ISONIAZID vs NYDRAZID

Independent side-by-side comparison.

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

Attribute	ISONIAZID	NYDRAZID
Rating	70/100	72/100
Pharmacy pays	~$96.88 /30	~$96.88 /30
Type	RX	RX
Active ingredient	ISONIAZID	ISONIAZID
Manufacturer	Watson Labs	Bristol Myers Squibb
Dosage forms	Injectable, Solution, Tablet	Tablet, Injectable
Drug class	Antimycobacterial	Antimycobacterial
Boxed warning	None	None
Treats	Tuberculosis	Tuberculosis

isoniazid nydrazid

Rating

70/100

72/100

Pharmacy pays

~$96.88 /30

Type

Active ingredient

ISONIAZID

Manufacturer

Watson Labs

Bristol Myers Squibb

Dosage forms

Injectable, Solution, Tablet

Tablet, Injectable

Drug class

Antimycobacterial

Boxed warning

None

Treats

Tuberculosis

Frequently asked questions

Which is better-rated, Isoniazid or Nydrazid?

By our independent rating, Nydrazid scores higher — 3.6 vs 3.5 out of 5 for Isoniazid. Ratings are based on FDA regulatory (recall-safety) data.

Which is cheaper, Isoniazid or Nydrazid?

Pharmacies pay about the same to acquire either one — roughly $96.88 for a 30-count supply, per the CMS NADAC survey. That is not what you will be charged: your price is set by your insurer and the pharmacy, not by what the drug cost them.

What is the difference between Isoniazid and Nydrazid?

Both Isoniazid and Nydrazid share the active ingredient Isoniazid.

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.