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MESTINON vs REGONOL

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 22, 2026·How we rate

Rating

New
68/100

Pharmacy pays

$0.60 /mL
$0.60 /mL

Type

RX
RX

Active ingredient

PYRIDOSTIGMINE BROMIDE
PYRIDOSTIGMINE BROMIDE

Manufacturer

Dosage forms

Solution, Tablet, Tablet, extended release
Injectable

Drug class

Cholinesterase Inhibitor
Cholinesterase Inhibitor

Boxed warning

None
None

Treats

Drug-Induced Abnormalities, Myasthenia Gravis
Drug-Induced Abnormalities, Myasthenia Gravis

Frequently asked questions

Which is cheaper, Mestinon or Regonol?

Pharmacies pay about the same to acquire either one — roughly $0.60 per ml, per the CMS NADAC survey. That is not what you will be charged: your price is set by your insurer and the pharmacy, not by what the drug cost them.

What is the difference between Mestinon and Regonol?

Both Mestinon and Regonol share the active ingredient Pyridostigmine Bromide.

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.