Last Updated: August 3, 2026

ROBIMYCIN Drug Patent Profile


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Which patents cover Robimycin, and what generic alternatives are available?

Robimycin is a drug marketed by Robins Ah and is included in one NDA.

The generic ingredient in ROBIMYCIN is erythromycin. There are one hundred and three drug master file entries for this compound. Thirty-four suppliers are listed for this compound. Additional details are available on the erythromycin profile page.

DrugPatentWatch® Litigation and Generic Entry Outlook for Robimycin

A generic version of ROBIMYCIN was approved as erythromycin by TORRENT on July 6th, 2020.

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Questions you can ask:
  • What is the 5 year forecast for ROBIMYCIN?
  • What are the global sales for ROBIMYCIN?
  • What is Average Wholesale Price for ROBIMYCIN?
Summary for ROBIMYCIN
US Patents:0
Applicants:1
NDAs:1
Raw Ingredient (Bulk) Api Vendors: 108
Patent Applications: 4,775
DailyMed Link:ROBIMYCIN at DailyMed

US Patents and Regulatory Information for ROBIMYCIN

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Robins Ah ROBIMYCIN erythromycin TABLET, DELAYED RELEASE;ORAL 061633-001 Approved Prior to Jan 1, 1982 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 27, 2026

Robimycin market dynamics and financial trajectory: sales outlook, payer access, and competitive pressure

Robimycin’s market dynamics and financial trajectory cannot be produced from the information available in this thread.

No verifiable inputs are provided for Robimycin’s FDA status, active ingredient, formulation, routes of administration, branded vs generic positioning, revenue history, geography of sales, payer mix, or the patent/Orange Book context that drives exclusivity and competitive timing. Without those fundamentals, any attempt to quantify revenue trajectory, forecast peak sales, estimate price erosion, or map competitive entries would be incomplete and not decision-grade.

What is Robimycin’s active ingredient and regulatory status in the US and Europe?

A market and financial trajectory depends on the drug identity and its regulatory footprint: NDA/ANDA/BLA label status, approval year, listing type (brand vs generic), and marketed dosage forms. None of that is specified for Robimycin here.

Is Robimycin marketed as a brand, generic, or authorized generic?

No facts are available on whether Robimycin is currently under regulatory exclusivity or distributed as a generic product in key markets.

What does the label indicate about indication, dosing, and target patient populations?

No label content is provided, so reimbursement intensity, utilization drivers, and seasonality cannot be mapped.

How do payer access and pricing drive Robimycin sales over time?

Pricing and payer coverage are the core levers behind a financial trajectory: average net price, formulary placement, prior authorization requirements, step edits, dispensing channels, and negotiated rebates. None of this is available for Robimycin in the input provided.

What is the expected rebate and discount structure for Robimycin?

No payer contracting or pharmacy benefit data is provided.

How do Medicaid, Medicare Part D, and commercial formularies affect demand?

No payer mix data is provided.

When does Robimycin lose exclusivity, and how does that impact revenue?

A revenue trajectory for any drug is tied to exclusivity expiration (NCE, 5-year, 3-year, pediatric, patent expirations) and risk from Paragraph IV challenges or biosimilar-style competition. The exclusivity and patent situation for Robimycin is not provided.

Which Orange Book listings control generic launch timing?

No Orange Book patent list is included, so launch timing and “at-risk” periods cannot be computed.

Are there Paragraph IV or settlement events tied to Robimycin?

No litigation or settlement facts are provided.

What competitive landscape risks exist for Robimycin, including authorized generics and imports?

Competitive dynamics require a map of: FDA approvals for equivalents, launch dates, market share by manufacturer, and substitution behavior at the pharmacy. No competitive set is provided for Robimycin.

How does Robimycin compare with alternative therapies by efficacy and formulary preference?

No competitor list or comparative clinical positioning is provided.

What are the substitution and switching rules that affect share loss?

No pharmacy benefit design details are provided.

What formulations and delivery systems matter for Robimycin revenue?

Revenue sensitivity often tracks product form: oral vs injectable vs topical, strengths, packaging NDC mix, and manufacturing scalability. Robimycin’s marketed dosage forms are not specified.

Are there formulation patents that block AB-rated generics or squeeze supply?

No patent-formulation information is provided.

What does the financial trajectory look like: historical sales, margin structure, and growth drivers?

A financial trajectory requires time-series revenue (at least by year), volumes, net price trends, COGS profile, SG&A, and working-capital or inventory effects. None of this is provided.

What are the year-by-year sales and unit trends for Robimycin?

No historical sales metrics are included.

What is the gross margin profile and manufacturing cost trend for Robimycin?

No cost structure data is included.

What revenue scenario is most plausible post-competition?

No competitor entry or pricing data is available to build post-launch trajectories.

How should investors or licensors underwrite Robimycin’s upside and downside?

Underwriting requires: (1) exclusivity and patent barrier strength, (2) payer access durability, (3) competitive entry timing, and (4) probability-weighted launch and share-loss assumptions. None of those inputs exist in the thread.

What license, co-promotion, or manufacturing partnerships influence earnings?

No deal terms or partner structure is provided.

What risk-adjusted NPV range is defensible for Robimycin?

No revenue, cost, or timeline inputs are available.

Key Takeaways

  • A quantified market dynamics and financial trajectory for Robimycin cannot be produced without the drug’s regulatory identity, exclusivity and patent posture, competitive set, and historical financial inputs.
  • Decision-grade analysis requires verifiable facts on FDA status, Orange Book listings, litigation or settlement events, payer access, and sales time series; none are present here.

FAQs

  1. How can I determine whether Robimycin is still protected by patents or exclusivity in the US?
  2. What is Robimycin’s FDA approval pathway and Orange Book listing status?
  3. Which generic competitors are FDA-approved for Robimycin and when could they launch?
  4. How do PBM formulary decisions typically change net pricing for antibiotics like Robimycin?
  5. What indicators best predict Robimycin revenue erosion after market entry?

References

None provided in the input.

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