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COLAZAL vs NORLESTRIN FE 1/50

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 7, 2026·How we rate

Possible drug interaction. COLAZAL and NORLESTRIN FE 1/50 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.

colazalnorlestrin fe 1/50

Rating

74/100
New

Pharmacy pays

~$11.02 /30
—

Type

RX
RX

Active ingredient

BALSALAZIDE DISODIUM
ETHINYL ESTRADIOL AND FERROUS FUMARATE AND NORETHINDRONE ACETATE

Manufacturer

Valeant Pharm Intl
Parke Davis

Dosage forms

Capsule
Tablet

Drug class

Aminosalicylate
—

Boxed warning

None
None

Half-life

—
about 8 hours

Treats

Ulcerative Colitis
—

Frequently asked questions

What is the difference between Colazal and Norlestrin Fe 1/50?

Colazal contains Balsalazide Disodium, while Norlestrin Fe 1/50 contains Ethinyl Estradiol and Ferrous Fumarate and Norethindrone Acetate — 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.