291 (Hydralazine Hydrochloride 50 mg)
Pill with imprint 291 is Orange, Round and has been identified as Hydralazine hydrochloride 50 mg. It is supplied by Ascend Laboratories, LLC.
Hydralazine is used in the treatment of high blood pressure; hypertensive emergency; heart failure and belongs to the drug class vasodilators. Risk cannot be ruled out during pregnancy. Hydralazine 50 mg is not a controlled substance under the Controlled Substance Act (CSA).
Images for 291

Hydralazine hydrochloride
- Imprint:
- 291
- Strength:
- 50 mg
- Color:
- Orange
- Shape:
- Round
- Availability:
- Prescription only
- Drug Class:
- Vasodilators
- Pregnancy Category:
- C - Risk cannot be ruled out
- CSA Schedule:
- Not a controlled drug
- Labeler / Supplier:
- Ascend Laboratories, LLC
- National Drug Code (NDC):
- 67877-0291
More about hydralazine
- Side Effects
- During Pregnancy or Breastfeeding
- Dosage Information
- Drug Images
- Drug Interactions
- Support Group
- Pricing & Coupons
- En Español
- 24 Reviews – Add your own review/rating
- Drug class: vasodilators
Consumer resources
- Hydralazine
- Hydralazine Tablets
- Hydralazine Injection
- Hydralazine Injection (Advanced Reading)
- Hydralazine Oral, Injection, Intravenous (Advanced Reading)
Other brands: Apresoline
Professional resources
Related treatment guides
Disclaimer:
Every effort has been made to ensure that the information provided is accurate, up-to-date, and complete, but no guarantee is made to that effect. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.
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