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August 2023
Patients taking the stomach-acid–suppressing drug cimetidine, which is available over the counter as a generic, should be aware of its clinically important interactions with many other prescription medications.
May 2023
Patients taking the antifungal drug voriconazole (VFEND), which is marketed in both oral and injectable forms, should be aware that it has clinically important interactions with many other prescription medications.
December 2022
Patients taking fluvoxamine (LUVOX), a selective serotonin reuptake inhibitor (SSRI), should be aware that it has clinically important interactions with many other prescription and over-the-counter medications.
October 2022
Patients taking the commonly prescribed antidepressant citalopram should be aware that it has clinically important and potentially dangerous interactions with many other prescription and over-the-counter medications.
August 2022
Patients taking the oral combination antiviral drug PAXLOVID (nirmatrelvir and ritonavir), which is used to treat COVID-19, should be aware that it has clinically important and potentially dangerous interactions with many other prescription medications.
July 2022
Many studies have suggested that breast cancer risk, via prolactin elevation, is increased by antipsychotic medications, but the results were mixed and warranted further, more rigorous investigation. A recent, large observational study has added stronger evidence that certain antipsychotic medications increase breast cancer risk.
June 2022
Patients taking the drug quinidine should be aware that it has clinically important and potentially dangerous interactions with many other prescription medications.
February 2022
Patients taking the commonly prescribed antidepressant fluoxetine should be aware that it has clinically important and potentially dangerous interactions with many other prescription and over-the-counter medications.
November 2021
Patients taking the oral antifungal drug itraconazole (SPORANOX, TOLSURA) should be aware that it has clinically important interactions with many other prescription medications that can affect the safety or effectiveness of itraconazole or the interacting drugs.
July 2020
Patients taking the commonly prescribed antibiotic azithromycin (ZITHROMAX) should be aware that it has clinically important dangerous interactions with many other prescription medications.
April 2020
Patients taking the commonly prescribed antibiotic clarithromycin (BIAXIN XL) should be aware that it has clinically important interactions with many other prescription medications.
December 2019
Patients taking the commonly prescribed antifungal drug fluconazole (DIFLUCAN) should be aware that it has clinically important interactions with many other prescription medications. Some of these interactions can lead to an increased risk of fatal heart rhythm abnormalities.
July 2012
This article updates and expands our earlier list of drugs that can have harmful interactions with grapefruit juice. The list now includes 82 different drugs.