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DOLOPHINE HYDROCHLORIDE vs MEPERIDINE HYDROCHLORIDE

Independent side-by-side comparison.

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

Possible drug interaction. DOLOPHINE HYDROCHLORIDE and MEPERIDINE HYDROCHLORIDE 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.

Rating

72/100
New

Pharmacy pays

$0.18 /mL
$0.16 /mL

Type

RX
RX

Active ingredient

METHADONE HYDROCHLORIDE
MEPERIDINE HYDROCHLORIDE

Dosage forms

Tablet, Syrup
Injectable, Solution, Tablet

Drug class

Opioid Agonist
Opioid Agonist

Boxed warning

None
None

Half-life

about 8 to 59 hours (terminal/elimination half-life; a very wide range)

Treats

Opioid-Related Disorders, Intractable Pain
Pain

Frequently asked questions

Which is cheaper, Dolophine Hydrochloride or Meperidine Hydrochloride?

Meperidine Hydrochloride costs pharmacies less to acquire — about $0.16 vs $0.18 per ml, 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 Dolophine Hydrochloride and Meperidine Hydrochloride?

Dolophine Hydrochloride contains Methadone Hydrochloride, while Meperidine Hydrochloride contains Meperidine Hydrochloride — 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.