Taking a clear liquid diet means that you will not be taking any form of solid food at all. This type of diet is prescribed by the doctor if you suffer from a gastrointestinal disorder or if you are being prepared for or perhaps just went through surgery of the gastrointestinal tract including the oral cavity. It could also be given as part of the preparation for diagnostic tests. This is to ensure that vomiting, severe diarrhea, or nausea will occur before a colonoscopy or during a treatment of IBD (inflammatory bowel disease).

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