Wednesday, July 8, 2026

Drug profile · INN

clarithromycin

clarithromycin (CLARITHRO 250) is a bacterial 70s ribosome inhibitor. Associated with Alphapharm Pty Ltd. Route of administration: oral. Current US regulatory status: approved.

FDA: approved TGA: approved NMPA: clinical trials
US status approved
Patents linked 20
Pipeline programs 16
News articles 0
Drug details — clarithromycin
US status
approved
Class
Route
ORAL
Patents
20
Programs
16
Data quality
0.89

Quick answer

clarithromycin (CLARITHRO 250) is a bacterial 70s ribosome inhibitor. Associated with Alphapharm Pty Ltd. Route of administration: oral. Current US regulatory status: approved.

Key facts

INN clarithromycin
Brand CLARITHRO 250
Mechanism Bacterial 70S ribosome inhibitor
Target Bacterial 70S ribosome
Route ORAL
Formulation FOR SUSPENSION

Mechanism of action

Bacterial 70S ribosome inhibitor

Primary target: Bacterial 70S ribosome

Approval history

Authority Status Date
FDA approved
TGA approved
NMPA clinical trials

Pipeline programs

  1. APHP220670 Phase 3 · PARItec · Pregnant women with singleton pregnancies hospitalized for t
  2. NCT02735707 Phase 3 · Disc Medicine · Respiratory tract infection
  3. RHB-104-04 Phase 3 · RedHill Biopharma · Crohn Disease
  4. Clarithromycin Phase 2 · Takeda · Myeloma
  5. T2214 Phase 2 · Chinese Academy of · Gastric Diffuse Large B-cell Lymphoma
  6. clarithromycin Phase 2 · BRIGHT MINDS BIOSCIENCES · Relapse/Refractory Multiple Myeloma
  7. BIA-28-6156-113 Phase 1 · BIAL - Portela · Healthy volunteers
  8. C4921008 Phase 1 · First Biotech (Australia) · Heart Failure

Related & competitor drugs

  1. azithromycin Bacterial 70S ribosome inhibitor
  2. chloramphenicol Bacterial 70S ribosome inhibitor
  3. clindamycin hydrochloride Bacterial 70S ribosome inhibitor
  4. clindamycin palmitate hydrochloride Bacterial 70S ribosome inhibitor
  5. clindamycin phosphate Bacterial 70S ribosome inhibitor
  6. demeclocycline hydrochloride Bacterial 70S ribosome inhibitor
  1. WO 2026015039

    THÉRAPIE GÉNIQUE POUR LE TRAITEMENT DE L'ENCÉPHALOPATHIE ÉPILEPTIQUE ASSOCIÉE À LA SYNGAP1

    Expires Wed Jan 10 2046 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  2. WO 2025211975

    AGONISTES DU RÉCEPTEUR DE L'OREXINE

    Expires Wed Oct 04 2045 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  3. US 12115150

    Biomarkers of coronavirus pneumonia

    Expires Mon Oct 10 2044 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  4. US 11090326

    Fixed-dose pharmaceutical composition comprising rifabutin, clarithromycin, and clofazimine

    Expires Mon Aug 12 2041 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  5. US 11090325

    Compositions for treating ebola virus infection

    Expires Mon Aug 12 2041 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  6. US 10898439

    Methods for treating helicobacter pylori infection

    Expires Mon Jan 21 2041 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  7. US 10668050

    Compositions, methods and kits for treating diarrhea-predominant irritable bowel syndrome

    Expires Mon May 28 2040 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  8. US 10143702

    Fixed-dose pharmaceutical composition comprising rifabutin, clarithromycin, and clofazimine

    Expires Mon Nov 29 2038 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  9. US 9901638

    Composition and method for treating an autoimmune disease

    Expires Mon Feb 22 2038 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  10. US 9314477

    Compositions comprising rifabutin, clarithromycin, and clofazimine and uses thereof

    Expires Mon Apr 14 2036 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  11. US 9198926

    Methods and compositions comprising rifabutin, clarithromycin, and clofazimine

    Expires Mon Nov 26 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  12. US 9186411

    Pharmaceutical composition

    Expires Mon Nov 12 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  13. US 9072763

    Methods and compositions for treating inflammatory bowel disease

    Expires Mon Jul 02 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  14. CA 2919844

    COMPOSES D'UREE ET LEUR UTILISATION COMME INHIBITEURS DE L'ENZYME FAAH

    Expires Wed Jan 31 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  15. CA 2908706

    TRAITEMENTS UTILISANT L'ESLICARBAZEPINE ET L'ACETATE D'ESLICARBAZEPINE

    Expires Wed Oct 04 2034 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  16. US 8343511

    Methods and compositions for treating inflammatory bowel disease

    Expires Mon Dec 27 2032 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  17. US 7977488

    1-heterocyclylsulfonyl, 2-aminomethyl, 5-(hetero-) aryl substituted 1-H-pyrrole derivatives as acid secretion inhibitors

    Expires Mon Jul 07 2031 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  18. US 6987175

    Processes for preparing clarithromycin polymorphs

    Expires Mon Jan 12 2026 00:00:00 GMT+0000 (Coordinated Universal Time)

    expired
  19. US 6812216

    11-C-substituted derivatives of clarithromycin

    Expires Mon Oct 28 2024 00:00:00 GMT+0000 (Coordinated Universal Time)

    expired
  20. US 6624292

    Processes for preparing clarithromycin polymorphs

    Expires Mon Sep 18 2023 00:00:00 GMT+0000 (Coordinated Universal Time)

    expired

Frequently asked questions

What is clarithromycin?

clarithromycin (CLARITHRO 250) is a bacterial 70s ribosome inhibitor. Associated with Alphapharm Pty Ltd. Route of administration: oral. Current US regulatory status: approved.

What is the brand name for clarithromycin?

CLARITHRO 250 is a marketed brand name for clarithromycin. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of clarithromycin?

clarithromycin has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.