Osmotic Laxative
Peg 3350 and Electrolytes
The FDA lists this product in 3 strengths and forms.
Indications
PEG-3350 and electrolytes for oral solution, USP is a combination of PEG 3350, an osmotic laxative, and electrolytes indicated for cleansing of the colon in preparation for colonoscopy and barium enema X-ray examination in adults ( 1 ) PEG-3350 and electrolytes for oral solution is indicated for bowel cleansing prior to colonoscopy and barium enema X-ray examination in adults.
Contraindications
Gastrointestinal (GI) obstruction ( 4 , 5.6 ) Bowel perforation ( 4 , 5.6 ) Toxic colitis or toxic megacolon ( 4 ) Gastric retention ( 4 ) Ileus ( 4 ) Hypersensitivity to components of PEG-3350 and electrolytes for oral solution ( 4 , 5.8 ) PEG-3350 and electrolytes for oral solution is contraindicated in the following conditions: Gastrointestinal (GI) obstruction ( 5.6 ) Bowel perforation ( 5.6 ) Toxic colitis or toxic megacolon Gastric retention Ileus Hypersensitivity to components of PEG-3350 and electrolytes for oral solution ( 5.8 )
Warnings and precautions
Risk of fluid and electrolyte abnormalities: Encourage adequate hydration, assess concurrent medications, and consider laboratory assessments prior to and after use. ( 5.1 , 5.2 , 7.1 ) Cardiac arrhythmias: Consider pre-dose and post-colonoscopy ECGs in patients at increased risk of serious cardiac arrhythmias. ( 5.2 ) Seizures: Use caution in patients with a history of seizures and patients at increased risk of seizure, including medications that lower the seizure threshold.
( 5.3 , 7.1 ) Patients with renal impairment or taking concomitant medications that affect renal function: Use caution, ensure adequate hydration and consider testing. ( 5.4 , 7.1 , 8.6) Mucosal ulcerations: Consider potential for mucosal ulcerations when interpreting colonoscopy findings in patients with known or suspected inflammatory bowel disease. ( 5.5 , 7.3 ) Patients at risk for aspiration: Observe during administration.
( 5.7 ) Hypersensitivity reactions including anaphylaxis: Inform patients to seek immediate medical care if symptoms occur. ( 5.8 )



