IMODIUM vs ULTIVA

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 11, 2026·How we rate

Possible drug interaction. IMODIUM and ULTIVA 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	IMODIUM	ULTIVA
Rating	New	70/100
Pharmacy pays	$0.05 /mL	—
Type	RX	RX
Active ingredient	LOPERAMIDE HYDROCHLORIDE	REMIFENTANIL HYDROCHLORIDE
Manufacturer	J and J Consumer Inc	Mylan Institutional
Dosage forms	Capsule, Solution	Injectable
Drug class	Opioid Agonist	Opioid Agonist
Boxed warning	None	Boxed warning
Half-life	about 10.8 hours (range 9.1 to 14.4 hours)	—
Treats	Functional Colonic Diseases, Diarrhea, Bacillary Dysentery	Pain

imodium ultiva

Rating

New

70/100

Pharmacy pays

$0.05 /mL

—

Type

Active ingredient

LOPERAMIDE HYDROCHLORIDE

REMIFENTANIL HYDROCHLORIDE

Manufacturer

J and J Consumer Inc

Mylan Institutional

Dosage forms

Capsule, Solution

Injectable

Drug class

Opioid Agonist

Boxed warning

None

Boxed warning

Half-life

about 10.8 hours (range 9.1 to 14.4 hours)

—

Treats

Functional Colonic Diseases, Diarrhea, Bacillary Dysentery

Pain

Frequently asked questions

What is the difference between Imodium and Ultiva?

Imodium contains Loperamide Hydrochloride, while Ultiva contains Remifentanil 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.