Drug

Who makes zonisamide?

21 companies list zonisamide as a human prescription drug, including under the names ZONISADE, Zonegran. Forms: capsule; suspension. Routes: oral.

Labellers from the openFDA NDC Directory. A labeller is the firm named on the label, not necessarily the site that made the product, and a listing is not an FDA approval. Data as of 24 Sept 2026. Methodology

Companies listing zonisamide

CompanyFormsApplicationNDCsRegistered sites
Bryant Ranch PrepackUnited StatescapsuleANDAANDA077625, ANDA077634, ANDA07765171
RemedyRepack, IncUnited StatescapsuleANDAANDA077625, ANDA077645, ANDA07765141
Sun Pharmaceutical Industries LimitedIndiacapsuleANDAANDA077634313
Zydus Lifesciences LimitedIndiacapsuleANDAANDA077625312
Glenmark Pharmaceuticals Inc., USAIndiacapsuleANDAANDA07765139
Unichem Laboratories Limited, IndiaIndiacapsuleANDAANDA21449235
Proficient Rx LPUnited StatescapsuleANDAANDA077634, ANDA077651, ANDA21449231
BluePoint Laboratories Inc.capsuleANDAANDA07765130
Exelan Pharmaceuticals, Inc.capsuleANDAANDA07786930
Viona Pharmaceuticals Inc.capsuleANDAANDA07762530
Aurobindo Pharma LimitedIndiacapsuleANDAANDA07764526
Direct RxUnited StatescapsuleANDAANDA077625, ANDA07763421
Preferred Pharmaceuticals Inc.United StatescapsuleANDAANDA077625, ANDA07763421
Advanz Pharma (US) Corp.capsuleNDANDA02078920
CIPLA PHARMACEUTICALS LIMITEDIndiacapsuleANDAANDA07786917
Pharma Packaging Solutions, LLC dba Tjoapack, LLCUnited StatescapsuleANDAANDA07786915
ADVANCED RX PHARMACY OF TENNESSEE LLCUnited StatescapsuleANDAANDA07762511
NCS HealthCare of KY, LLC dba Vangard LabsUnited StatescapsuleANDAANDA07786911
Advanced Rx of Tennessee, LLCcapsuleANDAANDA21449210
AvPAKcapsuleANDAANDA07786910
Azurity Pharmaceuticals, Inc.suspensionNDANDA21427310

Bulk ingredient listings

Orange Book patents

4 unexpired patents list zonisamide as the active ingredient, expiring between Aug 2038 and Aug 2038. Application holder: AZURITY PHARMACEUTICALS INC.

Enquiry

Common questions

Who makes zonisamide?
21 companies list zonisamide as a human prescription drug in the openFDA NDC Directory, led by Bryant Ranch Prepack, RemedyRepack, Inc, Sun Pharmaceutical Industries Limited, Zydus Lifesciences Limited, Glenmark Pharmaceuticals Inc., USA. Each is the labeller, the firm named on the label; the product may be made at a site registered to another company.
Is there a generic ZONISADE?
19 companies list zonisamide under an abbreviated new drug application (ANDA), the application type used for generics, and 2 under an NDA or BLA. Listing status is from the NDC Directory; it is not a statement of availability.
Who supplies zonisamide active ingredient?
15 companies list zonisamide as a bulk ingredient, including Alivus Life Sciences Limited, Cohance Lifesciences Limited, AX Pharmaceutical Corp, Darmerica, LLC.