ISTALOL vs METOPROLOL SUCCINATE

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated June 7, 2026·How we rate

Possible drug interaction. ISTALOL and METOPROLOL SUCCINATE 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	ISTALOL	METOPROLOL SUCCINATE
Rating	New	New
Pharmacy pays	$1.06 /mL	~$0.58 /30
Type	RX	RX
Active ingredient	TIMOLOL MALEATE	METOPROLOL SUCCINATE
Manufacturer	Bausch and Lomb	Reddys
Dosage forms	Drops	Capsule, extended release, Tablet, extended release
Drug class	Beta-Adrenergic Blocker	Beta-Adrenergic Blocker
Boxed warning	None	None
Half-life	—	about 3 to 4 hours
Treats	Angina Pectoris, Open-Angle Glaucoma, Heart Failure	Angina Pectoris, Atrial Fibrillation, Atrial Flutter

istalol metoprolol succinate

Rating

New

Pharmacy pays

$1.06 /mL

~$0.58 /30

Type

Active ingredient

TIMOLOL MALEATE

METOPROLOL SUCCINATE

Manufacturer

Bausch and Lomb

Reddys

Dosage forms

Drops

Capsule, extended release, Tablet, extended release

Drug class

Beta-Adrenergic Blocker

Boxed warning

None

Half-life

—

about 3 to 4 hours

Treats

Angina Pectoris, Open-Angle Glaucoma, Heart Failure

Angina Pectoris, Atrial Fibrillation, Atrial Flutter

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Frequently asked questions

What is the difference between Istalol and Metoprolol Succinate?

Istalol contains Timolol Maleate, while Metoprolol Succinate contains Metoprolol Succinate — 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.