ABIRATERONE ACETATE vs PREFRIN-A

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 12, 2026·How we rate

Possible drug interaction. ABIRATERONE ACETATE and PREFRIN-A are different prescription medicines. Combining or switching between them can cause interactions — talk to a pharmacist or prescriber before making changes. This page is not medical advice.

Attribute	ABIRATERONE ACETATE	PREFRIN-A
Rating	72/100	72/100
Pharmacy pays	~$25.50 /30	$8.59 /mL
Type	RX	RX
Active ingredient	ABIRATERONE ACETATE	PHENYLEPHRINE HYDROCHLORIDE AND PYRILAMINE MALEATE
Manufacturer	Hikma	Allergan
Dosage forms	Tablet	Drops
Drug class	Cytochrome P450 17a1 Inhibitor	—
Boxed warning	None	None
Treats	Castration-Resistant Prostatic Neoplasms	—

abiraterone acetate prefrin-a

Rating

72/100

Pharmacy pays

~$25.50 /30

$8.59 /mL

Type

Active ingredient

ABIRATERONE ACETATE

PHENYLEPHRINE HYDROCHLORIDE AND PYRILAMINE MALEATE

Manufacturer

Hikma

Allergan

Dosage forms

Tablet

Drops

Drug class

Cytochrome P450 17a1 Inhibitor

—

Boxed warning

None

Treats

Castration-Resistant Prostatic Neoplasms

—

Frequently asked questions

Which is better-rated, Abiraterone Acetate or Prefrin-A?

Abiraterone Acetate and Prefrin-A are tied at 3.6 out of 5 by our independent rating.

What is the difference between Abiraterone Acetate and Prefrin-A?

Abiraterone Acetate contains Abiraterone Acetate, while Prefrin-A contains Phenylephrine Hydrochloride and Pyrilamine Maleate — they have different active ingredients.

Ratings are based on FDA regulatory (recall-safety) data. This comparison is for general reference only — not medical advice. Always consult a licensed professional before choosing or switching a medication.