Drug Markets/Tiopronin

Tiopronin

1 NDC across 1 manufacturer|0 Generic,1 Brand

▸ More about this market

The brand product was first FDA-approved on Aug 11, 1988, and the first generic was approved Apr 26, 2021. FDA's Orange Book lists 10 AB-rated (therapeutically equivalent) products for this ingredient. In 2024, Medicare Part D spent $31 million on Tiopronin across 3,730 claims for 360 beneficiaries.

Tiopronin is available as 1 NDC from 1 manufacturer (0 generic, 1 brand), with NADAC prices from $1.23 to $1.23 per EA. Every pack size and labeler in this drug market is compared side-by-side below.

Total NDCs

1

0G / 1B

Manufacturers

1

competing in market

Price Spread

$1.23 – $1.23

per EA

7d Activity

1 flat

avg +0.0% WoW · of 1 NDCs

Market Price Trend

Monthly average NADAC per unit, split by generic and brand.

Manufacturer Breakdown

1 manufacturer producing TIOPRONIN

Drug Portfolio

1 NDCs total, 1 shown

Drug Price 7d Change
THIOLA 100 MG TABLET
$1.2283
per EA

Frequently Asked Questions

When did Tiopronin become available as a generic?

FDA approved the first generic Tiopronin (ANDA) on Apr 26, 2021. The Orange Book currently lists 10 AB-rated products for this ingredient, meaning FDA considers them therapeutically equivalent to the brand.

How much does Medicare spend on Tiopronin?

In 2024, Medicare Part D spent $31 million on Tiopronin across 3,730 claims for 360 beneficiaries.

How many Tiopronin products are on the market?

The Tiopronin drug market contains 1 NDC from 1 manufacturer — 0 generic and 1 brand product.

What is the price range for Tiopronin?

NADAC reference prices for Tiopronin range from $1.2283 to $1.2283 per EA.

Which manufacturers make Tiopronin?

1 manufacturer lists Tiopronin in NADAC. Ranked by number of NDCs, the largest are Mission Pharmacal Company (1).