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Alprostadil

Alprostadil is an active ingredient of the class «prostaglandins».

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Chemical compound

Informational only — not medical advice. Ask a doctor or pharmacist; never change a dose on your own.

Boxed warning (US label)

WARNING Apnea is experienced by about 10 to 12% of neonates with congenital heart defects treated with PROSTIN VR PEDIATRIC Sterile Solution.

What it is used for

PROSTIN VR PEDIATRIC Sterile Solution is indicated for palliative, not definitive, therapy to temporarily maintain the patency of the ductus arteriosus until corrective or palliative surgery can be performed in neonates who have congenital heart defects and who depend upon the patent ductus for…

US label

How it works

Class: prostaglandins

Common side effects

Cardiovascular System The most common adverse reactions reported have been flushing in about 10% of patients (more common after intraarterial dosing), bradycardia in about 7%, hypotension in about 4%, tachycardia in about 3%, cardiac arrest in about 1%, and edema in about 1%.

US label

Excerpts from the US prescribing label (public domain), copied without changes.

Interactions

Recorded interactions from open sources (Wikidata, US labels). The list is not complete — ask a pharmacist.

Brand names

United States

Caverject · Caverject Impulse · Edex · Muse · Prostin VR Pediatric

Canada

Caverject Sterile Powder · Prostin VR Sterile · Vitaros

Other trade names

Prostin vr · Viridal 10 · Viridal 20 · Viridal 5 · Viridal duo

Approval status

US Food and Drug Administration
prescription · since 1981
Health Canada
prescription · marketed
First approval anywhere
1981

Codes

ATC
C01EA01, G04BE01
RxNorm CUI
598
ChEMBL
CHEMBL495
PubChem CID
5280723
UNII
F5TD010360
Wikidata
Q579348

Frequently asked questions

What is Alprostadil used for?

Alprostadil is used for: Tetralogy of Fallot, Pulmonary hypertension, Tricuspid atresia, Hypoplastic left heart syndrome, Vasculogenic impotence, Patent ductus arteriosus, Takayasu's arteritis, and Pulmonary valve stenosis.

What kind of medicine is Alprostadil?

Alprostadil is an active ingredient of the class «prostaglandins».

What are the brand names of Alprostadil?

Brand names of Alprostadil include Caverject, Caverject Impulse, Edex, Muse, Prostin VR Pediatric, Caverject Sterile Powder, Prostin VR Sterile, and Vitaros.

Medicines in the same class

Sources and licences

Updated November 15, 2026