Last Updated: August 15, 2026

THAM Drug Patent Profile


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Which patents cover Tham, and when can generic versions of Tham launch?

Tham is a drug marketed by Hospira and is included in one NDA.

The generic ingredient in THAM is potassium chloride; sodium chloride; tromethamine. There are two hundred and forty drug master file entries for this compound. One supplier is listed for this compound. Additional details are available on the potassium chloride; sodium chloride; tromethamine profile page.

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Questions you can ask:
  • What is the 5 year forecast for THAM?
  • What are the global sales for THAM?
  • What is Average Wholesale Price for THAM?
Summary for THAM
US Patents:0
Applicants:1
NDAs:1
Finished Product Suppliers / Packagers: 1
Raw Ingredient (Bulk) Api Vendors: 300
Patent Applications: 3,808
What excipients (inactive ingredients) are in THAM?THAM excipients list
DailyMed Link:THAM at DailyMed

US Patents and Regulatory Information for THAM

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Exclusivity Expiration
Hospira THAM tromethamine SOLUTION;INJECTION 013025-002 Approved Prior to Jan 1, 1982 AP RX Yes Yes ⤷  Start Trial ⤷  Start Trial ⤷  Start Trial
Hospira THAM-E potassium chloride; sodium chloride; tromethamine INJECTABLE;INJECTION 013025-001 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 9, 2026

THAM (Tham) Drug Market Dynamics and Financial Trajectory: Pricing, Uptake, Competition, and Exclusivity Risks

THAM’s market trajectory is governed by a narrow clinical role, a limited set of manufacturable presentations, and ongoing competitive pricing pressure from generic and contract-manufactured equivalents where patent protection is thin or expired. The financial profile is dominated by (1) volume sensitivity to hospital formularies and supply reliability, (2) working-capital swings driven by bulk purchasing and seasonal demand, and (3) margin compression tied to reimbursement discipline and tender-based procurement.

Market outlook in one line: THAM’s revenue path typically tracks substitution and tender economics more than premium brand value, with most financial lift constrained by exclusivity windows and manufacturing scale.


What is THAM’s market structure and who buys it most?

Answer: THAM is bought primarily through hospital procurement channels, with purchasing decisions driven by clinical protocols, inventory management, and tender pricing rather than retail dispensing.

Primary customer segments

  • Acute-care hospitals and emergency departments
  • Oncology centers and perioperative services (where THAM is used under protocol)
  • Specialty hospitals with tight IV pharmacy controls
  • Regional group purchasing organizations (GPOs) and hospital networks

Procurement mechanics that shape revenue

  • Tender-based purchasing: recurring price resets every contract cycle
  • Formulary gating: inclusion or restriction determines annual volume more than advertising
  • Supply qualification: vendor onboarding reduces switching volatility
  • Inventory turnover: revenue timing follows order lead times and stock replenishment

How do pricing dynamics and reimbursement drive THAM revenues?

Answer: THAM revenue and margins are most sensitive to net price and procurement rebates rather than list price.

Net price vs. list price

  • Hospitals negotiate via tenders and bundled purchasing.
  • Net price can compress quickly when multiple manufacturers qualify.

Margin pressure vectors

  • Generic competition: increased supply lowers unit economics.
  • Freight and storage costs: IV products shift cost structure to logistics and cold-chain needs when applicable.
  • Contract manufacturing leverage: increases price transparency and commoditizes supply.

Typical financial sensitivity pattern

  • Short-run revenue is volume-led.
  • Medium-run gross margin is price-led.
  • Long-run volume is formulary-led.

When does THAM face exclusivity and patent expiration constraints?

Answer: THAM’s financial trajectory depends on the presence and maturity of (a) composition and method-of-use patents, and (b) any data exclusivity or regulatory exclusivity tied to specific NDA/BLA approvals or listed drug entries.

What determines the exclusivity wall

  • Whether THAM is marketed as a stand-alone FDA-approved product (NDA) or as an ANDA-listed generic
  • Whether listed patents cover:
    • the active ingredient broadly (hard to carve around)
    • specific salt, concentration, container, or use
    • a method of use that supports label exclusivity and prescribing behavior
  • Whether additional exclusivity exists via:
    • pediatric exclusivity extensions
    • orphan drug exclusivity (if applicable)
    • new clinical data supporting a supplement

Featured snippet rule

  • If composition-of-matter patents are expired, market dynamics shift to tender economics and supply reliability.

What patents protect THAM, and how strong is the patent estate?

Answer: Patent estate strength is assessed by how many Orange Book-listed drug-product and method-of-use listings exist per active/manufacturer, and whether they are enforceable against generic designs.

Key patent families to look for in THAM estates

  • Composition of matter (active ingredient and salt forms)
  • Formulation patents (concentration range, stabilizers, buffers, pH windows)
  • Container and delivery system patents (packaging, delivery format)
  • Method-of-use patents (indications, dosing regimens, protocols)

Strength indicators (business relevance)

  • High count of remaining, unexpired Orange Book patents per listed drug
  • Overlap between listed patents and label that clinicians actually follow
  • Litigation history suggesting enforceability and settlement leverage

What is the Orange Book status of THAM products?

Answer: THAM’s Orange Book status determines whether generic manufacturers face patent blocking (triggering Paragraph IV) or can launch with design-arounds.

How Orange Book status shapes market timing

  • Multiple unexpired listed patents delay ANDA approvals or settlement entry dates.
  • Fewer or weak listings increase the probability of early generic competition.

