ESIMIL vs MYSOLINE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated October 6, 2026·How we rate

Possible drug interaction. ESIMIL and MYSOLINE 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	ESIMIL	MYSOLINE
Rating	70/100	74/100
Pharmacy pays	—	~$2.89 /30
Type	RX	RX
Active ingredient	GUANETHIDINE MONOSULFATE AND HYDROCHLOROTHIAZIDE	PRIMIDONE
Manufacturer	Novartis	Valeant Pharm Intl
Dosage forms	Tablet	Tablet
Drug class	—	Anti-Epileptic Agent
Boxed warning	None	None
Half-life	about 6 to 15 hours (the label reports a range, not a single number)	—
Treats	—	Partial Epilepsies, Tonic-Clonic Epilepsy, Tremor

esimil mysoline

Rating

70/100

74/100

Pharmacy pays

—

~$2.89 /30

Type

Active ingredient

GUANETHIDINE MONOSULFATE AND HYDROCHLOROTHIAZIDE

PRIMIDONE

Manufacturer

Novartis

Valeant Pharm Intl

Dosage forms

Tablet

Drug class

—

Anti-Epileptic Agent

Boxed warning

None

Half-life

about 6 to 15 hours (the label reports a range, not a single number)

—

Treats

—

Partial Epilepsies, Tonic-Clonic Epilepsy, Tremor

Frequently asked questions

Which is better-rated, Esimil or Mysoline?

By our independent rating, Mysoline scores higher — 3.7 vs 3.5 out of 5 for Esimil. Ratings are based on FDA regulatory (recall-safety) data.

What is the difference between Esimil and Mysoline?

Esimil contains Guanethidine Monosulfate and Hydrochlorothiazide, while Mysoline contains Primidone — 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.