Here are your treatment choices:
Nitroimidizoles: Metronidazole, Flagyl®
Tinidazole, Fasigin®, Fasigyn®
Benzimidazoles: Albendazole
Mebendazole
Fenbendazole(?)
and Quinine analogues:
Quinacrine, Atebrine®
Quinine
Mefloquine (Larium®)
Tinidazole is not available in Canada, but it is in Mexico.
http://www.aidsinfonyc.org/pwahg/info/tini.html