Methylcellulose
Indigestible plant residue used as a lubricating agent in the pharmaceutical preparations and as a purgative. it adsorbs water increases faecal bulk and promotes bowel movement. Methylcellulose is in used in the treatment of diarrhea or constipation and in the treatment of irritable bowel syndrome and spastic colon.
Primary Characteristics
It is of Semi Synthetic origin and belongs to CHO .
It belongs to Laxatives pharmacological group on the basis of mechanism of action.
pKa: · Solubility in Water: · Solubility in Alcohol: · Non-proprietary name: Methylcellulose.

Pharmacokinetics
Distribution: Methylcellulose has a volume of distribution is . plasma protein binding is .
Elimination: it is metabolised via , plasma half-life is , renal excretion is .
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Indications
Methylcellulose is primarily indicated in conditions like Constipation, Diarrhoea, Diverticulitis, Irritable bowel syndrome.
Methylcellulose is also indicated for secondary conditions like Obesity.
Contraindications
Methylcellulose is contraindicated in conditions like Intestinal obstruction, Dehydration.
Dosage
Methylcellulose's dosage details are as follows:
| Dose | Single Dose | Frequency | Route | Instructions |
|---|---|---|---|---|
| Adult Dosage | ||||
| 6 g | 6 g | Every 24h | PO | Individed doses. |
| Paediatric Dosage (20kg) | ||||
| 1 g | 1 g | Every 12h | Oral | 7-12 years |
| Neonatal Dosage (3kg) | ||||
| 50 mg/kg | 50 mg/kg | Every 12h | Oral | |
Drug Interactions
Always consult your physician for the change of dose regimen or an alternative drug of choice that may strictly be required.
Side Effects
Methylcellulose is known to cause more or less tolerable side effects which are usually transient. These include Bloating distension, Diarrhea, Fluid retention, Nausea.
Warnings / Precautions
Available Brands
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Multi-Ingredient Combinations
Storage Conditions
Drug Classification
- 1.21.7 — Other ophthalmologicals
Manufacturers
Manufacturers of Methylcellulose in Pakistan: