ABIRATERONE ACETATE vs NORINYL

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 20, 2026·How we rate

Possible drug interaction. ABIRATERONE ACETATE and NORINYL 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	NORINYL
Rating	72/100	New
Pharmacy pays	~$25.50 /30	—
Type	RX	RX
Active ingredient	ABIRATERONE ACETATE	MESTRANOL AND NORETHINDRONE
Manufacturer	Hikma	Actavis Labs Ut Inc
Dosage forms	Tablet	Tablet
Drug class	Cytochrome P450 17a1 Inhibitor	—
Boxed warning	None	None
Half-life	—	about 8 hours
Treats	Castration-Resistant Prostatic Neoplasms	—

abiraterone acetate norinyl

Rating

72/100

New

Pharmacy pays

~$25.50 /30

—

Type

Active ingredient

ABIRATERONE ACETATE

MESTRANOL AND NORETHINDRONE

Manufacturer

Hikma

Actavis Labs Ut Inc

Dosage forms

Tablet

Drug class

Cytochrome P450 17a1 Inhibitor

—

Boxed warning

None

Half-life

—

about 8 hours

Treats

Castration-Resistant Prostatic Neoplasms

—

Frequently asked questions

What is the difference between Abiraterone Acetate and Norinyl?

Abiraterone Acetate contains Abiraterone Acetate, while Norinyl contains Mestranol and Norethindrone — 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.