Last Updated: June 24, 2026

CLINICAL TRIALS PROFILE FOR DOXYCHEL


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All Clinical Trials for DOXYCHEL

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00358462 ↗ Mycoplasma Genitalium Antibiotic Susceptibility and Treatment (MEGA) Completed National Institute of Allergy and Infectious Diseases (NIAID) Phase 3 2007-01-01 The purpose of this study is to find out which of 2 different antibiotics, doxycycline or azithromycin, works best against germs that may cause nongonococcal urethritis. Study participants will include approximately 1200 men, 16 years of age or older, attending a sexually transmitted diseases clinic in Seattle, Washington with clinical signs of urethral inflammation (>=5PMNs/HPF on a Gram-stained slide prepared from urethral exudates and/or a visible urethral discharge upon examination). Urine specimens will be collected and tested for Mycoplasma genitalium and Ureaplasmas. Each participant will receive a blinded packet of study medication. Participants will answer an enrollment questionnaire and will also receive a log to complete between visits to record information about treatment adherence, side effects, symptoms, and sexual activity. All subjects will be asked to return for evaluation 3 weeks after the initial clinic visit. Subjects who test positive for M. genitalium and/or Ureaplasmas at the initial clinic visit will also be asked to return for a third study visit, 6 weeks following the initial clinic visit. During follow-up visits, participants will answer a follow-up questionnaire and will be re-evaluated for signs of urethritis. Those who were initially positive for M. genitalium and/or Ureaplasmas will be re-tested for these organisms. Study participants with signs and/or symptoms of urethritis or who test positive for M. genitalium or Ureaplasmas at the follow-up study visit will receive another blinded treatment packet containing the alternate medication. Those who require additional treatment at the 6-week visit will be asked to return for a fourth follow-up study visit at 9-10 weeks. Study participants who did not test positive for M. genitalium or Ureaplasmas at the initial clinic visit, but who continue to demonstrate signs and/or symptoms of infection at their single follow-up study visit will treated according to clinic standard of care (after the study clinician unblinds their randomly-assigned treatment regimen).
NCT00358462 ↗ Mycoplasma Genitalium Antibiotic Susceptibility and Treatment (MEGA) Completed University of Washington Phase 3 2007-01-01 The purpose of this study is to find out which of 2 different antibiotics, doxycycline or azithromycin, works best against germs that may cause nongonococcal urethritis. Study participants will include approximately 1200 men, 16 years of age or older, attending a sexually transmitted diseases clinic in Seattle, Washington with clinical signs of urethral inflammation (>=5PMNs/HPF on a Gram-stained slide prepared from urethral exudates and/or a visible urethral discharge upon examination). Urine specimens will be collected and tested for Mycoplasma genitalium and Ureaplasmas. Each participant will receive a blinded packet of study medication. Participants will answer an enrollment questionnaire and will also receive a log to complete between visits to record information about treatment adherence, side effects, symptoms, and sexual activity. All subjects will be asked to return for evaluation 3 weeks after the initial clinic visit. Subjects who test positive for M. genitalium and/or Ureaplasmas at the initial clinic visit will also be asked to return for a third study visit, 6 weeks following the initial clinic visit. During follow-up visits, participants will answer a follow-up questionnaire and will be re-evaluated for signs of urethritis. Those who were initially positive for M. genitalium and/or Ureaplasmas will be re-tested for these organisms. Study participants with signs and/or symptoms of urethritis or who test positive for M. genitalium or Ureaplasmas at the follow-up study visit will receive another blinded treatment packet containing the alternate medication. Those who require additional treatment at the 6-week visit will be asked to return for a fourth follow-up study visit at 9-10 weeks. Study participants who did not test positive for M. genitalium or Ureaplasmas at the initial clinic visit, but who continue to demonstrate signs and/or symptoms of infection at their single follow-up study visit will treated according to clinic standard of care (after the study clinician unblinds their randomly-assigned treatment regimen).
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for DOXYCHEL

Condition Name

Condition Name for DOXYCHEL
Intervention Trials
Urethritis 1
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Condition MeSH

Condition MeSH for DOXYCHEL
Intervention Trials
Urethritis 1
Disease Susceptibility 1
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Clinical Trial Locations for DOXYCHEL

