NARCAN vs VIVITROL
Independent side-by-side comparison.
Rating
New
70/100
Pharmacy pays
$4.41 /mL
~$36.35 /30
Type
OTC
RX
Active ingredient
NALOXONE HYDROCHLORIDE
NALTREXONE
Manufacturer
Dosage forms
Spray/Inhaler
Kit
Drug class
Opioid Antagonist
Opioid Antagonist
Boxed warning
None
None
Half-life
30 to 81 minutes (mean 64 ± 12 minutes)
—
Treats
Opioid-Related Disorders, Respiration Disorders, Septic Shock
Alcoholism, Opioid-Related Disorders, Drug Overdose
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Where to buy
Buy over-the-counter from trusted retailers.
Frequently asked questions
What is the difference between Narcan and Vivitrol?
Narcan contains Naloxone Hydrochloride, while Vivitrol contains Naltrexone — 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.