The invention provides an automatic infusion monitoring and prompting system in a hospital, and belongs to the technical field of medical apparatus. The system includes an input display part, a sensor part, a micro controller part, a wireless emission part, a wireless receiving part, a display warning part and a carrying device. The system can display the drug capacity of an infusion bottle in real time, a nurse can input an expected dosage of a drug before conducting fluid infusion, when an infusion amount is close to a set value, the system sends a warning signal and reminds stuff in a nurse room, so it is convenient to change drugs or end the infusion of a patient. According to the automatic infusion monitoring and prompting system in the hospital, the problem can be solved that when subjected to infusion, the patient needs to pay attention to whether or not the infusion is finished, which is conducive to the rest of the patient who is subjected to the infusion, and family accompanying can be avoided when the patient is subjected to the infusion.