Methylcellulose syrup

Methylcellulose and carboxymethylcellulose are forms of the familiar polysaccharide cellulose that have been treated to make them more soluble in water. Cellulose is a long chain made of the sugar glucose. The long chains mix with water to create a thick syrup or gel. 

Nevertheless, simpler suspending and flavouring agents can also be prepared at the dispensary (e.g. methylcellulose 1%, or other celluloses such as hypromellose, microcrystalline cellulose, sodium carboxy-methylcellulose at 1-2%, xanthan gels, pharmacopoeial syrups, or mixtures of the above). In some formulations suspending agents may not be required, for example, when it is known that the drug is soluble... 

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