FDA Orange Book
Generic for Paraflex
Paraflex contains chlorzoxazone. Orange Book status for every listed strength, the approved generic makers, and the listed patents and exclusivities.
Source: FDA Orange Book data file dated 2026-10-09. Publisher page
Yes. The generic name for Paraflex is chlorzoxazone. 5 companies hold an active FDA approval (ANDA) for a generic version in the Orange Book. Therapeutic equivalence codes: AA.
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Paraflex products in the Orange Book
| Form and route | Strength | Brand status | Brand TE | Active generics | Generic TE codes |
|---|---|---|---|---|---|
| tablet, oral | 250MG | Discontinued | None | 5 | AA |
NDA 011300, held by ORTHO MCNEIL PHARMACEUTICAL INC. Active generics are ANDA products in the Orange Book prescription list with the same ingredient, dosage form, route and strength.
Approved generic chlorzoxazone
| Company | ANDA | TE code | Approved | Strengths |
|---|---|---|---|---|
| PHARMOBEDIENT CONSULTING LLC | 207483 | AA (A-rated, therapeutically equivalent) | June 24, 2016 | 250MG |
| PHARMAZONE | 215158 | AA (A-rated, therapeutically equivalent) | July 29, 2021 | 250MG |
| AJENAT PHARMACEUTICALS LLC | 215540 | AA (A-rated, therapeutically equivalent) | January 24, 2023 | 250MG |
| MACLEODS PHARMACEUTICALS LTD | 214702 | AA (A-rated, therapeutically equivalent) | April 10, 2023 | 250MG |
| RISING PHARMA HOLDINGS INC | 216925 | AA (A-rated, therapeutically equivalent) | August 9, 2023 | 250MG |
Questions
Is there a generic for Paraflex?
Yes. The generic name for Paraflex is chlorzoxazone. 5 companies hold an active FDA approval (ANDA) for a generic version in the Orange Book. Therapeutic equivalence codes: AA.
What is the generic name for Paraflex?
The active ingredient in Paraflex is chlorzoxazone, per the FDA Orange Book.
What does a therapeutic equivalence code mean?
In the Orange Book, codes that start with A (such as AB) mean FDA considers the product therapeutically equivalent to the reference drug. Codes that start with B mean FDA does not, at this time, consider the product therapeutically equivalent.