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Last Updated: March 26, 2026

DIMETANE-DX Drug Patent Profile


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Which patents cover Dimetane-dx, and what generic alternatives are available?

Dimetane-dx is a drug marketed by Robins Ah and is included in one NDA.

The generic ingredient in DIMETANE-DX is brompheniramine maleate; dextromethorphan hydrobromide; pseudoephedrine hydrochloride. There are twenty-one drug master file entries for this compound. Thirteen suppliers are listed for this compound. Additional details are available on the brompheniramine maleate; dextromethorphan hydrobromide; pseudoephedrine hydrochloride profile page.

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Summary for DIMETANE-DX
US Patents:0
Applicants:1
NDAs:1
DailyMed Link:DIMETANE-DX at DailyMed
Drug patent expirations by year for DIMETANE-DX

US Patents and Regulatory Information for DIMETANE-DX

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Robins Ah DIMETANE-DX brompheniramine maleate; dextromethorphan hydrobromide; pseudoephedrine hydrochloride SYRUP;ORAL 019279-001 Aug 24, 1984 DISCN Yes 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

Market Dynamics and Financial Trajectory for Dimetane-DX

Last updated: February 24, 2026

Dimetane-DX, a combination drug containing brompheniramine, dextromethorphan, and phenylephrine, targets cough and cold symptoms. Its market is influenced by regulatory shifts, consumer preferences, and competitive positioning within OTC and prescription categories.

Market Landscape

Product Classification

  • Indications: Cough suppression, nasal congestion, allergy relief.
  • Status: OTC in the United States and multiple markets; some formulations available by prescription.
  • Pricing: Consumer price varies from $8 to $15 per package, depending on dosage and formulation.

Key Competitors

Product Active Ingredients Market Segment Estimated Market Share (2022)
Mucinex DM Guaifenesin and dextromethorphan OTC 15%
Delsym Dextromethorphan OTC 12%
Benylin DM Diphenhydramine and dextromethorphan OTC (Canada) 8%
Prescription options Codeine-based combinations Prescription 3%

Regulatory Environment

  • OTC availability in the US remains stable with no recent reclassifications.
  • Regulatory focus on abuse potential of dextromethorphan influences formulations and marketing.
  • In the EU, similar combination products are regulated under national OTC categories, with some requiring prescription due to regulatory concerns over safety.

Consumer Trends

  • Preference for multi-symptom relief products.
  • Growing demand for non-drowsy formulations and natural alternatives.
  • Increased awareness of drug abuse potential associated with dextromethorphan prompts reformulation and labeling changes.

Financial Trajectory

Revenue Estimates

  • U.S. OTC cough and cold market estimates $3.5 billion annually (IQVIA, 2022).
  • Dimetane-DX holds an estimated 2% share, translating into approximately $70 million in annual sales domestically.
  • International markets, especially Canada and select European countries, contribute an additional estimated $10-$20 million.

Revenue Drivers

  • Brand Loyalty: Established presence in OTC pharmaceuticals, with moderate consumer recognition.
  • Formulation Updates: Potential growth through reformulated, abuse-deterrent, or combination variants.
  • Demographic shifts: Aging population increases demand for multi-symptom cold remedies.

Risks and Challenges

  • Regulatory restrictions on dextromethorphan sales.
  • Competition with newer formulations offering prolonged or targeted relief.
  • Consumer preference shifting toward natural or herbal remedies.
  • Market penetration barriers in countries with high prescription-only policies for cough and cold medicines.

Financial Projections

Year Estimated Revenue CAGR (2022-2027) Comments
2023 $75 million - Stabilized with slight growth due to market saturation
2024 $78 million 2.7% Slight uptick with product line extensions
2025 $82 million 3.0% Price increases and increased consumer awareness
2026 $86 million 3.0% Potential market expansion in select international markets
2027 $90 million 3.0% Continued growth driven by demographic trends

Key Market Factors

  • Pricing: Price adjustments are limited by OTC market pressures; premium pricing faces consumer resistance.
  • Manufacturing: Supply chain stability for active ingredients impacts margins.
  • Distribution: Broad OTC channel presence and pharmacy partnerships sustain accessibility.
  • Innovation: Reformulation aligned with regulatory standards may open new market segments.

Strategic Considerations

  • Focus on reformulations targeting abuse deterrence.
  • Expansion into emerging markets with high demand for OTC cold remedies.
  • Partnerships with retail chains for exclusive formulations or promotional campaigns.
  • Investment in consumer education about formulation safety and proper use.

Key Takeaways

  • Dimetane-DX operates in a stable, mature OTC market with moderate growth prospects.
  • Market share is constrained by competitive OTC products and regulatory pressures on dextromethorphan.
  • Revenue growth hinges on reformulation, consumer preferences, and international expansion.
  • Regulatory environments and consumer trends toward natural remedies pose both risks and opportunities.
  • Long-term success requires balancing regulatory compliance with innovation and market access strategies.

FAQs

  1. What are the primary active ingredients in Dimetane-DX?
    Brompheniramine, dextromethorphan, and phenylephrine.

  2. How does regulatory policy impact Dimetane-DX sales?
    Regulations on dextromethorphan influence sales volume, formulation options, and marketing strategies.

  3. What competitors pose the greatest threat to Dimetane-DX?
    OTC brands like Mucinex DM and Delsym, alongside prescription products with similar efficacy.

  4. What growth opportunities exist for Dimetane-DX?
    Reformulation to enhance abuse deterrence, expansion into emerging international markets, and leveraging pharmacy partnerships.

  5. What are the main risks facing Dimetane-DX’s market share?
    Regulatory restrictions, shifts toward natural remedies, and intensified competition within OTC cold medicines.


References

[1] IQVIA. (2022). The Impact of Market Trends on OTC Cold & Cough Medications.
[2] U.S. Food and Drug Administration. (2021). Regulatory Guidance on Cough and Cold Medications.
[3] European Medicines Agency. (2022). Regulatory Status of OTC Medications in Europe.

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