InAADR

Protein Information

Protein Name: CYP2D6 (P10635)
Gene Name: CYP2D6
Description: Cytochrome P450 2D6 (EC 1 14 14 1) (CYPIID6) (P450-DB1) (Debrisoquine 4-hydroxylase)
PDB ID: 2F9Q
Protein Family:
Protein Category: Enzyme

This panel provides drug-protein interaction and their ADRs along with references

Interacting Drugs Toxicity Mechanism Reference
Acebutolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Alprenolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Amineptine Hepatotoxicity CYP2D6 is associated with idiosyncratic hepatotoxicity. [ ADR Type 2 ] Genetically determined oxidation polymorphism and drug hepatotoxicity Study of 51 patients
Amiodarone Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Amitriptyline Arrhythmia Cholestyramine(CYP2D6 substrate) increases enterohepatic elimination of amiodarone and may reduce its serum levels and t?. Disopyramide increases QT prolongation which could cause arrhythmia. [ ADR Type 4 ] Comment: potential risk of valproic acid therapy in patients who are HIV-positive
Amitriptyline Hydrochloride Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers. [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Antipsychotics Tardive Dyskinesia Tardive dyskinesia [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Atenolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Atenolol Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Betaxolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Bisoprolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Bupranolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Carvedilol Bradycardia Concomitant administration of clonidine with agents with b-blocking properties (carvedilol) may potentiate blood-pressure- and heart-rate-lowering effects When concomitant treatment with agents with b-blocking properties and clonidine is to be terminated@ the b-blocking agent should be discontinued first [ ADR Type 4 ] Comment: potential risk of valproic acid therapy in patients who are HIV-positive
Carvedilol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Carvedilol Slow Av Conduction DiGOxin concentrations are increased by about 15% when diGOxin and carvedilol are administered concomitantly becaesue of the inhibition of CYP2D6 activity by carvedilol Both diGOxin and COREG slow AV conduction [ ADR Type 4 ] Comment: potential risk of valproic acid therapy in patients who are HIV-positive
Citalopram Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers. [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Clomipramine Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Clonidine Increasing Clozapine Plasma Level Concomitant administration of drugs known to inhibit the activity of cytochrome P450 isozymes(CYP1A2@CYP2D6) may increase the plasma levels of clozapine Cimetidine@ caffeine@ fluvoxamine@ and erythromycin may increase plasma levels of FazaCloo (clozapine@ USP)@ potentially resulting in adverse effects Although concomitant use of FazaCloo (clozapine@ USP) and carbamazepine is not recommended@ it should be noted that discontinuation of concomitant carbamazepine administration may result in an increase in FazaCloo (clozapine@ USP) plasma levels [ ADR Type 4 ] Comment: potential risk of valproic acid therapy in patients who are HIV-positive
Codeine Increasing Cns Depression Narcotic analgesics@ alcohol@ general anesthetics@ tranquilizers such as chlordiazepoxide@ sedative-hypnotics@ or other CNS depressants@ causing increased CNS depression. [ ADR Type 4 ] Comment: potential risk of valproic acid therapy in patients who are HIV-positive
Covera Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Diltiazem Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
dothiepin Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers. [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Doxepin Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Flecainide Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Fluoxetine Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers. [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Fluvoxamine Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers. [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Hydrochlorothiazide Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Labetalol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Lofepramine Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Maprotiline Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers. [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Metoprolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Mexiletine Increasing Mexiletine Toxicity Fluoxetine competitively inhibits CYP2D6 activity@thus reduces mexiletine clearnace and increases mexiletine toxicity [ ADR Type 4 ] Comment: potential risk of valproic acid therapy in patients who are HIV-positive
Mexiletine Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
mianserin Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers. [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Moricizine Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Nadolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Nortriptyline Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers. [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Opioids Inefficacy Inefficacy of codeine as analgesic@ narcotic sideeffects@dependence. [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Pacerone Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Paroxetine Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers. [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Phenytoin Toxic Phenomena TCAs inhibit both CYP2D6 and CYP2C19 and that the interaction between TCAs and phenytoin involves inhibition of CYP2C19-catalyzed phenytoin p-hydroxylation@ which inhibits phenytoin elimination@ with a consequent risk for toxic phenomena [ ADR Type 4 ] Inhibitory effects of tricyclic antidepressants (TCAs) on human cytochrome P450 enzymes in vitro: mechanism of drug interaction between TCAs and phenytoin
Practolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Procainamide Hepatotoxicity CYP2D6 is the major human cytochrome P450 isozyme involved in the formation of the reactive metabolite of procainamide@ namely N-hydroxyprocainamide Associated with idiosyncratic hepatotoxicity [ ADR Type 2 ] Role of CYP2D6 in the N-hydroxylation of procainamide
Procainamide Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Pronestyl Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Pronethalol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Propafenone Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Propranolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Propranolol Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Quinidine Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Sertraline Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Sotalol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Sotalol Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Tikosyn Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Timolol Increased Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Tocainide Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Toprol XL Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Tramadol Seizures Doxepin competitively inhibits CYP2D6 activity@thus it increases the level of tramadol in blood and increases the risk of seizures [ ADR Type 4 ] Identification of tramadol and its metabolites in blood from drug-related deaths and drug-impaired drivers
Trazodone Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers. [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Trimipramine Toxicity And Inefficacy Toxicity in poor metabolisers@ inefficacy in ultrarapid metabolisers [ ADR Type 3 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
verapamil Proarrhythmia Proarrhythmic and other toxic effects [ ADR Type 2 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW
Xamoterol Beta-Blockade Increased beta-blockade [ ADR Type 1 ] Drugs in special patient groups: clinical importance of genomics in drug effects In: Carruthers GS, Hoffmann BB,Melmon KL, Nierenberg DW

This panel provides information on drug category

Toxicity Source

InAADR: Drug-Protein-ADRs database