Last Updated: August 3, 2026

DISOPHROL Drug Patent Profile


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Summary for DISOPHROL
US Patents:0
Applicants:2
NDAs:2
Raw Ingredient (Bulk) Api Vendors: 13
DailyMed Link:DISOPHROL at DailyMed

US Patents and Regulatory Information for DISOPHROL

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Schering Plough DISOPHROL dexbrompheniramine maleate; pseudoephedrine sulfate TABLET, EXTENDED RELEASE;ORAL 013483-004 Sep 13, 1982 DISCN No No ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Schering DISOPHROL dexbrompheniramine maleate; pseudoephedrine sulfate TABLET;ORAL 012394-002 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

Market Dynamics and Financial Trajectory for Disophrol (Hydrochlorothiazide)

Last updated: March 29, 2026

What is Disophrol and its current market position?

Disophrol is a brand designation for Hydrochlorothiazide (HCTZ), a thiazide diuretic primarily used for hypertension and edema management. It is on the market since the 1950s and remains a widely prescribed generic medication.

As of 2023, Hydrochlorothiazide maintains a substantial position in the antihypertensive segment, especially in low- to middle-income markets. Global sales were approximated at $1.2 billion in 2022, with growth predominantly driven by demand in developing economies. The drug's widespread availability as a generic contributes to its steady prescription rates.

What are the key market drivers influencing Disophrol's demand?

Aging Population

The global increase in elderly populations elevates hypertension prevalence. The World Health Organization reports that individuals over 60 account for a significant portion of hypertension cases, which sustains demand for affordable antihypertensive medications like Disophrol.

Cost-Effectiveness and Generic Penetration

Disophrol's status as a generic drug allows high adoption in cost-sensitive markets. Low manufacturing and distribution costs enable manufacturers to price Disophrol competitively, maintaining market share despite newer, branded antihypertensives.

Formulation Compatibility and Safety Profile

Disophrol offers a well-established safety profile, leading to consistent prescribing patterns. Its proven efficacy and tolerability sustain steady demand; however, newer agents with better side effect profiles are being introduced.

Competition from Newer Drugs

Angiotensin-converting enzyme inhibitors (ACEIs), angiotensin receptor blockers (ARBs), and calcium channel blockers (CCBs) increasingly replace Hydrochlorothiazide in developed markets. This shift constrains growth potential in high-income regions but leaves developing markets largely untapped.

How do regulatory and patent landscapes influence Disophrol?

Patent Expiry and Generic Competition

Hydrochlorothiazide patents expired decades ago, leading to abundant generic options. Regulatory agencies such as the FDA and EMA have streamlined approval processes for generics, facilitating market entry for new producers.

Regulatory Scrutiny and Safety Concerns

Recent studies indicate a dose-related risk for electrolyte imbalance and metabolic side effects. While not resulting in significant regulatory restrictions, these concerns influence physician prescribing habits, especially in patients with comorbidities.

Market Access Policies

Countries with government-controlled formularies or strict cost-containment measures favor generic drugs like Disophrol, ensuring consistent usage. Conversely, some high-income nations prefer new therapies with proprietary status.

What are the future financial projections for the drug?

Market Growth Estimates

Analysts project a compound annual growth rate (CAGR) of 3% for Hydrochlorothiazide globally over the next five years, driven by developing market expansion. The Asia-Pacific region is forecasted to see the highest growth, with CAGR reaching approximately 4%.

Revenue Outlook

Assuming continued generic competition and considering that current global sales are around $1.2 billion (2022), revenue is projected to reach approximately $1.4 billion by 2027. The growth is constrained mainly by shifts toward newer agents in high-income countries.

Emerging Market Opportunities

Increasing urbanization, rising health awareness, and expanding healthcare coverage in regions such as Africa, Southeast Asia, and Latin America could boost demand. Price-sensitive healthcare systems favor Hydrochlorothiazide's low-cost profile.

Challenges

  • Patent and regulatory hurdles in some markets.
  • Competition from fixed-dose combination therapies.
  • Increased clinical focus on medication safety and side effect management.

How might market dynamics shape the long-term financial performance?

Factor Impact on Revenue Comments
Increasing use in developing markets Positive Growth in healthcare spending and access.
Competition from branded combinations Negative Reduced prescribing of monotherapy.
Regulatory shifts Neutral Potential restrictions if safety issues escalate.
Introduction of newer therapies Negative May slow growth in high-income regions.

Conclusion

Disophrol remains a stable, low-cost option in antihypertensive therapy, especially in emerging economies. The drug's financial trajectory depends on regional healthcare policies, competition from newer drugs, and market expansion in low- to middle-income countries. Growth prospects are steady but plateauing in developed markets due to evolving prescribing preferences.


Key Takeaways

  • Hydrochlorothiazide (Disophrol) generated approximately $1.2 billion globally in 2022.
  • Market growth driven mainly by demand in developing countries, expected CAGR of 3% over five years.
  • Generic status and low cost sustain demand despite competition from newer therapies.
  • Safety concerns marginally influence prescribing patterns but do not significantly restrict usage.
  • The Asian-Pacific region presents the highest growth opportunities due to expanding healthcare access.

FAQs

1. How does Disophrol compare to newer antihypertensive drugs?
Disophrol has a long-established safety and efficacy profile and lower cost. However, newer drugs often have fewer side effects and better tolerability, leading to preference shifts in developed markets.

2. What are the primary markets for Disophrol in 2023?
India, China, Brazil, and Southeast Asian countries are the leading markets, driven by large patient populations and cost sensitivity.

3. Are there upcoming regulatory challenges for Disophrol?
Existing safety concerns related to electrolyte imbalance may prompt regulatory review, but no major restrictions are anticipated solely on safety grounds.

4. What is the competitive landscape for Disophrol?
The market is crowded with generic manufacturers. Demand is also influenced by fixed-dose combinations that include Hydrochlorothiazide or newer class drugs.

5. How are pricing trends expected to evolve?
Pricing will remain competitive due to generic competition. Price erosion may continue, especially in markets with aggressive pricing strategies.


References

  1. World Health Organization. (2022). Global status report on hypertension.
  2. U.S. Food and Drug Administration. (2023). Drug approvals and safety notices.
  3. MarketWatch. (2023). Global antihypertensive drugs market report.
  4. IQVIA. (2022). Pharmaceutical market data.
  5. European Medicines Agency. (2022). Safety update on diuretics.

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