydrochloride, VERAPAMIL HYDROCHLORIDE, Verapamil hydrochloride, verapamil hydrochloride

Medicine summary · from official FDA labels · Oct 19, 2026

4 recalls on record — a recall affects specific batches; check with your pharmacist.

What it’s used for

Verapamil Hydrochloride Injection, USP is indicated for the following: • Rapid conversion to sinus rhythm of paroxysmal supraventricular tachycardias, including those associated with accessory bypass tracts (Wolff-Parkinson-White [W-P-W] and Lown-Ganong- Levine [L-G-L] syndromes). When clinically advisable, appropriate vagal maneuvers (e.

How to take it

DOSAGE AND ADMINISTRATION (For Intravenous Use Only) VERAPAMIL HYDROCHLORIDE INJECTION SHOULD BE GIVEN AS A SLOW INTRAVENOUS INJECTION OVER AT LEAST A TWO-MINUTE PERIOD OF TIME UNDER CONTINUOUS ELECTROCARDIOGRAPHIC (ECG) AND BLOOD PRESSURE MONITORING. The recommended intravenous doses of verapamil hydrochloride injection are as follows: Adult: Initial dose − 5 to 10 mg (0.

Important warnings

WARNINGS VERAPAMIL HYDROCHLORIDE SHOULD BE GIVEN AS A SLOW INTRAVENOUS INJECTION OVER AT LEAST A TWO-MINUTE PERIOD OF TIME ( see Dosage And Administration ). Hypotension: Verapamil hydrochloride injection often produces a decrease in blood pressure below baseline levels that is usually transient and asymptomatic but may result in dizziness.

Common side effects

The following reactions were reported with verapamil hydrochloride injection used in controlled U. S.

Interactions

Drug Interactions: (See Warnings: Concomitant Antiarrhythmic Therapy .

If pregnant or breastfeeding

Pregnancy: Teratogenic Effects.

Forms & strengths

180 MG Extended Release Oral Tablet · 240 MG Extended Release Oral Tablet · 120 MG Extended Release Oral Tablet · 120 MG Oral Tablet · 80 MG Oral Tablet · 40 MG Oral Tablet · 180 MG Oral Capsule · 160 MG Oral Tablet · 240 MG Oral Tablet · 8 MG/ML Oral Solution

Questions to ask your doctor or pharmacist

  • Is this the right medicine for my condition, and how long should I take it?
  • What side effects should I watch for, and which need urgent attention?
  • Does this interact with my other medicines, supplements, or alcohol?
  • What should I do if I miss a dose or take too much?