Details of the Drug Combination

General Information of Drug Combination (ID: DCLT6AX)

• Drug Combination Name: Ruxolitinib + Fostamatinib
• Indication: Chronic Graft Versus Host Disease; Status: Phase 1 [1]
• Component Drugs:
  Ruxolitinib (DM7Q98D): Small molecular drug
  Fostamatinib (DM6AUHV): Small molecular drug

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Ruxolitinib

Disease Entry	ICD 11	Status	REF
Essential thrombocythemia	3B63.1Z	Approved	[2]
High-risk myelofibrosis	2A20.2	Approved	[3]
Myelofibrosis	2A22	Approved	[4]
Myeloproliferative neoplasm	2A20	Approved	[5]
Coronavirus Disease 2019 (COVID-19)	1D6Y	Phase 3	[6]
Pancreatic cancer	2C10	Phase 3	[3]
Atopic dermatitis	EA80	Phase 1/2	[7]
Vitiligo	ED63.0	Phase 1/2	[7]

Ruxolitinib Interacts with 5 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Janus kinase 2 (JAK-2)	TTRMX3V	JAK2_HUMAN	Modulator	[10]
Janus kinase 1 (JAK-1)	TT6DM01	JAK1_HUMAN	Modulator	[10]
Urokinase plasminogen activator surface receptor (PLAUR)	TTPRL03	UPAR_HUMAN	Inhibitor	[11]
HUMAN janus kinase 1 (JAK-1)	TTWKB01	JAK1_HUMAN	Inhibitor	[12]
HUMAN janus kinase 2 (JAK-2)	TT0F5HE	JAK2_HUMAN	Inhibitor	[12]

Ruxolitinib Interacts with 1 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Mitogen-activated protein kinase 14 (MAPK14)	OT5TCO3O	MK14_HUMAN	Increases ADR	[13]

Indication(s) of Fostamatinib

Disease Entry	ICD 11	Status	REF
Immune thrombocytopenic purpura	3B64.13	Approved	[8]
Rheumatoid arthritis	FA20	Phase 3	[9]

Fostamatinib Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Tyrosine-protein kinase SYK (SYK)	TTOU65C	KSYK_HUMAN	Modulator	[14]

Fostamatinib Interacts with 1 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
ATP-binding cassette sub-family B member 5 (ABCB5)	DTKVEXO	ABCB5_HUMAN	Substrate	[15]

Fostamatinib Interacts with 1 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[16]

Test Results of This Drug Combination in Other Disease Systems

Indication	DrugCom ID	Cell Line	Status	REF
Myelofibrosis	DCRSIRU	N. A.	Phase 2	[17]

References

• [1] ClinicalTrials.gov (NCT06233110) Ruxolitinib Plus Fostamatinib for Steroid Refractory cGvHD
• [2] Clinical pipeline report, company report or official report of the Pharmaceutical Research and Manufacturers of America (PhRMA)
• [3] URL: http://www.guidetopharmacology.org Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Ligand id: 5688).
• [4] Drugs@FDA. U.S. Food and Drug Administration. U.S. Department of Health & Human Services. 2015
• [5] Ruxolitinib FDA Label
• [6] Incyte begins Phase III trial of ruxolitinib to treat Covid-19. 20.April.2020.
• [7] Clinical pipeline report, company report or official report of the Pharmaceutical Research and Manufacturers of America (PhRMA)
• [8] 2018 FDA drug approvals.Nat Rev Drug Discov. 2019 Feb;18(2):85-89.
• [9] URL: http://www.guidetopharmacology.org Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Ligand id: 7796).
• [10] 2011 FDA drug approvals. Nat Rev Drug Discov. 2012 Feb 1;11(2):91-4.
• [11] Urokinase-type plasminogen activator receptor signaling is critical in nasopharyngeal carcinoma cell growth and metastasis.Cell Cycle. 2014;13(12):1958-69.
• [12] The Use of Anti-Inflammatory Drugs in the Treatment of People With Severe Coronavirus Disease 2019 (COVID-19): The Perspectives of Clinical Immunologists From China. Clin Immunol. 2020 May;214:108393.
• [13] ADReCS-Target: target profiles for aiding drug safety research and application. Nucleic Acids Res. 2018 Jan 4;46(D1):D911-D917. doi: 10.1093/nar/gkx899.
• [14] URL: http://www.guidetopharmacology.org Nucleic Acids Res. 2015 Oct 12. pii: gkv1037. The IUPHAR/BPS Guide to PHARMACOLOGY in 2016: towards curated quantitative interactions between 1300 protein targets and 6000 ligands. (Target id: 2230).
• [15] DrugBank 5.0: a major update to the DrugBank database for 2018. Nucleic Acids Res. 2018 Jan 4;46(D1):D1074-D1082. (ID: DB12010)
• [16] Effects of CYP3A4 inhibitors ketoconazole and verapamil and the CYP3A4 inducer rifampicin on the pharmacokinetic parameters of fostamatinib: results from In vitro and phase I clinical studies. Drugs R D. 2016 Mar;16(1):81-92.
• [17] ClinicalTrials.gov (NCT04543279) Fostamatinib as a Single Agent or in Combination With Ruxolitinib for Treatment of Patients With Myelofibrosis With Severe Thrombocytopenia