TheraRadar
Data updated: Jun 28, 2026

SEROMYCIN (cycloserine) · SANALUZ

Trial Activity: Declining 1 active trials
Infectious Disease Approved 1964-06-29

Cycloserine is indicated in the treatment of active pulmonary and extrapulmonary tuberculosis (including renal disease) when the causative organisms are susceptible to this drug and when treatment with the primary medications (streptomycin, isoniazid, rifampin, and ethambutol) has proved inadequate. Like all antituberculosis drugs, cycloserine should be administered in conjunction with other effective chemotherapy and not as the sole therapeutic agent.

Source: FDA Label

Development Insights

University of Calgary conducting 3 trials (43%)
7 indications explored (Moderate)
motor activity (2 trials)
pulmonary tuberculosis (1 trials)
rifampicin-resistant tuberculosis (1 trials)
1
Indication
--
Phase 3 Trials
62
Years on Market

Details

Status
Prescription
First Approved
1964-06-29
Routes
ORAL
Dosage Forms
CAPSULE

Companies

Active Ingredient: CYCLOSERINE

SEROMYCIN Approval History

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Original
New Indication
New Form
Label Update
17 FDA actions from 1964 to 2023
Mar 2023 SUPPL
Mfg · Manufacturing (CMC)
Nov 2018 SUPPL
Label · Labeling
Sep 2002 SUPPL
Mfg · Manufacturing (CMC)

What SEROMYCIN Treats

2 indications

SEROMYCIN is approved for 2 conditions since its original approval in 1964. These indications span multiple therapeutic areas including oncology, immunology, and more.

Source: FDA Label

SEROMYCIN Competitive Set

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Filters applied: drops same-active-ingredient (505(b)(2) reformulations), route-mismatch (topical vs systemic), and cross-therapeutic-area matches in same-indication rings.

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Clinical Trial Registry

7 trials
Trial Sponsor ID Phase Status Title
NCT06081361 INSPIRE-CODA BJCH-202301 Ph 3 active not recruiting Innovating Shorter, All- Oral, Precised, Individualized Treatment Regimen for Rifampicin Resistant Tuberculosis:Contezolid, Delamanid and Bedaquiline Cohort
NCT05081986 REB21-0863 Ph 2 completed Repeated iTBS Cycloserine Motor Plasticity
NCT03511599 REB18-0604 Ph 1 completed Cycloserine rTMS Plasticity Augmentation in Depression
NCT02735694 B2013:044 MA-7954, 9427-U0304-36C Ph 1 terminated Cycloserine in the Treatment of Sleep Apnea
NCT03432689 REB17-2314 Ph 1 completed Cycloserine rTMS Plasticity Augmentation
NCT02933684 ULTR000454 Ph 2 withdrawn D-Cycloserine and Virtual Reality Exposure Therapy
NCT01062932 H-23305 R21DA023588, DPMC Ph 1 completed Investigation of Cycloserine as a Smoking Cessation Treatment
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Active Pipeline

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Ongoing clinical trials by development phase

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Key Completed Trials

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Completed studies with published results, ranked by significance

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Trial Timeline

Full development history with FDA approval milestones

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Understanding FDA Approval Types
Count Type What it means
- ORIG Original approval - drug first enters market
- SUPPL - Efficacy New indication (new disease/condition approved)
- SUPPL - Labeling Label text changes (warnings, dosing updates)
- SUPPL - Manufacturing Production changes (new facility)
- SUPPL - Chemistry Formulation changes (new dosage strength)

Green lines in the timeline show ORIG and Efficacy approvals - the clinically meaningful milestones.

SEROMYCIN FDA Label Details

Indications & Usage

Cycloserine is indicated in the treatment of active pulmonary and extrapulmonary tuberculosis (including renal disease) when the causative organisms are susceptible to this drug and when treatment with the primary medications (streptomycin, isoniazid, rifampin, and ethambutol) has proved inadequate. Like all antituberculosis drugs, cycloserine should be administered in conjunction with other effective chemotherapy and not as the sole therapeutic agent. Cycloserine may be effective in the treatment of acute urinary tract infections caused by susceptible strains of gram-positive and gram- negati...

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Data Sources

Data sourced from official FDA and NIH databases. Click links to verify on original sources.

How We Calculate These Metrics

Trial Activity Stage

Measures the current development activity pattern based on trial phases, status, and trends. Important: This measures R&D activity, not commercial lifecycle.

Trial statuses: "Active" means recruiting or ongoing. "Completed" means reached planned endpoint. "Terminated" means stopped early—often due to safety, efficacy, or business reasons.

  • Growth: High proportion of early-phase trials (Phase 1/2), active development
  • Expansion: Significant Phase 3 activity, approaching or pursuing approvals
  • Mature: Substantial Phase 4 post-marketing studies
  • Stable: Mixed phase distribution, steady development
  • Declining: Low active trial ratio, reduced R&D investment