* Shoppers Drug Mart: Shoppers Drug Mart is another national drug store chain with locations across Canada. They also carry Activon, and you can check the store locator on their website to find a location near you.
* London Drugs: London Drugs is a Western Canadian drug store chain with locations in Alberta, British Columbia, Saskatchewan, and Manitoba. They also carry Activon, and you can check on the store locator on their website to find a location near you.
* McKesson Canada: McKesson Canada is a pharmaceutical distributor that supplies Activon to hospitals and pharmacies across the country. While they don't sell directly to consumers, they may be able to provide information on where you can purchase Activon in Ontario.
* Online Retailers: Various online retailers sell Activon, including Amazon.ca and Well.ca. You can also find Activon on the website of the manufacturer, ConvaTec.