THIOLA EC vs TIOCYSTIN

Independent side-by-side comparison.

Rated against independent regulatory sources·Last updated August 21, 2026·How we rate

Attribute	THIOLA EC	TIOCYSTIN
Rating	70/100	New
Pharmacy pays	—	—
Type	RX	RX
Active ingredient	TIOPRONIN	TIOPRONIN
Manufacturer	Mission Pharmacal	Casper Pharma LLC
Dosage forms	Tablet, delayed release	Tablet
Drug class	Reducing and Complexing Thiol	Reducing and Complexing Thiol
Boxed warning	None	None

thiola ec tiocystin

Rating

70/100

New

Pharmacy pays

—

Type

Active ingredient

TIOPRONIN

Manufacturer

Mission Pharmacal

Casper Pharma LLC

Dosage forms

Tablet, delayed release

Tablet

Drug class

Reducing and Complexing Thiol

Boxed warning

None

Frequently asked questions

What is the difference between Thiola Ec and Tiocystin?

Both Thiola Ec and Tiocystin share the active ingredient Tiopronin.

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.