Wednesday, July 8, 2026

Drug profile · INN

cilostazol

cilostazol (CILOSTAZOL) is a phosphodiesterase 3a inhibitor. Associated with Teva Pharma GmbH. Route of administration: oral. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 2
Pipeline programs 7
News articles 0
Drug details — cilostazol
US status
approved
Class
Route
ORAL
Patents
2
Programs
7
Data quality
0.89

Quick answer

cilostazol (CILOSTAZOL) is a phosphodiesterase 3a inhibitor. Associated with Teva Pharma GmbH. Route of administration: oral. Current US regulatory status: approved.

Key facts

INN cilostazol
Brand CILOSTAZOL
Mechanism Phosphodiesterase 3A inhibitor
Target cGMP-inhibited 3',5'-cyclic phosphodiesterase 3A
Route ORAL
Formulation TABLET

Mechanism of action

Phosphodiesterase 3A inhibitor

Primary target: cGMP-inhibited 3',5'-cyclic phosphodiesterase 3A

Approval history

Authority Status Date
FDA approved

Pipeline programs

  1. D24-P009 Phase 3 · PARItec · Aneurysmal Subarachnoid Hemorrhage
  2. cilostazol Phase 3 · Hospital Authority · Coronary Artery Stenosis
  3. Cilostazol 100 mg tablets Phase 1 · Teva Pharma · Healthy
  4. Cilostazol 50 mg Tablets Phase 1 · Teva Pharma · Healthy
  5. Cilostazol Approved · Otsuka Beijing Research · Polyneuropathy
  6. Cilostazol Approved · Otsuka Beijing Research · Cerebral Infarction
  7. Cilostazol Approved · First People's Hospital · Cerebral Small Vessel Disease

Related & competitor drugs

  1. dyphylline Phosphodiesterase 4 inhibitor
  2. inamrinone lactate Phosphodiesterase 3A inhibitor
  3. milrinone lactate Phosphodiesterase 3A inhibitor
  1. US 9180198

    Slow-release cilostazol tablet having an improved elution rate and minimal side effects

    Expires Mon Nov 05 2035 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted
  2. US 8426597

    Nitrate derivatives of cilostazol for the treatment of vascular and metabolic diseases

    Expires Mon Apr 18 2033 00:00:00 GMT+0000 (Coordinated Universal Time)

    granted

Frequently asked questions

What is cilostazol?

cilostazol (CILOSTAZOL) is a phosphodiesterase 3a inhibitor. Associated with Teva Pharma GmbH. Route of administration: oral. Current US regulatory status: approved.

What is the brand name for cilostazol?

CILOSTAZOL is a marketed brand name for cilostazol. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of cilostazol?

cilostazol 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.