Details of the Drug Combination

General Information of Drug Combination (ID: DCWUJU0)

• Drug Combination Name: Goserelin + Tamoxifen
• Indication: Early-stage Breast Cancer; Status: Phase 1 [1]
• Component Drugs:
  Goserelin (DMAT8CG): Small molecular drug
  Tamoxifen (DMLB0EZ): Small molecular drug

Molecular Interaction Atlas of This Drug Combination

Indication(s) of Goserelin

Disease Entry	ICD 11	Status	REF
Breast cancer	2C60-2C65	Approved	[2]
Estrogen-receptor positive breast cancer	N.A.	Approved	[3]
Endometriosis	GA10	Investigative	[3]
Male breast carcinoma	N.A.	Investigative	[3]

Goserelin Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Leutinizing-hormone-releasing hormone (GNRH1)	TT0ID4A	GON1_HUMAN	Activator	[6]

Goserelin Interacts with 6 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Follitropin subunit beta (FSHB)	OTGLS283	FSHB_HUMAN	Decreases Expression	[7]
Estrogen receptor (ESR1)	OTKLU61J	ESR1_HUMAN	Decreases Expression	[8]
Cellular tumor antigen p53 (TP53)	OTIE1VH3	P53_HUMAN	Decreases Expression	[8]
Progesterone receptor (PGR)	OT0FZ3QE	PRGR_HUMAN	Decreases Expression	[8]
Prostate-specific antigen (KLK3)	OTFGSBFJ	KLK3_HUMAN	Decreases Secretion	[9]
Apoptosis regulator Bcl-2 (BCL2)	OT9DVHC0	BCL2_HUMAN	Increases Expression	[8]

Indication(s) of Tamoxifen

Disease Entry	ICD 11	Status	REF
Breast cancer	2C60-2C65	Approved	[4]
Inflammatory breast cancer	2C62	Approved	[5]
Invasive ductal breast carcinoma	N.A.	Approved	[5]

Tamoxifen Interacts with 1 DTT Molecule(s)

DTT Name	DTT ID	UniProt ID	Mode of Action	REF
Estrogen receptor (ESR)	TTZAYWL	ESR1_HUMAN	Antagonist	[10]

Tamoxifen Interacts with 3 DTP Molecule(s)

DTP Name	DTP ID	UniProt ID	Mode of Action	REF
P-glycoprotein 1 (ABCB1)	DTUGYRD	MDR1_HUMAN	Substrate	[11]
Breast cancer resistance protein (ABCG2)	DTI7UX6	ABCG2_HUMAN	Substrate	[12]
Multidrug resistance-associated protein 7 (ABCC10)	DTPS120	MRP7_HUMAN	Substrate	[13]

Tamoxifen Interacts with 16 DME Molecule(s)

DME Name	DME ID	UniProt ID	Mode of Action	REF
Cytochrome P450 3A4 (CYP3A4)	DE4LYSA	CP3A4_HUMAN	Metabolism	[14]
Cytochrome P450 1A2 (CYP1A2)	DEJGDUW	CP1A2_HUMAN	Metabolism	[15]
UDP-glucuronosyltransferase 1A1 (UGT1A1)	DEYGVN4	UD11_HUMAN	Metabolism	[16]
Cytochrome P450 2A6 (CYP2A6)	DEJVYAZ	CP2A6_HUMAN	Metabolism	[17]
Cytochrome P450 1A1 (CYP1A1)	DE6OQ3W	CP1A1_HUMAN	Metabolism	[18]
Sulfotransferase 1A1 (SULT1A1)	DEYWLRK	ST1A1_HUMAN	Metabolism	[19]
Cytochrome P450 2D6 (CYP2D6)	DECB0K3	CP2D6_HUMAN	Metabolism	[20]
Cytochrome P450 3A5 (CYP3A5)	DEIBDNY	CP3A5_HUMAN	Metabolism	[21]
Cytochrome P450 2E1 (CYP2E1)	DEVDYN7	CP2E1_HUMAN	Metabolism	[17]
Thiopurine methyltransferase (TPMT)	DEFQ8VO	TPMT_HUMAN	Metabolism	[22]
Cytochrome P450 3A7 (CYP3A7)	DERD86B	CP3A7_HUMAN	Metabolism	[23]
Cytochrome P450 2C9 (CYP2C9)	DE5IED8	CP2C9_HUMAN	Metabolism	[24]
Cytochrome P450 2B6 (CYP2B6)	DEPKLMQ	CP2B6_HUMAN	Metabolism	[25]
Mephenytoin 4-hydroxylase (CYP2C19)	DEGTFWK	CP2CJ_HUMAN	Metabolism	[26]
UDP-glucuronosyltransferase 2B7 (UGT2B7)	DEB3CV1	UD2B7_HUMAN	Metabolism	[27]
UDP-glucuronosyltransferase 1A10 (UGT1A10)	DEL5N6Y	UD110_HUMAN	Metabolism	[28]

Tamoxifen Interacts with 1 DOT Molecule(s)

DOT Name	DOT ID	UniProt ID	Mode of Action	REF
Coagulation factor V (F5)	OTDMZ3LT	FA5_HUMAN	Increases ADR	[29]

Test Results of This Drug Combination in Other Disease Systems

Indication	DrugCom ID	Cell Line	Status	REF
Breast Cancer	DCGEM4X	N. A.	Phase 1	[30]

