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Direct Acting Antivirals: shortage status in Canada

15 of the 33 direct acting antivirals rxstat tracks are currently in shortage in Canada. When one drug in a class is short, demand often shifts to its alternatives, so related drugs can tighten too; each page below shows which manufacturers are affected and the latest recovery estimates.

Partial shortageAdefovir Dipivoxil1 of 2 reported products affected Partial shortageAtazanavir3 of 8 reported products affected Partial shortageDarunavir2 of 9 reported products affected · est. return Jul 24, 2026 Partial shortageEfavirenz1 of 6 reported products affected Partial shortageEfavirenz Tenofovir Disoproxil Emtricitabine3 of 7 reported products affected · est. return Dec 31, 2026 Partial shortageEntecavir2 of 5 reported products affected · est. return Aug 7, 2026 Partial shortageFamciclovir3 of 17 reported products affected Partial shortageLamivudine1 of 6 reported products affected · est. return Jul 3, 2026 Partial shortageLamivudine Abacavir1 of 7 reported products affected Partial shortageNevirapine1 of 6 reported products affected Partial shortageOseltamivir1 of 6 reported products affected Partial shortageTenofovir Disoproxil2 of 6 reported products affected Partial shortageTenofovir Disoproxil Emtricitabine2 of 5 reported products affected Partial shortageValacyclovir4 of 21 reported products affected · est. return Sep 29, 2026 Partial shortageValganciclovir2 of 6 reported products affected · est. return Feb 28, 2027 DiscontinuedAsunaprevir0 of 1 reported products affected DiscontinuedAtazanavir Cobicistat0 of 1 reported products affected DiscontinuedDelavirdine0 of 1 reported products affected DiscontinuedDidanosine0 of 4 reported products affected DiscontinuedEmtricitabine0 of 1 reported products affected DiscontinuedEnfuvirtide0 of 1 reported products affected DiscontinuedFosamprenavir0 of 2 reported products affected No current shortageInosine Pranobex No current shortageLetermovir DiscontinuedNelfinavir0 of 2 reported products affected DiscontinuedOmbitasvir Paritaprevir Ritonavir0 of 1 reported products affected DiscontinuedRitonavir Ombitasvir Dasabuvir Paritaprevir0 of 1 reported products affected DiscontinuedSaquinavir0 of 2 reported products affected DiscontinuedStavudine0 of 4 reported products affected DiscontinuedTelbivudine0 of 1 reported products affected DiscontinuedTipranavir0 of 1 reported products affected DiscontinuedZidovudine Abacavir Lamivudine0 of 2 reported products affected No current shortageZidovudine Lamivudine

Guides: what to do when your medication is in shortage · how to read these statuses

Class groupings follow the WHO ATC classification in Health Canada's reports. Data reflects manufacturer mandatory filings; see methodology.