Iohexol

12 interactions 1 explained in plain English
Dr. Brian Staiger, PharmD, BCPS
Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Updated Jul 11, 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: Atenolol Acebutolol Betaxolol Betaxolol Ophthalmic Bisoprolol Esmolol
12 Major
All (12) Major (12)

Major

Iohexol Atenolol Tenormin Explained Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details Iohexol Acebutolol Sectral® Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details Iohexol Betaxolol Betoptic S Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details Iohexol Betaxolol Ophthalmic Betoptic® Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details Iohexol Bisoprolol Zebeta® Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details Iohexol Esmolol Brevibloc Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details Iohexol Labetalol Normodyne® Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details Iohexol Levobunolol Ophthalmic AKBeta® Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details Iohexol Metformin Fortamet® Increased risk of acute decrease in renal function and occurrence of lactic acidosis Details Iohexol Nadolol Corgard Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details Iohexol Nebivolol Bystolic Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details Iohexol Penbutolol Levatol® Lower threshold for contrast reactions, increased risk of more severe contrast reaction, reduced efficacy when treating hypersensi... Details

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Educational information only, not medical advice. Always confirm interactions with your pharmacist or prescriber before making any change to your medications.