Pegasys Drug Interactions: 233 Major, 162 Moderate
Pegasys (Peginterferon Alfa-2a) Drug Interactions
Check all documented drug-to-drug interactions. Major, moderate, and minor interactions with descriptions.
A therapy excluded from this list does not necessarily mean no interaction exists between that therapy and Pegasys. Always confirm against the full prescribing information.
100 interactions
Acetaminophen
The metabolism of Acetaminophen can be decreased when combined with Peginterferon alfa-2a.
Level 2 evidence
Acyclovir
The metabolism of Acyclovir can be decreased when combined with Peginterferon alfa-2a.
Level 2 evidence
Albendazole
The metabolism of Albendazole can be decreased when combined with Peginterferon alfa-2a.
Level 2 evidence
Aldesleukin
The risk or severity of adverse effects can be increased when Peginterferon alfa-2a is combined with Aldesleukin.
Level 2 evidence
Allopurinol
The risk or severity of adverse effects can be increased when Allopurinol is combined with Peginterferon alfa-2a.
Level 1 evidence
Alosetron
The metabolism of Alosetron can be decreased when combined with Peginterferon alfa-2a.
Level 2 evidence
Amitriptyline
The metabolism of Amitriptyline can be decreased when combined with Peginterferon alfa-2a.
Level 2 evidence
Anastrozole
The risk or severity of cardiotoxicity can be increased when Peginterferon alfa-2a is combined with Anastrozole.
Level 2 evidence
Anthrax immune globulin human
The therapeutic efficacy of Anthrax immune globulin human can be decreased when used in combination with Peginterferon alfa-2a.
Level 2 evidence
Antipyrine
The metabolism of Antipyrine can be decreased when combined with Peginterferon alfa-2a.
Level 2 evidence
Articaine
The risk or severity of methemoglobinemia can be increased when Peginterferon alfa-2a is combined with Articaine.
Level 1 evidence
Asenapine
The metabolism of Asenapine can be decreased when combined with Peginterferon alfa-2a.
Level 2 evidence
Enter your NPI to unlock 52 major interactions for Pegasys
Pegasys (Peginterferon Alfa-2a) has 460 documented drug interactions. Always review the full list with a pharmacist before co-prescribing.
Pegasys (Peginterferon Alfa-2a) has 233 major, 162 moderate, and 65 minor documented interactions.
A therapy excluded from this list does not necessarily mean no interaction exists between that therapy and Pegasys. Always confirm against the full prescribing information.