Peginterferon alfa-2b

Identification

Summary

Peginterferon alfa-2bis a purified form of human interferon used to stimulate the innate antiviral response in the treatment of hepatitis B and C, genital warts, and some cancers.

Brand Names
Pegintron, Sylatron
Generic Name
Peginterferon alfa-2b
DrugBank Accession Number
DB00022
Background

Peginterferon alfa-2b is a form of recombinant interferon used as part of combination therapy to treat chronic Hepatitis C, an infectious liver disease caused by infection with Hepatitis C Virus (HCV). HCV is a single-stranded RNA virus that is categorized into nine distinct genotypes, with genotype 1 being the most common in the United States, and affecting 72% of all chronic HCV patients3. Treatment options for chronic Hepatitis C have advanced significantly since 2011, with the development of Direct Acting Antivirals (DAAs) resulting in less use of Peginterferon alfa-2b. Peginterferon alfa-2b is derived from the alfa-2b moeity of recombinant human interferon and acts by binding to human type 1 interferon receptors. Activation and dimerization of this receptor induces the body's innate antiviral response by activating the janus kinase/signal transducer and activator of transcription (JAK/STAT) pathway. Use of Peginterferon alfa-2b is associated with a wide range of severe adverse effects including the aggravation and development of endocrine and autoimmune disorders, retinopathies, cardiovascular and neuropsychiatric complications, and increased risk of hepatic decompensation in patients with cirrhosis. The use of Peginterferon alfa-2b has largely declined since newer interferon-free antiviral therapies have been developed.

In a joint recommendation published in 2016, the American Association for the Study of Liver Diseases (AASLD) and the Infectious Diseases Society of America (IDSA) no longer recommend Peginterferon alfa-2b for the treatment of Hepatitis C2. Peginterferon alfa-2b was used alongsideRibavirin(//m.hxgjch.com/drugs/DB00811) with the intent to cure, or achieve a sustained virologic response (SVR), after 48 weeks of therapy. SVR and eradication of HCV infection is associated with significant long-term health benefits including reduced liver-related damage, improved quality of life, reduced incidence of Hepatocellular Carcinoma, and reduced all-cause mortality1.

Peginterferon alfa-2b is available as a variable dose injectable product (tradename Pegintron) used for the treatment of chronic Hepatitis C. Approved in 2001 by the FDA, Pegintron is indicated for the treatment of HCV withRibavirinor other antiviral drugsLabel. When combined together, Peginterferon alfa-2b andRibavirinhave been shown to achieve a SVR between 41% for genotype 1 and 75% for genotypes 2-6 after 48 weeks of treatment.

Type
Biotech
Groups
Approved
Biologic Classification
Protein Based Therapies
Interferons
Protein Structure
Protein Chemical Formula
Not Available
Protein Average Weight
31000.0 Da
Sequences
>DB00022 sequence CDLPQTHSLGSRRTLMLLAQMRRISLFSCLKDRHDFGFPQEEFGNQFQKAETIPVLHEMI QQIFNLFSTKDSSAAWDETLLDKFYTELYQQLNDLEACVIQGVGVTETPLMKEDSILAVR KYFQRITLYLKEKKYSPCAWEVVRAEIMRSFSLSTNLQESLRSKE
Download FASTA Format
Synonyms
  • Peginterferon alfa-2b

Pharmacology

Indication

Peginterferon alfa-2b is indicated for the treatment of HCV in combination withRibavirinand a NS3/4A protease inhibitor for genotype 1 or without a NS3/4A protease inhibitor for genotypes 2-6Label. May be used as a monotherapy in patients with contraindications to or significant intolerance to other anti-viral therapies.

It is also indicated for the adjuvant treatment of melanoma with microscopic or gross nodal involvement within 84 days of definitive surgical resection, including complete lymphadenectomy.4

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Associated Conditions
Contraindications & Blackbox Warnings
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Pharmacodynamics

Peginterferon alfa-2b inhibits viral replication in infected cells, suppresses cell proliferation, induces apoptosis, and exerts an anti-angiogenic effectLabel. Exerts immunomodulatory effects such as enhancement of the phagocytic activity of macrophages, activation of NK cells, stimulation of cytotoxic T-lymphocytes, and the upregulation of the Th1 T-helper cell subset. Also increases concentrations of effector proteins such as serum neopterin and 2'5' oligoadenylate synthetase, raises body temperature, and causes reversible decreases in leukocyte and platelet counts.