References

• [1] ClinicalTrials.gov (NCT00309478) Randomized Study Comparing CMF and Goserelin + Tamoxifen in Premenopausal Receptor-positive Patients
• [2] 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: 3879).
• [3] Goserelin FDA Label
• [4] 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: 1016).
• [5] Tamoxifen FDA Label
• [6] Long-term effectiveness of adjuvant goserelin in premenopausal women with early breast cancer. J Natl Cancer Inst. 2009 Mar 4;101(5):341-9.
• [7] [Kuntai capsule combined with gonadotropin releasing hormone agonist in treatment of moderate-severe endometriosis: a clinical observation]. Zhongguo Zhong Xi Yi Jie He Za Zhi. 2014 Nov;34(11):1288-91.
• [8] A comparative study of the effect of raloxifene and gosereline on uterine leiomyoma volume changes and estrogen receptor, progesterone receptor, bcl-2 and p53 expression immunohistochemically in premenopausal women. Eur J Obstet Gynecol Reprod Biol. 2007 Nov;135(1):94-103. doi: 10.1016/j.ejogrb.2006.07.042. Epub 2006 Sep 14.
• [9] Prostate specific antigen expression does not necessarily correlate with prostate cancer cell growth. J Urol. 2006 Jul;176(1):354-60. doi: 10.1016/S0022-5347(06)00516-7.
• [10] Modulators of vascular sex hormone receptors and their effects in estrogen-deficiency states associated with menopause. Recent Pat Cardiovasc Drug Discov. 2008 Nov;3(3):165-86.
• [11] Mammalian drug efflux transporters of the ATP binding cassette (ABC) family in multidrug resistance: A review of the past decade. Cancer Lett. 2016 Jan 1;370(1):153-64.
• [12] The phytoestrogen genistein enhances multidrug resistance in breast cancer cell lines by translational regulation of ABC transporters. Cancer Lett. 2016 Jun 28;376(1):165-72.
• [13] Modulation of the ATPase and transport activities of broad-acting multidrug resistance factor ABCC10 (MRP7). Cancer Res. 2012 Dec 15;72(24):6457-67.
• [14] Comprehensive evaluation of tamoxifen sequential biotransformation by the human cytochrome P450 system in vitro: prominent roles for CYP3A and CYP2D6. J Pharmacol Exp Ther. 2004 Sep;310(3):1062-75.
• [15] Endoxifen and other metabolites of tamoxifen inhibit human hydroxysteroid sulfotransferase 2A1 (hSULT2A1). Drug Metab Dispos. 2014 Nov;42(11):1843-50.
• [16] Functional significance of UDP-glucuronosyltransferase variants in the metabolism of active tamoxifen metabolites. Cancer Res. 2009 Mar 1;69(5):1892-900.
• [17] Genotoxicity of tamoxifen, tamoxifen epoxide and toremifene in human lymphoblastoid cells containing human cytochrome P450s. Carcinogenesis. 1994 Jan;15(1):5-9.
• [18] Metabolism of tamoxifen by recombinant human cytochrome P450 enzymes: formation of the 4-hydroxy, 4'-hydroxy and N-desmethyl metabolites and isomerization of trans-4-hydroxytamoxifen. Drug Metab Dispos. 2002 Aug;30(8):869-74.
• [19] Tamoxifen-induced adduct formation and cell stress in human endometrial glands. Drug Metab Dispos. 2010 Jan;38(1):200-7.
• [20] CYP2D6 polymorphisms and tamoxifen metabolism: clinical relevance. Curr Oncol Rep. 2010 Jan;12(1):7-15.
• [21] Polymorphisms in cytochrome P4503A5 (CYP3A5) may be associated with race and tumor characteristics, but not metabolism and side effects of tamoxifen in breast cancer patients. Cancer Lett. 2005 Jan 10;217(1):61-72.
• [22] Polymorphism of estrogen metabolism genes and cataract. Med Hypotheses. 2004;63(3):494-7.
• [23] Drug Interactions Flockhart Table
• [24] Tamoxifen inhibits cytochrome P450 2C9 activity in breast cancer patients. J Chemother. 2006 Aug;18(4):421-4.
• [25] Effect of tamoxifen on the enzymatic activity of human cytochrome CYP2B6. J Pharmacol Exp Ther. 2002 Jun;301(3):945-52.
• [26] Cytochrome P450 pharmacogenetics and cancer. Oncogene. 2006 Mar 13;25(11):1679-91.
• [27] Metabolism and transport of tamoxifen in relation to its effectiveness: new perspectives on an ongoing controversy. Future Oncol. 2014 Jan;10(1):107-22.
• [28] Glucuronidation of active tamoxifen metabolites by the human UDP glucuronosyltransferases. Drug Metab Dispos. 2007 Nov;35(11):2006-14.
• [29] Factor V Leiden mutation and thromboembolism risk in women receiving adjuvant tamoxifen for breast cancer. J Natl Cancer Inst. 2010 Jul 7;102(13):942-9. doi: 10.1093/jnci/djq211. Epub 2010 Jun 16.
• [30] ClinicalTrials.gov (NCT00605267) Arimidex/Tamoxifen Neo Adjuvant Study in Premenopausal Patients With Breast Cancer Under Anti Hormonal Treatment