The Public Health Agency of Canada says it cannot reveal the condition of the Quebec patients because it is private health information.
Tourists from the USA, Ireland, Germany and Spain were also among the sick.
One patient who was not from Canada died. The French health authority is leading the investigation.
PHAC says there could be more cases, including among other Canadians traveling in France, as it can take up to eight days for symptoms of botulism to appear.
It says anyone who ate at the wine bar between September 4th and 10th should monitor themselves and seek immediate medical attention if they experience symptoms such as nausea, vomiting, constipation, blurred or double vision, difficulty swallowing, Has dry mouth or difficulty breathing.
Tchin Tchin Wine Bar is located in an area popular with tourists. It is also close to the 2023 Rugby World Cup fan zone.
Botulism is a rare but serious disease caused by bacteria that produce a toxin. It is usually spread through consumption of food or drinks contaminated with the toxin.
Botulism can cause respiratory failure, paralysis and sometimes death.
Food that has not been properly preserved, preserved, or fermented is a common cause of botulism.
PHAC says safe food handling practices can help prevent botulism, including refrigerating leftover food immediately, using food stored in oil within 10 days of opening the containers, storing these types of food in the refrigerator , the proper preservation of food and the consumption of food from dented cans, bulging or leaking.
-With files from The Associated Press
This report by The Canadian Press was first published Sept. 15, 2023.
The Canadian Press Health Insurance is supported through a partnership with the Canadian Medical Association. CP is solely responsible for this content.
The Canadian Press
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