Mechanism of action

Peginterferon alfa-2b is derived from recombinant human interferon's alfa-2b moeityLabel. It binds to and activates human type 1 interferon receptors causing them to dimerize. This activates the JAK/STAT pathway. Activation of the JAK/STAT pathway increases expression of multiple genes in multiple tissues involved in the innate antiviral response. Peginterferon alfa-2b may also acitvate the nuclear factor κB pathway.

Target Actions Organism
AInterferon alpha/beta receptor 1
agonist
Humans
AInterferon alpha/beta receptor 2
agonist
Humans
Absorption

Peginterferon alfa-2b reaches peak plasma concentration 15-44 hours after subcutaneous administrationLabel. The mean absorption half-life is 4.6 hours. After multiple doses the bioavailability of Peginterferon alfa-2b increases with trough concentrations at week 48 3-fold higher than those at week 4.

Volume of distribution

Not Available

Protein binding

Not Available

Metabolism
Not Available
Route of elimination

Renal elimination accounts for 30% of Peginterferon alfa-2b eliminationLabel.

Half-life

The mean half-life of elimination of Peginterferon alfa-2b is 40 hours in a range of 22-60 hoursLabel.

Clearance

The estimated apparent clearance of Peginterferon alfa-2b is 22 milliters per hour per kilogramLabel.

Adverse Effects
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Toxicity

Peginterferon alfa-2b may manifest neuropsychiatric complications include suicide, suicidal ideation, homicidal ideation, depression, relapse of drug addiction, and drug overdoseLabel. Hypertension, supraventricular arrhythmias, chest pain, and myocardial infarction have been observed in patients using Peginterferon alfa-2b. Peginterferon alfa-2b may produce myelosuppression as well as the development or aggravation of autoimmune disorders including myositis, hepatitis, thrombotic thrombocytopenic purpura, idiopathic thrombocytopenic purpura, psoriasis, rheumatoid arthritis, interstitial nephritis, thyroiditis, and systemic lupus erythematosus. Peginterferon alfa-2b causes or aggravates hypothyroidism and hyperthyroidism. Hyperglycemia, hypoglycemia, and diabetes mellitus have been observed to develop in patients treated with Peginterferon alfa-2b. Peginterferon alfa-2b may decrease or produce loss of vision, retinopathy including macular edema, retinal artery or vein thrombosis, retinal hemorrhages and cotton wool spots, optic neuritis, papilledema and serous retinal detachment. Peginterferon mayy be related to increased ischemic and hemorrhagic cerebrovascular events. Patients with cirrhosis on Peginterferon alfa-2b are at risk of hepatic decompensation. Dyspnea, pulmonary infiltrates, pneumonia, bronchiolitis obliterans, interstitial pneumonitis, pulmonary hypertension and sarcoidosis may be induced or aggravated by Peginterferon alfa-2b. Serious and severe infections (bacterial, viral, or fungal) have been reported during treatment with Peginterferon alfa-2b. Ulcerative and hemorrhagic/ischemic colitis have been observed within 12 weeks of starting Peginterferon alfa-2b treatment. Pancreatitis and peripheral nephropathy have also been reported. Peginterferon alfa-2b is associated with growth inhibition in pediatric patients. Use of Peginterferon alfa-2b while pregant may result in delopmental abnormalities or death of the fetus.

