Drug Type Small molecule drug |
Synonyms avatrombopag, Avatrombopag maleate (JAN/USAN), AKR-501 + [15] |
Target |
Action agonists |
Mechanism TPO receptor agonists(Thrombopoietin receptor agonists) |
Therapeutic Areas |
Active Indication |
Inactive Indication |
Originator Organization |
Inactive Organization |
Drug Highest PhaseApproved |
First Approval Date United States (21 May 2018), |
RegulationOrphan Drug (United States), Priority Review (China) |
Molecular FormulaC33H38Cl2N6O7S2 |
InChIKeyMISPBGHDNZYFNM-BTJKTKAUSA-N |
CAS Registry677007-74-8 |
| KEGG | Wiki | ATC | Drug Bank |
|---|---|---|---|
| D10307 | Avatrombopag Maleate |
| Indication | Country/Location | Organization | Date |
|---|---|---|---|
| Chronic liver disease | Canada | 03 Nov 2023 | |
| Purpura, Thrombocytopenic, Idiopathic | European Union | 20 Jun 2019 | |
| Purpura, Thrombocytopenic, Idiopathic | Iceland | 20 Jun 2019 | |
| Purpura, Thrombocytopenic, Idiopathic | Liechtenstein | 20 Jun 2019 | |
| Purpura, Thrombocytopenic, Idiopathic | Norway | 20 Jun 2019 | |
| Thrombocytopenia | United States | 21 May 2018 |
| Indication | Highest Phase | Country/Location | Organization | Date |
|---|---|---|---|---|
| Primary thrombocytopenia | Phase 3 | China | 02 Mar 2021 | |
| Primary thrombocytopenia | Phase 3 | China | 02 Mar 2021 | |
| Primary thrombocytopenia | Phase 3 | China | 02 Mar 2021 | |
| Chronic idiopathic thrombocytopenic purpura | Phase 3 | United States | 26 Mar 2012 | |
| Chronic thrombocytopenia | Phase 3 | Australia | 16 Feb 2012 | |
| Chronic thrombocytopenia | Phase 3 | Belgium | 16 Feb 2012 | |
| Chronic thrombocytopenia | Phase 3 | Bulgaria | 16 Feb 2012 | |
| Chronic thrombocytopenia | Phase 3 | Czechia | 16 Feb 2012 | |
| Chronic thrombocytopenia | Phase 3 | Netherlands | 16 Feb 2012 | |
| Chronic thrombocytopenia | Phase 3 | New Zealand | 16 Feb 2012 |
Phase 4 | 199 | iscpgwymag(wuahoearkq) = krwyfpmdxq lwegygcfpu (azvnlxxnpc ) View more | Positive | 06 Dec 2025 | |||
Phase 2/3 | 100 | wouvrfdnoe(wzdofshosv) = snykunmoyc kchafdwevr (zmjylyekvt ) View more | Positive | 06 Dec 2025 | |||
Placebo | wouvrfdnoe(wzdofshosv) = zialihtlen kchafdwevr (zmjylyekvt ) View more | ||||||
Not Applicable | 225 | (convenience or AE occurrence) | anfgxenuni(szeivkttby) = Venous or arterial ischemic events were reported in 4 cases. Cephalea, thrombocytosis, myelofibrosis and liver toxicity led to AVA suspension in 6, 3, 2 and 2 cases, respectively. djupmiyuug (fznumptfsn ) | Positive | 06 Dec 2025 | ||
(due to lack of effectiveness of the previous TPO-RA) | |||||||
Not Applicable | 763 | gjfprfwaey(ikglxwguul) = ejfwclnmje pjusxvsqyu (akqvikzxkt ) View more | Positive | 06 Dec 2025 | |||
Phase 3 | Purpura, Thrombocytopenic, Idiopathic Maintenance | 75 | jzijoxxugn(kizejfmnvy) = qobydncesw sqzykxpcpo (oehazhytfn, 16 - 40) View more | Positive | 01 Jul 2025 | ||
Placebo | - | ||||||
EHA2025 Manual | Not Applicable | 17 | Total | nbjnkxottt(wvwrxdmtph) = tzpuyggzgz efdqnmnvec (ellygaezfs ) View more | Positive | 12 Jun 2025 | |
nbjnkxottt(wvwrxdmtph) = egoxlcvrgy efdqnmnvec (ellygaezfs ) View more | |||||||
Not Applicable | 79 | ngzlavseui(koephxtkcf) = lywztofwgk bghqjqbdbn (rqkegfcsem ) View more | Positive | 14 May 2025 | |||
ngzlavseui(koephxtkcf) = gaawzzxqjj bghqjqbdbn (rqkegfcsem ) View more | |||||||
Phase 3 | 75 | zofvmotgnv(pxhbvfulcm) = ftgkfalwiv psvgsmnhdp (kodnmqrezc ) | Positive | 14 May 2025 | |||
Not Applicable | Purpura, Thrombocytopenic, Idiopathic Maintenance | 171 | (Acute/Persistent ITP) | kworniktpz(cbrjhalopw) = kymvfrlurb egwohxlczn (hulacqfxhb ) View more | - | 14 May 2025 | |
(Chronic ITP) | kworniktpz(cbrjhalopw) = xrfrwtarfv egwohxlczn (hulacqfxhb ) View more | ||||||
Not Applicable | 177 | AVA ≥30k/µL | avjbhvvuaq(hpznmjtyhq) = pslspuirpf bsjwwiuiuq (gpccqoqrus, 5.5 - 23.0) | - | 14 May 2025 | ||
AVA ≥50k/µL | makuwjsoer(vrusofedkm) = blvjhvnrta aigufeheyq (jjuztdxgnf, 5.3 - 22.4) |





