Granisetron

66 interactions 5 explained in plain English

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated Jul 4, 2026 · Editorial policy · Data sources

Sources: FDA prescribing information (Structured Product Labeling), the published literature cited in each entry, DDInter 2.0 (a major open-access drug-interaction database), and legacy DrugBank interaction data distributed by the NIH's RxNav service (decommissioned in 2024) — analyzed and reviewed by our pharmacist team. How we build this library →

Most serious with: Moxifloxacin Ophthalmic Lithium Carbonate Disopyramide Dolasetron Injection Deutetrabenazine Palonosetron Injection

66 Major

All (66) Major (66)

Major

Granisetron Acetaminophen And Codeine Capital® & Codeine Explained Increased risk of serotonin syndrome Details Granisetron Amitriptyline Elavil Explained Increased risk of serotonin syndrome and QT-interval prolongation Details Granisetron Sertraline Explained Increased risk of serotonin syndrome and an increased risk of QT interval prolongation Details Granisetron Buprenorphine Belbuca Explained An increased risk of QT interval prolongation and an increased risk of serotonin syndrome Details Granisetron Relugolix Orgovyx Explained Increased risk of QT interval prolongation Details Granisetron Amisulpride Injection Barhemsys Increased risk of serious ventricular arrhythmias such as torsades de pointes Details Granisetron Arsenic Trioxide Trisenox An increased risk of QT interval prolongation Details Granisetron Aripiprazole Injection Abilify An increased risk of QT interval prolongation Details Granisetron Arsenic Trioxide Injection Trisenox An increased risk of QT interval prolongation Details Granisetron Asenapine Transdermal Patch Secuado Increased risk of QT interval prolongation Details Granisetron Azithromycin AzaSite An increased risk of QT interval prolongation Details Granisetron Alfuzosin UroXatral An increased risk of QT interval prolongation Details Granisetron Anagrelide Agrylin Increased risk of QT interval prolongation Details Granisetron Bedaquiline Sirturo Increased risk of QT interval prolongation Details Granisetron Butorphanol Injection Butorphic Increased risk of serotonin syndrome Details Granisetron Butorphanol Nasal Spray Stadol® NS Increased risk of serotonin syndrome Details Granisetron Chloroquine Aralen® An increased risk of QT interval prolongation Details Granisetron Dasatinib Phyrago An increased risk of QT interval prolongation Details Granisetron Degarelix Injection Firmagon Increased risk of QT interval prolongation Details Granisetron Deutetrabenazine Austedo An increased risk of QT interval prolongation Details Granisetron Disopyramide Norpace An increased risk of QT interval prolongation Details Granisetron Dofetilide Tikosyn An increased risk of QT interval prolongation Details Granisetron Dolasetron Anzemet Increased risk of serotonin syndrome and QT-interval prolongation Details Granisetron Dolasetron Injection Anzemet Increased risk of serotonin syndrome and QT-interval prolongation Details Granisetron Encorafenib Braftovi Increased risk of QT interval prolongation Details Granisetron Entrectinib Rozlytrek An increased risk of QT interval prolongation Details Granisetron Fentanyl Transdermal Patch Duragesic® Increased risk of serotonin syndrome Details Granisetron Flecainide Tambocor® An increased risk of QT interval prolongation Details Granisetron Foscarnet Injection Foscavir Increased risk of QT interval prolongation Details Granisetron Fostemsavir Rukobia Increased risk of torsade de pointes Details Granisetron Gatifloxacin Ophthalmic Zymar® Increased risk of QT interval prolongation and torsade de pointes Details Granisetron Gemifloxacin Factive An increased risk of QT interval prolongation Details Granisetron Glasdegib Daurismo Increased risk of QT interval prolongation Details Granisetron Goserelin Implant Zoladex Increased risk of QT interval prolongation Details Granisetron Histrelin Implant Supprelin Increased risk of QT interval prolongation Details Granisetron Hydromorphone Injection Dilaudid Increased risk of serotonin syndrome Details Granisetron Hydromorphone Rectal available generically Increased risk of serotonin syndrome Details Granisetron Hydroxychloroquine Plaquenil Increased risk of QT interval prolongation Details Granisetron Inotuzumab Ozogamicin Injection Besponsa Increased risk of QT interval prolongation Details Granisetron Ivabradine Corlanor Increased risk of QT prolongation Details

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