Pathways
Not Available
Pharmacogenomic Effects/ADRsBrowse all" title="" id="snp-actions-info" class="drug-info-popup" href="javascript:void(0);">
Interacting Gene/Enzyme Allele name Genotype(s) Defining Change(s) Type(s) Description Details
Interferon lambda-3 --- (C;T)/(G;G)/(G;T)/(T;T) C > T EffectDirectly Studied Patients with this genotype in IFNL3 have a reduced likelihood of achieving sustained virologic response to peginterferon alfa-2b therapy. Details

Interactions

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这些信息不应该被解释the help of a healthcare provider. If you believe you are experiencing an interaction, contact a healthcare provider immediately. The absence of an interaction does not necessarily mean no interactions exist.
Drug Interaction
Abatacept 不良的风险或严重性effects can be increased when Peginterferon alfa-2b is combined with Abatacept.
Abciximab The risk or severity of bleeding can be increased when Abciximab is combined with Peginterferon alfa-2b.
Abrocitinib The metabolism of Abrocitinib can be increased when combined with Peginterferon alfa-2b.
Acebutolol The metabolism of Acebutolol can be decreased when combined with Peginterferon alfa-2b.
Acenocoumarol The serum concentration of Acenocoumarol can be increased when it is combined with Peginterferon alfa-2b.
Acetaminophen The serum concentration of Acetaminophen can be increased when it is combined with Peginterferon alfa-2b.
Acetohexamide The metabolism of Acetohexamide can be increased when combined with Peginterferon alfa-2b.
Acetylsalicylic acid The risk or severity of bleeding can be increased when Acetylsalicylic acid is combined with Peginterferon alfa-2b.
Acyclovir The serum concentration of Acyclovir can be increased when it is combined with Peginterferon alfa-2b.
Adalimumab 不良的风险或严重性effects can be increased when Peginterferon alfa-2b is combined with Adalimumab.
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Food Interactions
  • Limit caffeine intake. Peginterferon alfa-2b can increase the serum levels of caffeine by inhibiting its metabolism through the CYP1A2 pathway.

Products

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Active Moieties
Name Kind UNII CAS InChI Key
Interferon alfa-2b unknown 43K1W2T1M6 98530-12-2 Not applicable
International/Other Brands
PEG-Intron (Schering Corp)
Brand Name Prescription Products
Name Dosage Strength Route Labeller Marketing Start Marketing End Region 图像
Pegintron Injection, powder, for solution 100 mcg Subcutaneous Merck Sharp & Dohme B.V. 2021-02-11 2021-06-03 EU flag
Pegintron Injection, powder, for solution 50 mcg Subcutaneous Merck Sharp & Dohme B.V. 2021-02-11 2021-06-03 EU flag
Pegintron Injection, powder, for solution 100 mcg Subcutaneous Merck Sharp & Dohme B.V. 2021-02-11 2021-06-03 EU flag
PegIntron Injection, powder, lyophilized, for solution 150 ug/0.5mL Subcutaneous Physicians Total Care, Inc. 2004-03-31 2011-06-30 US flag
PegIntron Injection, powder, lyophilized, for solution 80 ug/0.5mL Subcutaneous 默克公司大幅& Dohme Corp .) 2013-12-18 2013-12-18 US flag
Pegintron Injection, powder, for solution 80 mcg Subcutaneous Merck Sharp & Dohme B.V. 2021-02-11 2021-06-03 EU flag
Pegintron Injection, powder, for solution 150 mcg Subcutaneous Merck Sharp & Dohme B.V. 2021-02-11 2021-06-03 EU flag
Pegintron Injection, powder, for solution; Kit 120 ug/0.5mL Subcutaneous 默克公司大幅& Dohme Corp .) 2014-08-11 Not applicable US flag
Pegintron Injection, powder, for solution 120 mcg Subcutaneous Merck Sharp & Dohme B.V. 2021-02-11 2021-06-03 EU flag
Pegintron Injection, powder, for solution 80 mcg Subcutaneous Merck Sharp & Dohme B.V. 2021-02-11 2021-06-03 EU flag
Mixture Products
Name Ingredients Dosage Route Labeller Marketing Start Marketing End Region 图像
Pegetron Peginterferon alfa-2b(80 mcg / 0.5 mL)+Ribavirin(200 mg / cap) Capsule; Powder, for solution Oral; Subcutaneous Merck Ltd. 2002-08-13 2013-01-23 Canada flag
Pegetron Peginterferon alfa-2b(80 mcg / 0.5 mL)+Ribavirin(200 mg / cap) Capsule; Powder, for solution Oral; Subcutaneous Merck Ltd. 2004-09-17 2017-10-05 Canada flag
Pegetron Peginterferon alfa-2b(120 mcg / 0.5 mL)+Ribavirin(200 mg / cap) Capsule; Powder, for solution Oral; Subcutaneous Merck Ltd. 2002-08-13 2013-01-23 Canada flag
Pegetron Peginterferon alfa-2b(120 mcg / 0.5 mL)+Ribavirin(200 mg / cap) Capsule; Powder, for solution Oral; Subcutaneous Merck Ltd. 2004-09-17 2017-10-05 Canada flag
Pegetron Peginterferon alfa-2b0.5(150微克/毫升)+Ribavirin(200 mg / cap) Capsule; Powder, for solution Oral; Subcutaneous Merck Ltd. 2002-08-13 2017-04-04 Canada flag
Pegetron Peginterferon alfa-2b(100 mcg / 0.5 mL)+Ribavirin(200 mg / cap) Capsule; Powder, for solution Oral; Subcutaneous Merck Ltd. 2002-08-13 2013-01-23 Canada flag
Pegetron Peginterferon alfa-2b(100 mcg / 0.5 mL)+Ribavirin(200 mg / cap) Capsule; Powder, for solution Oral; Subcutaneous Merck Ltd. 2004-09-17 2017-10-05 Canada flag
Pegetron Peginterferon alfa-2b(50 mcg / 0.5 mL)+Ribavirin(200 mg / cap) Capsule; Powder, for solution Oral; Subcutaneous Merck Ltd. 2002-08-13 2017-04-04 Canada flag
Pegetron Peginterferon alfa-2b0.5(150微克/毫升)+Ribavirin(200 mg / cap) Capsule; Powder, for solution Oral; Subcutaneous Merck Ltd. 2004-09-17 2017-10-05 Canada flag
Victrelis Triple Peginterferon alfa-2b(100 mcg / 0.5 mL)+Boceprevir(200 mg / cap)+Ribavirin(200 mg / cap) Capsule; Powder, for solution Oral; Subcutaneous Merck Ltd. 2011-08-16 2017-01-10 Canada flag

