Can you get food poisoning from couscous?

Yes. Any food can be contaminated by bacteria, toxins or chemicals.
Yes. Any improperly handled or prepared food can put you at risk of food poisoning. Food poisoning can be from bacterial contamination, a viral illness or from a toxin produced by a bacteria that is now in the food. Washing your hands, food and observing good hygiene in the kitchen can help reduce your risk.