FDA Orange Book
Generic for Lodosyn
Lodosyn contains carbidopa. 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 Lodosyn is carbidopa. 5 companies hold an active FDA approval (ANDA) for a generic version in the Orange Book. Therapeutic equivalence codes: AB.
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Lodosyn products in the Orange Book
| Form and route | Strength | Brand status | Brand TE | Active generics | Generic TE codes |
|---|---|---|---|---|---|
| tablet, oral | 25MG | Marketed (Rx) | AB | 5 | AB |
NDA 017830, held by ATON PHARMA INC. Active generics are ANDA products in the Orange Book prescription list with the same ingredient, dosage form, route and strength.
Approved generic carbidopa
| Company | ANDA | TE code | Approved | Strengths |
|---|---|---|---|---|
| EDENBRIDGE PHARMACEUTICALS LLC | 205304 | AB (A-rated, therapeutically equivalent) | February 17, 2016 | 25MG |
| NOVEL LABORATORIES INC | 204763 | AB (A-rated, therapeutically equivalent) | October 20, 2017 | 25MG |
| ZYDUS PHARMACEUTICALS USA INC | 209910 | AB (A-rated, therapeutically equivalent) | May 7, 2018 | 25MG |
| AUROBINDO PHARMA LTD | 211055 | AB (A-rated, therapeutically equivalent) | October 21, 2019 | 25MG |
| REGCON HOLDINGS LLC | 217961 | AB (A-rated, therapeutically equivalent) | December 11, 2023 | 25MG |
Lodosyn NDC codes
Questions
Is there a generic for Lodosyn?
Yes. The generic name for Lodosyn is carbidopa. 5 companies hold an active FDA approval (ANDA) for a generic version in the Orange Book. Therapeutic equivalence codes: AB.
What is the generic name for Lodosyn?
The active ingredient in Lodosyn is carbidopa, 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.