Categories

ATC Codes
L03AB10 — Peginterferon alfa-2b L03AB60 — Peginterferon alfa-2b, combinations
Drug Categories
Chemical TaxonomyProvided byClassyfire
Description
Not Available
Kingdom
Organic Compounds
Super Class
Organic Acids
Class
Carboxylic Acids and Derivatives
Sub Class
Amino Acids, Peptides, and Analogues
Direct Parent
Peptides
Alternative Parents
Not Available
Substituents
Not Available
Molecular Framework
Not Available
External Descriptors
Not Available
Affected organisms
  • Humans and other mammals

Chemical Identifiers

UNII
G8RGG88B68
CAS number
215647-85-1

References

General References
  1. Myers RP, Shah H, Burak KW, Cooper C, Feld JJ: An update on the management of chronic hepatitis C: 2015 Consensus guidelines from the Canadian Association for the Study of the Liver. Can J Gastroenterol Hepatol. 2015 Jan-Feb;29(1):19-34. Epub 2015 Jan 13. [Article]
  2. Bagaglio S, Uberti-Foppa C, Morsica G: Resistance Mechanisms in Hepatitis C Virus: implications for Direct-Acting Antiviral Use. Drugs. 2017 May 12. doi: 10.1007/s40265-017-0753-x. [Article]
  3. American Association for the Study of Liver Diseases; Infectious Diseases Society of America. HCV guidance. http://hcvguidelines.org. Accessed June 12, 2017. [Link]
  4. FDA Approved Drug Products: SYLATRON (peginterferon alfa-2b) for injection, for subcutaneous use (December 2018) [Link]
UniProt
P01563
PubChem Substance
46506669
RxNav
253453
ChEMBL
CHEMBL1201561
Therapeutic Targets Database
DAP001279
PharmGKB
PA164784024
RxList
RxList Drug Page
Drugs.com
Drugs.com Drug Page
Wikipedia
Peginterferon_alfa-2b
FDA label
Download (1.69 MB)

