SUSTIVA vs VIRAMUNE

Independent side-by-side comparison.

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

Possible drug interaction. SUSTIVA and VIRAMUNE 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	SUSTIVA	VIRAMUNE
Rating	72/100	72/100
Pharmacy pays	~$42.28 /30	~$4.55 /30
Type	RX	RX
Active ingredient	EFAVIRENZ	NEVIRAPINE
Manufacturer	Bristol Myers Squibb	Boehringer Ingelheim
Dosage forms	Capsule, Tablet	Suspension, Tablet
Drug class	Human Immunodeficiency Virus 1 Non-Nucleoside Analog Reverse Transcriptase Inhibitor	Human Immunodeficiency Virus 1 Non-Nucleoside Analog Reverse Transcriptase Inhibitor
Boxed warning	None	None
Treats	Acquired Immunodeficiency Syndrome	Acquired Immunodeficiency Syndrome, Hiv Infections

sustiva viramune

Rating

72/100

Pharmacy pays

~$42.28 /30

~$4.55 /30

Type

Active ingredient

EFAVIRENZ

NEVIRAPINE

Manufacturer

Bristol Myers Squibb

Boehringer Ingelheim

Dosage forms

Capsule, Tablet

Suspension, Tablet

Drug class

Human Immunodeficiency Virus 1 Non-Nucleoside Analog Reverse Transcriptase Inhibitor

Boxed warning

None

Treats

Acquired Immunodeficiency Syndrome

Acquired Immunodeficiency Syndrome, Hiv Infections

Frequently asked questions

Which is better-rated, Sustiva or Viramune?

Sustiva and Viramune are tied at 3.6 out of 5 by our independent rating.

Which is cheaper, Sustiva or Viramune?

Viramune costs pharmacies less to acquire — about $4.55 vs $42.28 for a 30-count supply, per the CMS NADAC survey. That gap is in the pharmacy's cost of goods, not necessarily in what you pay: your price is set afterwards by your insurer and the pharmacy.

What is the difference between Sustiva and Viramune?

Sustiva contains Efavirenz, while Viramune contains Nevirapine — 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.