Why would a patient be put on NPO?
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4 min read
According to the American Society of Anesthesiologists, most healthy patients can safely consume clear liquids up to two hours before a procedure requiring anesthesia. So, why would a patient be put on NPO for longer periods? The instruction, from the Latin "nil per os" or "nothing by mouth," is a critical safety measure used to prevent serious complications during a variety of medical procedures and tests.