Trials by Country

Trials by Country for DOXYCHEL
Location Trials
United States 1
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Trials by US State

Trials by US State for DOXYCHEL
Location Trials
Washington 1
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Clinical Trial Progress for DOXYCHEL

Clinical Trial Phase

Clinical Trial Phase for DOXYCHEL
Clinical Trial Phase Trials
Phase 3 1
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Clinical Trial Status

Clinical Trial Status for DOXYCHEL
Clinical Trial Phase Trials
Completed 1
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Clinical Trial Sponsors for DOXYCHEL

Sponsor Name

Sponsor Name for DOXYCHEL
Sponsor Trials
University of Washington 1
National Institute of Allergy and Infectious Diseases (NIAID) 1
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Sponsor Type

Sponsor Type for DOXYCHEL
Sponsor Trials
Other 1
NIH 1
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Last updated: June 1, 2026

DOXYCHEL clinical trials update, market analysis, and market projection (doxylamine +? formulation)

No complete, source-verifiable basis is provided to identify DOXYCHEL’s active ingredient(s), dosage form, route, FDA status, sponsor, or clinical program. Without that, a complete clinical trials update, Orange Book/drug-listing mapping, and market projection tied to an identified product cannot be produced accurately.

What is DOXYCHEL and what active ingredient does it contain?

No validated product identity is available from the prompt to anchor:

  • active ingredient(s) and salt form
  • dosage form (tablet/capsule/oral liquid/IV/topical)
  • route of administration
  • strength (mg per unit)
  • developer/manufacturer

What clinical trials have been completed for DOXYCHEL?

No trial identifiers (NCT numbers), indications, endpoints, or completion dates are provided, so a factual trials update (Phase 1 to Phase 3, results posted, or safety/efficacy outcomes) cannot be generated.

What ongoing trials does DOXYCHEL have and what are their readout timelines?

No clinicaltrials.gov (or equivalent registry) entries, trial phases, arms, or scheduled milestones are provided, so timelines for enrollment completion, primary endpoint readouts, and topline/publication schedules cannot be compiled.

What is DOXYCHEL’s FDA regulatory status and what is its expected pathway?

No FDA NDA/BLA/ANDA submission identifiers, review classification, or application dates are provided. A regulatory status update (filed/accepted, PDUFA date, CRL issuance, approval label, or NDA withdrawals) cannot be tied to a specific submission.

What Orange Book status does DOXYCHEL have (and what exclusivity blocks generics)?

No confirmed NDA holder, NDC, or listing in FDA’s Orange Book is provided. A generics/exclusivity and patent-bar analysis cannot be produced without verified NDA linkage.

How large is the DOXYCHEL addressable market by indication and geography?

No indication, patient population, pricing basis, reimbursement setting, or geography is provided. Market sizing and share projections cannot be made without an identified therapeutic use and target segment.

How will DOXYCHEL perform commercially: launch timing, uptake curve, and revenue projection?

No launch date, sponsor guidance, forecast inputs, payer evidence, or competitive set are provided. A credible revenue projection (base/upside/downside with assumptions) cannot be produced.

Who are DOXYCHEL’s competitors and what are the switching barriers?

No indication and no labeled comparators are provided, so competitor mapping, formulary placement risk, and switching friction (clinical differentiation vs. price/perceived equivalence) cannot be assessed.

Key Takeaways

  • A clinical trials update and market projection for “DOXYCHEL” cannot be produced from the provided prompt because DOXYCHEL is not uniquely identified (active ingredient, dosage form, sponsor, indication, FDA status).
  • A business-grade update requires an anchored product identity to avoid mixing multiple unrelated products with similar names.

FAQs

  1. What is the confirmed indication for DOXYCHEL in FDA submissions or trial registries?
  2. What NCT numbers correspond to DOXYCHEL’s Phase 2 and Phase 3 studies?
  3. What is the expected FDA review pathway for DOXYCHEL (standard, priority, accelerated, breakthrough)?
  4. What patents and exclusivity periods protect DOXYCHEL’s reference-listed drug listing?
  5. What is the competitive landscape if DOXYCHEL targets the same therapeutic use as established brand and generic therapies?

References

No sources were cited because DOXYCHEL’s identity could not be validated from the provided prompt.

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