Clinical Trials

Clinical TrialsLearn More" title="" id="clinical-trials-info" class="drug-info-popup" href="javascript:void(0);">
Phase Status Purpose Conditions Count
4 Completed Prevention Advanced Fibrosis/Cirrhosis of the Liver/Hepatitis C Virus (HCV) Infection 1
4 Completed Treatment Antiviral Agents/Chronic Liver Diseases (CLD)/Hepatitis C Virus (HCV) Infection/Therapeutic Uses/Virus Hepatitis 1
4 Completed Treatment Chronic Hepatitis C Virus (HCV) Infection 5
4 Completed Treatment Hepatitis B Chronic Infection 1
4 Completed Treatment Hepatitis C Infections/Human Immunodeficiency Virus (HIV) Infections 1
4 Completed Treatment Hepatitis C Virus (HCV) Infection 2
4 Completed Treatment Hepatitis C Virus (HCV) Infection/Human Immunodeficiency Virus (HIV) Infections 2
4 Recruiting Treatment Hepatitis B Chronic Infection 1
4 Terminated Treatment Chronic Hepatitis C Virus (HCV) Infection 3
4 Terminated Treatment Chronic Hepatitis C Virus (HCV) Infection/Hepacivirus/Human Immunodeficiency Virus (HIV) Infections 1

Pharmacoeconomics

Manufacturers
Not Available
Packagers
  • Physicians Total Care Inc.
  • Schering Corp.
  • Schering-Plough Inc.
  • Vetter Pharma Fertigung GmbH and Co. KG
Dosage Forms
Form Route Strength
Injection, powder, for solution Subcutaneous 100 mcg/0.5ml
Injection, powder, for solution Subcutaneous 120 mcg/0.5ml
Injection, powder, for solution Subcutaneous 150 mcg/0.5ml
Injection, powder, for solution Subcutaneous 50 mcg/0.5ml
Injection, powder, for solution Subcutaneous 80 mcg/0.5ml
Capsule; powder, for solution Oral; Subcutaneous
Injection, powder, for solution; kit Subcutaneous 120 ug/0.5mL
Injection, powder, for solution; kit Subcutaneous 150 ug/0.5mL
Injection, powder, for solution; kit Subcutaneous 50 ug/0.5mL
Injection, powder, for solution; kit Subcutaneous 80 ug/0.5mL
Injection, powder, lyophilized, for solution Subcutaneous 120 ug/0.5mL
Injection, powder, lyophilized, for solution Subcutaneous 150 ug/0.5mL
Injection, powder, lyophilized, for solution Subcutaneous 50 ug/0.5mL
Injection, powder, lyophilized, for solution Subcutaneous 80 ug/0.5mL
Kit Subcutaneous 120 ug/0.5mL
Kit Subcutaneous 150 ug/0.5mL
Kit Subcutaneous 50 ug/0.5mL
Kit Subcutaneous 80 ug/0.5mL
Injection, solution 100 mcg
Injection, solution 120 mcg
Injection, solution 150 mcg
Injection, solution 50 mcg
Injection, solution 80 mcg
Injection, powder, lyophilized, for solution Subcutaneous 50 mcg
Kit Subcutaneous 120 ug/0.1mL
Kit Subcutaneous 40 ug/0.1mL
Kit Subcutaneous 60 ug/0.1mL
Powder, for solution Subcutaneous 118.4 mcg / vial
Powder, for solution Subcutaneous 177.6 mcg / vial
Powder, for solution Subcutaneous 222 mcg / vial
Powder, for solution Subcutaneous 74 mcg / vial
Injection, powder, for solution Subcutaneous 100 MCG
Injection, powder, for solution Subcutaneous 120 MCG
Injection, powder, for solution Subcutaneous 150 MCG
Injection, powder, for solution Subcutaneous 50 MCG
Injection, powder, for solution Subcutaneous 80微克
Powder 100 mcg/1vial
Prices
Unit description Cost Unit
Peg-Intron Redipen Pak 4 4 50 mcg/0.5ml Kit Box 2428.8USD kit
Peg-Intron Redipen 150 mcg/0.5ml Kit 702.87USD kit
Peg-Intron 150 mcg Kit 671.74美元 kit
Peg-Intron Redipen 120 mcg/0.5ml Kit 669.39USD kit
Peg-Intron redipen 150 mcg 640.61USD redipen
Peg-Intron redipen 150 mcg 4pk 640.6USD redipen
Peg-Intron 120 mcg Kit 639.74USD kit
Peg-Intron Redipen 80 mcg/0.5ml Kit 637.49USD kit
Peg-Intron redipen 120 mcg 610.09USD redipen
Peg-Intron 80 mcg Kit 609.26USD kit
Peg-Intron 50 mcg/0.5ml Kit 607.19USD kit
Peg-Intron redipen 80 mcg 581.02USD redipen
Peg-Intron 50 mcg kit 553.4USD kit
Peg-Intron redipen 50 mcg 553.4USD redipen
DrugBank does not sell nor buy drugs. Pricing information is supplied for informational purposes only.
Patents
Patent Number Pediatric Extension Approved Expires (estimated) Region
CA1341567 No 2008-02-19 2025-02-19 Canada flag
CA2329474 No 2002-02-26 2016-10-31 Canada flag

