NEOSTIGMINE METHYLSULFATE vs RAZADYNE ER

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 18, 2026·How we rate

Possible drug interaction. NEOSTIGMINE METHYLSULFATE and RAZADYNE ER 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	NEOSTIGMINE METHYLSULFATE	RAZADYNE ER
Rating	70/100	70/100
Pharmacy pays	—	~$27.35 /30
Type	RX	RX
Active ingredient	NEOSTIGMINE METHYLSULFATE	GALANTAMINE HYDROBROMIDE
Manufacturer	Meitheal	Janssen Pharms
Dosage forms	Injectable	Capsule, extended release
Drug class	Cholinesterase Inhibitor	Cholinesterase Inhibitor
Boxed warning	None	None
Treats	Drug-Induced Abnormalities, Urinary Bladder Diseases, Myasthenia Gravis	Alzheimer Disease

neostigmine methylsulfate razadyne er

Rating

70/100

Pharmacy pays

—

~$27.35 /30

Type

Active ingredient

NEOSTIGMINE METHYLSULFATE

GALANTAMINE HYDROBROMIDE

Manufacturer

Meitheal

Janssen Pharms

Dosage forms

Injectable

Capsule, extended release

Drug class

Cholinesterase Inhibitor

Boxed warning

None

Treats

Drug-Induced Abnormalities, Urinary Bladder Diseases, Myasthenia Gravis

Alzheimer Disease

Frequently asked questions

Which is better-rated, Neostigmine Methylsulfate or Razadyne ER?

Neostigmine Methylsulfate and Razadyne ER are tied at 3.5 out of 5 by our independent rating.

What is the difference between Neostigmine Methylsulfate and Razadyne ER?

Neostigmine Methylsulfate contains Neostigmine Methylsulfate, while Razadyne ER contains Galantamine Hydrobromide — 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.