Pulvis Rhei cum Magnesia, B.P.C., Rhubarb Powder with Magnesia.

Format explanation
Related entry: Rhubarb Root - Ginger

Synonym.—Improved Gregory's Powder.

Rhubarb Root, in powder 22.22 | 1ounce
Light Magnesium Carbonate 66.66 | 3ounces
Ginger, in powder 11.11 |  ½ounce

Mix the powders lightly, and pass through a fine sieve, or muslin. Heavy magnesium carbonate may be employed if a less bulky powder be desired.

Dose.—1 to 4 grammes (15 to 60 grains).

The British Pharmaceutical Codex, 1911, was published by direction of the Council of the Pharmaceutical Society of Great Britain.