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DrugsLevel 4 LocalisationS3POWEML

Sodium Picosulphate/ Magnesium Oxide/ Citric Acid

CombinationLaxative

Indications

Registered South African indications:

  • Bowel evacuation 

Cautions

Contraindications

  • Hypersensitivity to the active ingredients or any of the excipients in this combination product 
  • Severe renal impairment
  • Congestive cardiac failure
  • Gastric retention
  • Gastrointestinal ulceration
  • Toxic colitis
  • Toxic megacolon
  • Ileus
  • Nausea and vomiting
  • Acute surgical abdominal conditions 
  • Known or suspected gastrointestinal obstruction or perforation
  • Severe dehydration
  • Rhabdomyolysis
  • Hypermagnesemia
  • Active inflammatory bowel disease

Cautions

  • Pregnancy 
  • Mild to moderate renal impairment 
  • Elderly
  • Low body weight
  • Children
  • Debilitated patients 
  • Patients at risk for hypokalaemia or hyponatraemia
  • Recent gastrointestinal surgery
  • Cardiovascular disease
  • Prolonged use 
  • Potassium-controlled diet 
  • Galactose intolerance
  • Lapp lactase deficiency
  • Glucose-galactose malabsorption

Adult dosage

Forms avail. in SA and covered in this monograph: pdr

Bowel evacuation 
- in preparation for gastrointestinal examination
- prior to surgery
- prior to intravenous pyelogram
- in severe constipation 

Sodium Picosulphate/ Magnesium Oxide/ Citric Acid
10mg/3.5g/12g (per sachet)

  • Oral (pdr): Initial: 1 sachet, at 10-18hrs prior to examination; Then: 1 sachet, 4-6hrs prior to procedure

Dissolve the sachet in a glass of warm water


Continue drinking one glass of clear sugar-free fluids every hour until bedtime


No fluids for 6hrs prior to examination

Paediatric dosage

Paed. forms avail. in SA and covered in this monograph: pdr

Bowel evacuation 
- in preparation for gastrointestinal examination
- prior to surgery
- prior to intravenous pyelogram
- in severe constipation 

Sodium Picosulphate/ Magnesium Oxide/ Citric Acid
10mg/3.5g/12g (per sachet)

Younger than 2 years

  • Not established for use

Between 2-4 years

  • Oral (pdr): Initial: 1/4 sachet, at 10-18hrs prior to examination; Then: 1/4 sachet, 4-6hrs prior to procedure 

Between 4-9 years 

  • Oral (pdr): Initial: 1/2 sachet, at 10-18hrs prior to examination; Then: 1/2 sachet, 4-6hrs prior to procedure 

Older than 9 years

  • See adult dosage

Dissolve the sachet in a glass of warm water


Continue drinking one glass of clear sugar-free fluids every hour until bedtime


No fluids for 6hrs prior to examination

Special populations

Recommendations for this combination product as per highest risk category when comparing individual active ingredients 

Pregnancy

Breastfeeding

Renal Impairment

Hepatic Impairment

Elderly

Adverse reactions

Central Nervous System Disorders

  • Confusional state
  • Seizures
  • Epilepsy 
  • Headache

Gastrointestinal Disorders

  • Nausea and vomiting
  • Proctalgia
  • Abdominal pain
  • Aphthoid ileal ulcers
  • Diarrhoea
  • Faecal incontinence

Endocrine and Metabolic Disorders

  • Hyponatraemia
  • Hypokalaemia

Skin and Subcutaneous Tissue Disorders

  • Rash
  • Urticaria
  • Purpura 

Immune, Blood and Lymphatic System Disorders

  • Anaphylactic reaction
  • Hypersensitivity

Interactions

  • Diuretics
  • Corticosteroids
  • Lithium
  • Antiepileptics
  • Oral contraceptives
  • Oral anti-diabetics
  • Oral antibiotics
  • Tetracycline
  • Fluoroquinolone
  • Iron
  • Digoxin
  • Chlorpromazine
  • Penicillamine
  • Bulk-forming laxatives
  • Potassium-depleting agents 
  • Tricyclic antidepressants
  • Selective serotonin reuptake inhibitors
  • Antipsychotics
  • Carbamazepine
  • Non-steroidal anti-inflammatory drugs 

Monitoring

None routine. Specific cases may require

  • Electrolytes
  • Renal function
  • ECG

Mechanism of action

Sodium picosulphate
Sodium picosulfate is hydrolyzed by colonic bacteria to form an active metabolite: bis-(p-hydroxy-phenyl)-pyridyl-2-methane, which acts directly on the colonic mucosa to stimulate colonic peristalsis. It works as a contact laxative.

Magnesium Oxide
Magnesium oxide is a magnesium supplement.

Citric Acid
Sodium citrate is metabolized to sodium bicarbonate and acts as a systemic alkalizer. 

Dosage forms

  • Powder, oral

Formulation

COMBINATION PREPARATIONS

Sodium Picosulphate / Magnesium Oxide/ Citric Acid

Powder 10mg/3.5g/12g

  • Picolax (Ferring)
  • Picoprep (Beta Pharma)

References

1. https://www.medicines.org.uk/emc/medicine/670 (28/07/2016_Ferring_Picolax_oral sol) 2. https://drive.google.com/drive/folders/0B27NqM_vidrmNDJURnktVWhVMVU (03/2014_Beta Pharma_Picoprep_pwd) 3. https://www.uptodate.com/contents/sodium-picosulfate-magnesium-oxide-and-citric-acid-drug-information?source=search_result&search=Sodium%20Picosulphate%2F%20Magnesium%20Oxide%2F%20Citric%20Acid&selectedTitle=1~150 4. Individual monographs: - https://admin.emguidance.com/medicine-edit/d2dbf9fe-b6ef-4d97-9641-ca3ab8d837c3?pageNum=2 (Sodium Picosulphate) - https://admin.emguidance.com/medicine-edit/3194fb3f-0144-4291-8acc-b7b3e0060953?pageNum=1 (Magnesium Oxide) - https://admin.emguidance.com/medicine-edit/3eed4489-73c2-4ff7-b064-cfb143024d94?pageNum=1 (Citric Acid)

Brands & products

1 product · cached snapshot
Trade names (2)
  • Picolax
  • Picoprep

POWPowder, oral· 1 product

from R160.99
ProductStrengthPackApplicantMin price
Picolax10 mg;g;g2Ferring (Pty) LtdR160.99

Medical aid coverage

data not yet integrated
Discovery Health
not yet integrated
  • Comprehensive Series—
  • Executive Plan—
  • KeyCare Series—
  • Priority Series—
  • Saver Series—

Formulary scraper pending — coverage tier, co-pay and authorisation requirements will appear here once data is ingested.

Bonitas Medical Fund
not yet integrated
  • BonClassic—
  • BonComprehensive—
  • BonEssential—
  • BonFit Select—
  • BonSave—
  • BonStart—

Formulary scraper pending — coverage tier, co-pay and authorisation requirements will appear here once data is ingested.

GEMS — Government Employees Medical Scheme
not yet integrated
  • Beryl—
  • Emerald—
  • Onyx—
  • Ruby—
  • Sapphire—
  • Tanzanite One—

Formulary scraper pending — coverage tier, co-pay and authorisation requirements will appear here once data is ingested.

POLMED — Police Medical Aid Scheme
not yet integrated
  • Aquarium Option—
  • Efficiency Option—
  • Marine Option—

Formulary scraper pending — coverage tier, co-pay and authorisation requirements will appear here once data is ingested.

Interacts with 3 known drugs

Check against other drugs →
NeoHealth® ID 15695 · updated 10/15/2022