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Product profile · United States

INTERMEZZO

 ·  Patent Litigation & Settlement History ↓

IngredientZOLPIDEM TARTRATE
Application typeNDA
Application022328
Product002
Dosage formTABLET
RouteSUBLINGUAL
Strength3.5MG
Approval date2011-11-23
Marketing statusDiscontinued
Status event—
ApplicantPURDUE PHARMA
Product source

Current GenericRadar decision

Year—
SelectionEXISTING_GENERIC
ReviewCOMPLETED
Anchor type—
Anchor date—
Patent anchor—
Exclusivity anchor—
Protection date—
First Final ANDA2015-06-03
Status event—

FDA Final ANDA 204299/002 on 2015-06-03. ANDA 204299 corresponds to Intermezzo and FDA Paragraph IV records first approval 2015-06-03. Exact NDA/Product correspondence from 1.75mg / 3.5mg product matching.

Patent estate

PatentEffective dateOfficial listingTRUE_DSDS gradeClaim classification / basisPTEPEDFamily
76589452027-04-15DP/U U-1194———
———
82421312029-08-20U U-1266———
———

Regulatory exclusivity

CodeStart dateEnd dateScopeEntire productAll indicationsFull coverage dateCombinationSource
No exclusivity facts are recorded in this product snapshot.

2026-10-10 · NO_RECORD_IN_CURRENT_SNAPSHOT · Historical coverage: NOT_COMPLETE

Generic approval evidence

Application / productEventFinal dateTentative dateApplicantAuthorized genericExact mappingSource
204299 / 002FINAL_APPROVAL · FINAL_APPROVED2015-06-03—NOVEL LABORATORIES INCNEXACT_PRODUCT · PENDING_PRODUCT_MAPPINGSource
204503 / 002FINAL_APPROVAL · FINAL_APPROVED2016-11-18—DR REDDYS LABORATORIES INCNEXACT_PRODUCT · PENDING_PRODUCT_MAPPINGSource
204229 / 002FINAL_APPROVAL · FINAL_APPROVED2017-09-11—PH HEALTH LTDNEXACT_PRODUCT · PENDING_PRODUCT_MAPPINGSource

Market Entry Information

API filings, authorized generics and linked regulatory milestones.

API Master Files & Certifications 0 records

Ingredient-level registrations from linked public manufacturer portfolios. A filing does not establish supply to this finished product. DMFs are not FDA approvals.

APIHolder / manufacturerHolder countryFiling typeNumberStatusFiled dateAvailable for referenceSourceLast verified
No master-file or certification records are linked through public manufacturer portfolios.

Authorized Generics 0 records

Authorized generics are shown separately from independent ANDA approvals.

Application / productApplicantEvent / status First marketed Product mappingSourceLast verified
No authorized-generic records are linked to this product.

Tentative ANDA Approvals 0 records

Tentative approval is not final approval. Historical tentative approvals remain visible after a linked final approval.

Application / productApplicantEvent / status Tentative date Follow-up final approvalProduct mappingSourceLast verified
No tentative-approval records are linked to this product.

Paragraph IV Challenges 0 records

Paragraph IV challenges below are sourced from legal records separately from FDA approvals. An ANDA filing, lawsuit or settlement does not establish final approval or commercial launch.

Application / productApplicantEvent / status Certification event date Product mappingSourceLast verified
No structured Paragraph IV certification events are linked in the available approval evidence.

Final ANDA Approvals 3 records

Approval dates do not establish commercial launch. Product mapping is shown for each linked record.

Application / productApplicantEvent / status Final approval date Product mappingSourceLast verified
204299 / 002NOVEL LABORATORIES INCFINAL_APPROVAL · FINAL_APPROVED2015-06-03 EXACT_PRODUCT · PENDING_PRODUCT_MAPPINGSource—
204503 / 002DR REDDYS LABORATORIES INCFINAL_APPROVAL · FINAL_APPROVED2016-11-18 EXACT_PRODUCT · PENDING_PRODUCT_MAPPINGSource—
204229 / 002PH HEALTH LTDFINAL_APPROVAL · FINAL_APPROVED2017-09-11 EXACT_PRODUCT · PENDING_PRODUCT_MAPPINGSource—
Independent legal-event information

Litigation & Settlement History

Settlement launch rights generally apply only to the named parties and product scope. These records do not change GenericRadar patent/exclusivity anchors or current decisions.

No litigation or settlement record currently linked to this product.