PHOSPHATE ENEMA

(Fleet)

Standard Prescription

phosphate enema __mL PR x 1 dose {may repeat x 1 dose}

Dosages

Children 2 to 12 years:
1 pediatric enema PR x 1; may repeat x 1 dose.

Children >12 years and Adults:
1 adult enema PR x 1 dose. May repeat x 1 dose.

Mechanism of Action

Osmotic laxative.

Forms Supplied

Enema sizes:

Pediatric: 65 mL (delivers 60 mL when used as directed)

Adult: 133 mL (delivers 118 mL when used as directed)

Contains monobasic sodium phosphate 16 g/100 mL and dibasic sodium phosphate 6 g/100 mL Sodium content: 3.6g/100 mL

Comments

Not recommended for infants < 6 mo.

Onset of action: 2 to 5 minutes.

May cause hyperphosphatemia, hypernatremia, hypocalcemia, hypotension, and acidosis. Overdose may cause tetany.

AVOID retention of enema as increased systemic absorption can cause severe electrolyte disturbances.

This is a hypertonic solution. Patients should be well-hydrated prior to use as the enema can cause further dehydration.

Contraindicated in severe renal failure, megacolon, bowel obstruction, hypertension and congestive heart failure.

References

44, 67

Last Edited

2019-08-23 20:46:23