Safety and Efficacy of High Dose Bowel Preparation Solutions for Patients With Difficult To Clean Colons For Colonoscopy

"Standard 1/2 Dose: 153 g MiraLAX + 32 oz Gatorade 2 liters, 2 liters NuLYTELY, 1 liter MoviPrep, 16 oz (1 bottle) SuPREP, 10 oz (1 bottle) MagCitrate.~Standard Full Dose: 306 g MiraLAX + 64 oz Gatorade, 4 liters NuLYTELY, 2 liters MoviPrep, 32 oz (2 bottles) SuPREP, 20 oz (2 bottles) MagCitrate.~Step 1: 51 g MiraLAX\* noon the day-prior; Full dose - 51 g MiraLAX 6 PM day-prior; 1/2 dose 4 hours before the colonoscopy.~Step 2: 1/2 dose noon the day-prior; Full dose 6 PM the day-prior; 1/2 dose 4 hours before the colonoscopy.~Step 3: Full dose noon the day-prior; Full dose 6 PM the day-prior; 1/2 dose 4 hours before the colonoscopy.~Step 4: 1/2 dose 6 PM 2 days-prior; Full dose noon the day-prior; Full dose 6 PM the day-prior; 1/2 dose 4 hours before the colonoscopy.~Step 5: Full dose 6 PM 2 days-prior; Full dose noon the day-prior; Full dose 6 PM the day-prior; 1/2 dose 4 hours before the colonoscopy."