General Information of DFM (ID: F16186)
Name	Oxybutynin 15 mg tablet
Company	RemedyRepack; Rising Pharmaceuticals
Active Pharmaceutical Ingredient (API)	Oxybutynin		API Info click to show the detail info of this API
	Overactive bladder		ICD-11: GC50	Approved
Drug Inactive Ingredient (DIGs)
	DIG ID	DIG Info	DIG Name	DIG Functional Class
	E0J0LX	DIG Info	Butylated hydroxytoluene	Antioxidant
	E02FBG	DIG Info	Ferrosoferric oxide	Colorant
	E00DHW	DIG Info	Lactose monohydrate	Binding agent ...
	E01UTP	DIG Info	Magnesium stearate	lubricant
	E09IPB	DIG Info	Polyethylene glycol 3350	Coating agent ...
	E0M1JK	DIG Info	Propylene glycol	Antimicrobial preservative ...
	E01UTV	DIG Info	Silicon dioxide	Anticaking agent ...
	E0T4TW	DIG Info	Sodium chloride	Diluent ...
	E05BSD	DIG Info	Titanium dioxide	Coating agent ...
	E0T2AJ	DIG Info	Triacetin	Humectant ...

Full List of Biological Targets of DIG (DBTs) Regulated by DIG(s) in This DFM
Oxidoreductase (ORase)
DBT Name: Albendazole monooxygenase (CYP3A4)				Click to Show/Hide
Detailed Information	DBT Info click to show the detail info of this DBT
Experiment (1) for Assessing the Biological Activity of the Studied DIG on This DBT
Interacting DIG	Propylene glycol
Biological Activity	Inhibition ratio < 20 % (tested by experiment)					[1]
Tested Species	Homo sapiens (Human)
UniProt ID	CP3A4_HUMAN
Experiment (2) for Assessing the Biological Activity of the Studied DIG on This DBT
Interacting DIG	Magnesium stearate
Biological Activity	Protein expression downregulation (tested by experiment)					[2]
Tested Species	Homo sapiens (Human)
UniProt ID	CP3A4_HUMAN
Experiment (3) for Assessing the Biological Activity of the Studied DIG on This DBT
Interacting DIG	Polyethylene glycol 3350
Biological Activity	Protein expression upregulation (tested by experiment)					[2]
Tested Species	Homo sapiens (Human)
UniProt ID	CP3A4_HUMAN
Experiment (4) for Assessing the Biological Activity of the Studied DIG on This DBT
Interacting DIG	Silicon dioxide
Biological Activity	Protein expression downregulation (tested by experiment)					[2]
Tested Species	Homo sapiens (Human)
UniProt ID	CP3A4_HUMAN
Lyase/isomerase/ligase (L/I/G)
DBT Name: Carbonic anhydrase I (CA1)				Click to Show/Hide
Detailed Information	DBT Info click to show the detail info of this DBT
Experiment for Assessing the Biological Activity of the Studied DIG on This DBT
Interacting DIG	Butylated hydroxytoluene
Biological Activity	Ki = 245200 nM (tested by experiment)					[3]
Tested Species	Homo sapiens (Human)
UniProt ID	CAH1_HUMAN
DBT Name: Carbonic anhydrase II (CA2)				Click to Show/Hide
Detailed Information	DBT Info click to show the detail info of this DBT
Experiment for Assessing the Biological Activity of the Studied DIG on This DBT
Interacting DIG	Butylated hydroxytoluene
Biological Activity	Ki = 630 nM (tested by experiment)					[3]
Tested Species	Homo sapiens (Human)
UniProt ID	CAH2_HUMAN
Primary active transporter (PAT)
DBT Name: Multidrug resistance protein 1 (ABCB1)				Click to Show/Hide
Detailed Information	DBT Info click to show the detail info of this DBT
Experiment for Assessing the Biological Activity of the Studied DIG on This DBT
Interacting DIG	Polyethylene glycol 3350
Biological Activity	Protein expression downregulation (tested by experiment)					[2]
Tested Species	Homo sapiens (Human)
UniProt ID	MDR1_HUMAN

References
1	Pharmaceutical excipients inhibit cytochrome P450 activity in cell free systems and after systemic administration. Eur J Pharm Biopharm. 2008 Sep;70(1):279-88.
2	Effects of commonly used excipients on the expression of CYP3A4 in colon and liver cells. Pharm Res. 2010 Aug;27(8):1703-12.
3	Carbonic anhydrase inhibitors. Inhibition of human erythrocyte isozymes I and II with a series of antioxidant phenols. Bioorg Med Chem. 2009 Apr 15; 17(8):3207-11.

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