SAFETY UPDATE: Antiretroviral drug interactions with non-prescription medications

June 2017 – Drug interactions between antiretroviral drugs and other medications can result in loss of therapeutic efficacy or drug toxicity. Selected proton pump inhibitors and inhaled corticosteroids recently became available as non-prescription products in BC. These, and other non-prescription medications, can have clinically important interactions with certain antiretroviral drugs. This bulletin summarizes clinically important antiretroviral drug interactions with non-prescription drugs.

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Canada Post has provided notification of restarting their operations on December 17, 2024. As Canada Post ramps up and stabilizes their services, the BC-CfE will continue the following measures on an interim basis to minimize service disruption to BC-CfE clients and providers.

  • The BC-CfE Laboratory will utilize private courier for delivery of outgoing reports and documents. (Lab Contact Information: Phone 604-806-8775; FAX 604-806-9463)
  • The BC-CfE Drug Treatment Program (DTP) will fax outgoing forms and documents to the provider’s office. (DTP Contact Information: Phone 604-806-8515; FAX 604-806-9044)
  • St. Paul’s Hospital Ambulatory Pharmacy will utilize private courier for delivery of medications. (Contact Information: Phone 1-800-547-3622; FAX 604-806-8675)