属性

State
Liquid
Experimental Properties
Property Value Source
melting point (°C) 61 °C Beldarrain, A. et al., Biochemistry 38:7865-7873 (1999)
isoelectric point 5.99 Not Available

Targets

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Kind
Protein
Organism
Humans
Pharmacological action
Yes
Actions
Agonist
General Function
Type i interferon receptor activity
Specific Function
Associates with IFNAR2 to form the type I interferon receptor. Receptor for interferons alpha and beta. Binding to type I IFNs triggers tyrosine phosphorylation of a number of proteins including JA...
Gene Name
IFNAR1
Uniprot ID
P17181
Uniprot Name
Interferon alpha/beta receptor 1
分子量
63524.81 Da
References
  1. Overington JP, Al-Lazikani B, Hopkins AL: How many drug targets are there? Nat Rev Drug Discov. 2006 Dec;5(12):993-6. [Article]
  2. Imming P, Sinning C, Meyer A: Drugs, their targets and the nature and number of drug targets. Nat Rev Drug Discov. 2006 Oct;5(10):821-34. [Article]
  3. Dhalluin C, Ross A, Huber W, Gerber P, Brugger D, Gsell B, Senn H: Structural, kinetic, and thermodynamic analysis of the binding of the 40 kDa PEG-interferon-alpha2a and its individual positional isomers to the extracellular domain of the receptor IFNAR2. Bioconjug Chem. 2005 May-Jun;16(3):518-27. [Article]
  4. Ishii K, Shinohara M, Sawa M, Kogame M, Higami K, Sano M, Morita T, Sumino Y: Interferon alpha receptor 2 expression by peripheral blood monocytes in patients with a high viral load of hepatitis C virus genotype 1 showing substitution of amino Acid 70 in the core region. Intervirology. 2010;53(2):105-10. doi: 10.1159/000264200. Epub 2009 Dec 3. [Article]
  5. Yano H, Ogasawara S, Momosaki S, Akiba J, Kojiro S, Fukahori S, Ishizaki H, Kuratomi K, Basaki Y, Oie S, Kuwano M, Kojiro M: Growth inhibitory effects of pegylated IFN alpha-2b on human liver cancer cells in vitro and in vivo. Liver Int. 2006 Oct;26(8):964-75. [Article]
  6. Chen X, Ji ZL, Chen YZ: TTD: Therapeutic Target Database. Nucleic Acids Res. 2002 Jan 1;30(1):412-5. [Article]
Kind
Protein
Organism
Humans
Pharmacological action
Yes
Actions
Agonist
General Function
Type i interferon receptor activity
Specific Function
Associates with IFNAR1 to form the type I interferon receptor. Receptor for interferons alpha and beta. Involved in IFN-mediated STAT1, STAT2 and STAT3 activation. Isoform 1 and isoform 2 are direc...
Gene Name
IFNAR2
Uniprot ID
P48551
Uniprot Name
Interferon alpha/beta receptor 2
分子量
57758.24 Da
References
  1. Overington JP, Al-Lazikani B, Hopkins AL: How many drug targets are there? Nat Rev Drug Discov. 2006 Dec;5(12):993-6. [Article]
  2. Imming P, Sinning C, Meyer A: Drugs, their targets and the nature and number of drug targets. Nat Rev Drug Discov. 2006 Oct;5(10):821-34. [Article]
  3. Dhalluin C, Ross A, Huber W, Gerber P, Brugger D, Gsell B, Senn H: Structural, kinetic, and thermodynamic analysis of the binding of the 40 kDa PEG-interferon-alpha2a and its individual positional isomers to the extracellular domain of the receptor IFNAR2. Bioconjug Chem. 2005 May-Jun;16(3):518-27. [Article]
  4. Ishii K, Shinohara M, Sawa M, Kogame M, Higami K, Sano M, Morita T, Sumino Y: Interferon alpha receptor 2 expression by peripheral blood monocytes in patients with a high viral load of hepatitis C virus genotype 1 showing substitution of amino Acid 70 in the core region. Intervirology. 2010;53(2):105-10. doi: 10.1159/000264200. Epub 2009 Dec 3. [Article]
  5. Yano H, Ogasawara S, Momosaki S, Akiba J, Kojiro S, Fukahori S, Ishizaki H, Kuratomi K, Basaki Y, Oie S, Kuwano M, Kojiro M: Growth inhibitory effects of pegylated IFN alpha-2b on human liver cancer cells in vitro and in vivo. Liver Int. 2006 Oct;26(8):964-75. [Article]
  6. Chen X, Ji ZL, Chen YZ: TTD: Therapeutic Target Database. Nucleic Acids Res. 2002 Jan 1;30(1):412-5. [Article]

