AZASITE vs SULFAMETHOXAZOLE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 23, 2026·How we rate

Possible drug interaction. AZASITE and SULFAMETHOXAZOLE 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	AZASITE	SULFAMETHOXAZOLE
Rating	70/100	New
Pharmacy pays	~$9.48 /30	—
Type	RX	RX
Active ingredient	AZITHROMYCIN	SULFAMETHOXAZOLE
Manufacturer	Thea Pharma	Barr
Dosage forms	Drops	Tablet
Drug class	Macrolide Antimicrobial	—
Boxed warning	None	None
Half-life	about 68 hours	about 10 hours
Treats	Chlamydia Infections, Haemophilus Infections, Nontuberculous Mycobacterium Infections	Chlamydiaceae Infections, Enterobacteriaceae Infections, Nocardia Infections

azasite sulfamethoxazole

Rating

70/100

New

Pharmacy pays

~$9.48 /30

—

Type

Active ingredient

AZITHROMYCIN

SULFAMETHOXAZOLE

Manufacturer

Thea Pharma

Barr

Dosage forms

Drops

Tablet

Drug class

Macrolide Antimicrobial

—

Boxed warning

None

Half-life

about 68 hours

about 10 hours

Treats

Chlamydia Infections, Haemophilus Infections, Nontuberculous Mycobacterium Infections

Chlamydiaceae Infections, Enterobacteriaceae Infections, Nocardia Infections

Frequently asked questions

What is the difference between Azasite and Sulfamethoxazole?

Azasite contains Azithromycin, while Sulfamethoxazole contains Sulfamethoxazole — 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.