ANNOVERA vs COLAZAL

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 10, 2026·How we rate

Possible drug interaction. ANNOVERA and COLAZAL 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	ANNOVERA	COLAZAL
Rating	72/100	74/100
Pharmacy pays	—	~$11.02 /30
Type	RX	RX
Active ingredient	ETHINYL ESTRADIOL AND SEGESTERONE ACETATE	BALSALAZIDE DISODIUM
Manufacturer	Mayne Pharma	Valeant Pharm Intl
Dosage forms	Ring	Capsule
Drug class	—	Aminosalicylate
Boxed warning	None	None
Treats	—	Ulcerative Colitis

annovera colazal

Rating

72/100

74/100

Pharmacy pays

—

~$11.02 /30

Type

Active ingredient

ETHINYL ESTRADIOL AND SEGESTERONE ACETATE

BALSALAZIDE DISODIUM

Manufacturer

Mayne Pharma

Valeant Pharm Intl

Dosage forms

Ring

Capsule

Drug class

—

Aminosalicylate

Boxed warning

None

Treats

—

Ulcerative Colitis

Frequently asked questions

Which is better-rated, Annovera or Colazal?

By our independent rating, Colazal scores higher — 3.7 vs 3.6 out of 5 for Annovera. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Annovera and Colazal?

Annovera contains Ethinyl Estradiol and Segesterone Acetate, while Colazal contains Balsalazide Disodium — 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.