The method of drinking the colonoscopy medication varies according to the time of the colonoscopy, with the medication being drunk in segments if the examination is in the morning, or all at once if the examination is in the afternoon. The main colonoscopy drugs include polyethylene glycol, sodium phosphate, mannitol, etc.
1. Drinking medicine in sections: When the examination time is in the morning, drink one packet of polyethylene glycol formulated into 1,000 ml of liquid the night before the examination, and then drink another packet of 1,000 ml of liquid formulated from polyethylene glycol on an empty stomach after waking up in the morning on the day of the colonoscopy, and then finish the third packet of 1,000 ml of liquid formulated from polyethylene glycol in an hour, and drink dimethylsilicone oil immediately after finishing the packet.
2. One-time drinking: when the examination is in the afternoon, wake up in the morning and drink one packet of 1000ml liquid prepared by polyethylene glycol on an empty stomach, try to finish it within 10 minutes, finish the second packet of 1000ml liquid prepared by polyethylene glycol within 1 hour, and finish the third packet of 1000ml liquid prepared by polyethylene glycol within 2 hours, and drink dimethylsilicone oil at the same time immediately after finishing it, and forbid to take food and water at noon, and wait for the examination in the afternoon. .
Bowel cleansing drugs should be used according to the specific conditions of the patient, to discharge watery and slag-free stool is preferred, and the dosage of compound polyethylene glycol also varies from person to person. During the process of bowel cleansing, pay attention to observe whether there are any adverse reactions.
It should be noted that some hospitals use different enteroscopy drugs, as well as sodium phosphate, mannitol, etc. It is necessary to follow the doctor’s instructions and take the drugs in the correct way until the discharge of watery stools before performing a colonoscopy.