Last Updated: September 28, 2026

GILDAGIA Drug Patent Profile


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When do Gildagia patents expire, and what generic alternatives are available?

Gildagia is a drug marketed by Ph Health and is included in one NDA.

The generic ingredient in GILDAGIA is ethinyl estradiol; norethindrone. Fourteen suppliers are listed for this compound. Additional details are available on the ethinyl estradiol; norethindrone profile page.

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Summary for GILDAGIA
US Patents:0
Applicants:1
NDAs:1

US Patents and Regulatory Information for GILDAGIA

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Ph Health GILDAGIA ethinyl estradiol; norethindrone TABLET;ORAL-28 078376-001 Nov 6, 2012 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Exclusivity Expiration

Last updated: July 6, 2026

ecutive summary
GILDAGIA is not an identifiable, regulator-recognized pharmaceutical product name in the available patent-and-exclusivity context. Without a confirmed active ingredient, dosage form, sponsor, and FDA/Orange Book or EMA dossier linkage, no credible investment fundamentals analysis, revenue exposure mapping, patent-expiration modeling, or litigation-risk assessment can be produced.

Which patents protect GILDAGIA, and what is the patent estate strength?

No complete patent estate can be mapped because “GILDAGIA” is not linked here to a specific active ingredient, listed NDA/BLA, or Orange Book entry.

What Orange Book listings exist for GILDAGIA?

No Orange Book status can be determined without an FDA application identifier (NDA/BLA), label name, or the active ingredient match.

How many patents cover GILDAGIA: composition, method-of-use, and formulations?

No patent counts by category can be computed without patent numbers and assignees tied to a specific reference product.

When does GILDAGIA lose exclusivity: Hatch-Waxman vs. biologics pathway

No exclusivity timeline can be calculated without confirming whether the product is an NDA small-molecule, an NDA reference for a specific active ingredient, or a biologic with BLA exclusivity.

Does GILDAGIA have pediatric exclusivity, 5-year new chemical entity exclusivity, or 3-year new clinical investigation exclusivity?

Exclusivity flags cannot be assigned without the relevant FDA exclusivity code history for the mapped reference product.

When is the first eligible Paragraph IV filing window for GILDAGIA?

Paragraph IV eligibility depends on the exact patent-expiration and statutory exclusivity dates for the mapped reference product.

What generic entry risks exist for GILDAGIA, and what Paragraph IV challenges are pending?

No generic risk profile can be produced because there is no confirmed reference product, no listed Orange Book patents, and no filed ANDA paragraph IV details.

Which companies are challenging GILDAGIA and what are the settlement outcomes?

No challengers or settlement terms can be identified without litigation docket linkage to the reference product.

What is the FDA regulatory status of GILDAGIA?

No FDA status (approval date, application type, approval history, REMS, or labeling particulars) can be stated without an FDA product reference.

Is GILDAGIA an ANDA, NDA, or BLA reference product?

Pathway status cannot be determined from the product name alone in this context.

What formulation patents protect GILDAGIA: ER/IR, prodrug, crystalline form, and device delivery?

No formulation patent mapping can be completed without knowing the active ingredient and specific dosage form (tablet, capsule, ER, inhaled, injectable) that would anchor formulation and manufacturing-method claims.

How do manufacturing method patents affect generic or biosimilar development?

No manufacturing/IP barriers can be assessed without process patent numbers, claim scope, and the manufacturing route used by the reference.

How does GILDAGIA compare with competing drugs in the same therapeutic class?

Comparables require a confirmed therapeutic indication, active ingredient, and labeled mechanism. Without a mapped drug identity, no class-competitive benchmark can be constructed.

What is the competitive landscape for GILDAGIA in pricing, share, and lifecycle?

No market metrics or lifecycle stage can be assigned without revenue or payer-use data for a specific product.

What patent litigation affects GILDAGIA: cases, stays, and injunction risk

Litigation risk cannot be quantified without court case numbers, parties, asserted patents, and procedural posture.

Are there recent district court opinions or Federal Circuit appeals on GILDAGIA?

No case law can be tied to the product name in this context.

Investment fundamentals for GILDAGIA: revenue exposure, margin drivers, and downside catalysts

A fundamentals model requires at minimum: active ingredient, reference label name, revenue stream, geography, payer mix, and mapped exclusivity/patent expirations. None can be established from “GILDAGIA” alone here.

Revenue exposure to patent cliffs and generic erosion

No patent cliff dates can be calculated. No erosion scenarios can be built.

What is the R&D and manufacturing execution risk for GILDAGIA?

No product-specific manufacturing or pipeline risk factors can be attributed.

Key Takeaways

  • “GILDAGIA” cannot be mapped to a specific FDA/Orange Book product or patent estate in the information available here.
  • Without an active ingredient and regulatory identifier, exclusivity, patent expirations, generic entry risk, litigation posture, and investment fundamentals cannot be reliably analyzed.

FAQs

  1. What FDA identifier (NDA/BLA) corresponds to the drug name “GILDAGIA”?
  2. Is “GILDAGIA” a small-molecule or biologic, and what regulatory pathway applies?
  3. Where can “GILDAGIA” be found on the Orange Book with patent and exclusivity listings?
  4. What patents would a Paragraph IV ANDA challenger need to invalidate for the mapped reference product behind “GILDAGIA”?
  5. What is the earliest date a generic or biosimilar could legally enter once exclusivity and listed patents expire for the product behind “GILDAGIA”?

References (APA)

  1. FDA. Orange Book: Approved Drug Products with Therapeutic Equivalence Evaluations. U.S. Food and Drug Administration.
  2. FDA. Drug Approval Reports. U.S. Food and Drug Administration.

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