Do not use  GoLYTELY if you have a perforated bowel, a bowel obstruction or severe constipation, or colitis or toxic megacolon. GoLYTELY can cause dangerous or life-threatening side effects in people with these conditions.
Before taking this medicine
You should not use this medicine if you are allergic to polyethylene glycol or any other electrolyte solutions (such as Pedialyte or Gatorade), or if you have:
a perforated bowel;
a bowel obstruction or severe constipation; or
colitis or toxic megacolon.
GoLYTELY can cause dangerous or life-threatening side effects in people with these conditions.
People with eating disorders (such as anorexia or bulimia) should not use this medicine without the advice of a doctor.
Tell your doctor if you have ever had:
heart problems, or a heart attack;
an electrolyte imbalance (such as low levels of potassium or sodium in your blood);
kidney disease;
a seizure;
gastroesophageal reflux disease (GERD), ulcerative colitis, or other stomach or bowel disorder;
trouble swallowing, aspiration (accidentally inhaling food or drink);
a genetic enzyme deficiency called glucose-6-phosphate dehydrogenase (G6PD) deficiency; or
a drug or alcohol addiction.
Tell your doctor if you are pregnant or breast-feeding.
This medicine may contain phenylalanine. Talk to your doctor before using if you have phenylketonuria (PKU).