What to expect commercially

  • If the reference product has limited active listings, generics price faster.
  • If method-of-use listings remain, generic launch may occur but with label carve-outs, reducing real-world share capture.

How many ANDAs and generics are competing for THAM?

Answer: The competitive intensity typically correlates with the number of qualified ANDA entrants and supply redundancy that contract purchasers can substitute quickly.

Commercial impact of entrant count

  • More qualified entrants tends to reduce tender-winning bid prices.
  • Entry speed can be driven by:
    • patent certainty (or certainty of non-infringement)
    • manufacturing readiness and scale
    • ability to secure tender status before price resets

What Paragraph IV and patent litigation risks exist for THAM?

Answer: Litigation affects market timing more than it affects long-term demand, unless it successfully preserves meaningful label exclusivity.

Settlement-driven market shifts

  • Early settlements can create “automatic” entry windows via agreed design-arounds or launch dates.
  • If THAM has multiple listed patents, settlements may bundle licenses and staged launches.

Financing and valuation effect

  • Litigation outcomes translate to forward revenue risk and margin risk.
  • Investors price probability-weighted exclusivity loss into near-to-mid horizon forecasts.

How do formulation patents affect THAM generics and biosimilar risk?

Answer: Formulation patents block direct substitution only if they are enforceable and map to commercially relevant characteristics (concentration, stabilizers, pH, shelf-life).

Formulation points that create real-world “non-interchangeability”

  • Stability and expiration dating that affects purchasing and inventory policy
  • Container configurations that affect IV workflow
  • Compatibility constraints that affect clinician preference and pharmacy acceptance

Biosimilar risk

  • THAM is a small-molecule product (based on the market framing of THAM as a pharmaceutical drug used in clinical protocols), so biosimilar frameworks generally do not apply; competition is via ANDAs and generics rather than biologic follow-ons.

How does THAM compare with alternative therapies in cost and access?

Answer: THAM’s uptake depends on whether alternative bicarbonate or buffer strategies are cheaper and whether clinical pathways mandate THAM.

Cost competition

  • If alternatives are priced lower and clinically accepted, THAM volume shrinks after formulary revisions.
  • If THAM is embedded into protocols, substitution delays until tender cycles or guideline changes.

Access competition

  • Supply continuity matters in IV buffer products.
  • Shortages in competitors can temporarily protect THAM share.

What financial trajectory should be expected for THAM over the next 3–7 years?

Answer: Base-case revenue generally follows a downward or flat unit-price path with modest volume resilience, unless exclusivity protection preserves higher net pricing for a defined window.

Trajectory drivers

  1. Net price compression
    • tender-driven bid reductions after generics qualify
  2. Volume elasticity
    • volume declines when formularies shift away or label carve-outs reduce clinician confidence
  3. Portfolio effects
    • if THAM is bundled with other sterile products in contracting, share loss can be delayed
  4. Manufacturing reliability
    • supply interruptions increase temporary price power but can also trigger switching

Revenue model structure (what moves the P&L)

  • Revenue = (tendered unit volume) × (net price)
  • Gross margin = net price minus sterile manufacturing and regulatory compliance cost
  • SG&A impact is typically low because hospital sales cycles are contract-based

Which company economics and manufacturing barriers matter most for THAM?

Answer: The economics favor manufacturers with validated sterile manufacturing capacity, short lead times, and strong tender qualification.

Manufacturing/IP barriers that protect share

  • Process validation timelines and batch-release capability
  • Sterility assurance and aseptic facility compliance
  • Packaging qualification and shelf-life demonstrated at scale
  • Regulatory consistency across lots that avoids pharmacy rejection

Tender qualification barriers

  • Pre-qualification timelines
  • Documentation completeness for IV pharmacy audits
  • Competitive pricing readiness for bid cycles

How does THAM’s market respond to supply shocks and procurement timing?

Answer: Supply constraints can temporarily lift pricing and preserve volume, but procurement systems typically “lock in” alternative suppliers quickly after repeated failures.

Short-term effect

  • Increased allocation and higher net price during shortage periods

Medium-term effect

  • Switching to qualified substitutes can persist even after shortages end, because tender contracts often reset terms after delivery failures.

Key Takeaways

  • THAM’s financial trajectory is primarily driven by hospital tender economics, net price compression, and formulary behavior rather than premium brand demand.
  • Exclusivity and Orange Book status determine whether price protection persists; once key listed patents expire or are cleared, competition typically accelerates rapidly.
  • Litigation and Paragraph IV challenges matter mainly for launch timing and label carve-outs, which influence real-world share capture.
  • The strongest commercial moat is operational: aseptic manufacturing readiness, supply reliability, and tender qualification speed.

FAQs

  1. What factors determine THAM’s net price in hospital tenders?
  2. How do design-around strategies affect generic entry timing for THAM?
  3. What is the typical impact of label carve-outs on THAM prescription and volume?
  4. How quickly do hospital formularies switch away from THAM after generic entry?
  5. What manufacturing and regulatory steps most delay THAM ANDA launches?

References

  1. United States Food and Drug Administration. Orange Book: Approved Drug Products with Therapeutic Equivalence Evaluations. FDA.
  2. FDA. Guidance for Industry: Paragraph IV Certification and Section viii and Section ix. FDA.
  3. FDA. 2024 Orange Book (database documentation and listings policy). FDA.

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