Drugs >  Sodium Phosphates
Sodium Phosphates
Pronunciation
Brand Names
Foreign Brand Names
Therapeutic Categories
Reasons not to take this medicine
What is this medicine used for?
How does it work?
How is it best taken?
What do I do if I miss a dose?
What are the precautions when taking this medicine?
What are the common side effects of this medicine?
What should I monitor?
Reasons to call healthcare provider immediately
How should I store this medicine?
General statements

Pronunciation
(SOW dee um FOS fates)

Brand Names
Fleet® Enema [OTC]; Fleet® Phospho®-Soda [OTC]; Visicol™

Foreign Brand Names
Enemol™ (Canada)

Therapeutic Categories
Electrolyte Supplement, Oral; Laxative

Reasons not to take this medicine

  • If you have an allergy to sodium phosphate or any other part of the medicine.
  • If you have any of the following conditions: Enlarged colon, blockage in the intestinal tract, a weakened heart (congestive heart failure), fluid in the belly (ascites).
  • Tablets should not be used if you are on a low salt diet.
  • Tablets should not be used if you have any of the following conditions: Unstable angina, severe constipation, slow movement through the intestinal tract, kidney disease, poor emptying of the stomach, blockage in the gastrointestinal tract, active colitis, under-active thyroid gland or scleroderma causing a slow moving gastrointestinal tract.
  • The enema should not be used in children younger than 2 years of age.
  • The tablets are for adults only.


What is this medicine used for?

  • The oral and rectal medicines may be used as a laxative to clean out the colon for rectal and bowel exams.
  • They may be used to prevent and treat low phosphate levels in your body or to treat constipation.


How does it work?

  • As a laxative, it pulls water into the small intestine. This causes the intestine to stretch and push its contents through.
  • It is also a source of phosphate for your body.


How is it best taken?

  • Do not take the tablets or liquid with magnesium- or aluminum-containing antacids or sucralfate.
  • For rectal and bowel exams:
    • You should be eating a clear liquid diet for 12 hours before taking the tablets.
    • Take tablets on an empty stomach. Take each dose with at least a full glass of water.
    • Do not repeat this within 7 days.
  • For constipation:
    • Take on an empty stomach.
    • A liquid (solution) is available for patients who cannot swallow pills.
    • Mix dose with one-half cup of cool water. Drink a full glass of water afterwards.
    • Do not take another dose for at least 24 hours.
    • Use the enema rectally.


What do I do if I miss a dose?

  • This medicine is usually given on an as needed basis. Directions for missed doses are not usually necessary.
  • If taking for rectal or bowel exam, take a missed dose as soon as possible.
  • Do not take a double dose or extra doses.


What are the precautions when taking this medicine?

  • Over use of laxatives may cause a need for laxatives to have a bowel movement.
  • Laxatives should not be used for more than 1 week unless told to do so by healthcare provider.
  • Use the tablets cautiously if you have inflammatory bowel disease. Talk with healthcare provider.
  • Medications taken after using the tablets may not be absorbed into your system.
  • Use caution if you have a weakened heart. There is extra salt in the medicine. Added water is needed for the tablet and liquids forms. Talk with healthcare provider.
  • Do not use tablet if on a low-salt diet or if you have kidney disease. Talk with healthcare provider.
  • Check medicines with healthcare provider. There are some that may need to be used cautiously with the tablets.
  • Use caution if you are taking tablets and have had a recent heart attack (within 3 months) or heart surgery. Talk with healthcare provider.
  • Tell healthcare provider if you are allergic to any medicine. Make sure to tell about the allergy and how it affected you. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, throat; or any other symptoms involved.
  • Tell healthcare provider if you are pregnant or plan on getting pregnant.
  • Tell healthcare provider if you are breast-feeding.


What are the common side effects of this medicine?

  • Nausea and vomiting. Frequent mouth care, sucking hard candy, or chewing gum may help.
  • Bloating, belly pain, and cramps.
  • Dizziness. Rise slowly over several minutes from sitting or lying position. Be careful climbing stairs.
  • Avoid driving, doing other tasks or activities that require you to be alert until you see how this medicine affects you.
  • Headache.
  • Diarrhea.


What should I monitor?

  • If taking for constipation, watch for return of bowel movements.
  • If taking tablets, you may see parts of the tablets in your stool.


Reasons to call healthcare provider immediately

  • Signs of a life-threatening reaction. These include wheezing; tightness in the chest; fever; itching; bad cough; blue skin color; fits; swelling of face, lips, tongue, throat.
  • If liquid medicine does not come out after rectal use.
  • If bleeding occurs after rectal use.
  • Severe constipation.
  • Passing out, fainting, dizziness, or lightheadedness.
  • Chest pains, fast heartbeats, shortness of breath, or decreased ability to walk.
  • Severe nausea, vomiting, or diarrhea.
  • Any rash.


How should I store this medicine?

  • Store at room temperature.


General statements

  • Do not share your medicine with others and do not take anyone else's medicine.
  • Keep all medicine out of the reach of children and pets.
  • Keep a list of all your medicines (prescription, herbal/supplements, vitamins, over-the-counter) with you. Give this list to healthcare provider (doctor, nurse, pharmacist, physician assistant).
  • Talk with healthcare provider before starting any new medicine, including over-the-counter or natural products (herbs, vitamins).


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