Most symptoms on this list are of digestive nature. It is so because the bacteria enter your body through the mouth in most cases. When it comes to constipation, botulism doesn't give the sign of the slightest hint of stool. The bacteria attack your esophagus. It causes malfunctions in the digestive process. It means that food stops converting into waste and nutrients. If probiotics or laxatives don't help, your best bet would be to visit a doctor. This is one of the fastest symptoms to appear, so you're in luck.
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