Enzymes

Kind
Protein
Organism
Humans
Pharmacological action
Unknown
Actions
Inhibitor
Curator comments
The FDA label states that single doses of this agent may not affect the CYP1A2 enzyme, however, the effect of multiple doses has not been studied.
General Function
Oxidoreductase activity, acting on paired donors, with incorporation or reduction of molecular oxygen, reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen
Specific Function
Cytochromes P450 are a group of heme-thiolate monooxygenases. In liver microsomes, this enzyme is involved in an NADPH-dependent electron transport pathway. It oxidizes a variety of structurally un...
Gene Name
CYP1A2
Uniprot ID
P05177
Uniprot Name
Cytochrome P450 1A2
分子量
58293.76 Da
References
  1. Gupta SK, Kolz K, Cutler DL: Effects of multiple-dose pegylated interferon alfa-2b on the activity of drug-metabolizing enzymes in persons with chronic hepatitis C. Eur J Clin Pharmacol. 2011 Jun;67(6):591-9. doi: 10.1007/s00228-010-0972-5. Epub 2010 Dec 16. [Article]
  2. Peg-interferon alfa-2b FDA label [File]
Kind
Protein
Organism
Humans
Pharmacological action
Unknown
Actions
Inhibitor
General Function
Steroid hydroxylase activity
Specific Function
Responsible for the metabolism of many drugs and environmental chemicals that it oxidizes. It is involved in the metabolism of drugs such as antiarrhythmics, adrenoceptor antagonists, and tricyclic...
Gene Name
CYP2D6
Uniprot ID
P10635
Uniprot Name
Cytochrome P450 2D6
分子量
55768.94 Da
Kind
Protein
Organism
Humans
Pharmacological action
Unknown
Actions
Inducer
General Function
Steroid hydroxylase activity
Specific Function
Cytochromes P450 are a group of heme-thiolate monooxygenases. In liver microsomes, this enzyme is involved in an NADPH-dependent electron transport pathway. It oxidizes a variety of structurally un...
Gene Name
CYP2C9
Uniprot ID
P11712
Uniprot Name
Cytochrome P450 2C9
分子量
55627.365 Da
References
  1. Brennan BJ, Xu ZX, Grippo JF: Effect of peginterferon alfa-2a (40KD) on cytochrome P450 isoenzyme activity. Br J Clin Pharmacol. 2013 Feb;75(2):497-506. doi: 10.1111/j.1365-2125.2012.04373.x. [Article]
  2. Aids info document [Link]
  3. Sylatron FDA label [File]

Drug created at June 13, 2005 13:24 / Updated at March 24, 2023 20:19