Proceedings of the Annual Meeting of the Missouri Pharmaceutical Association Volume 19

Proceedings of the Annual Meeting of the Missouri Pharmaceutical Association Volume 19

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1897 edition. Excerpt: ...Bark, Coriander, Caraway, Fennel, of each 'Z drachms. Orange Peel, 6 drachms. Podophyllum, Anise, of each 1 ounce Troy Alexandria Senna, 12 ounces Troy Tartaric Acid, 1 ounce Troy. All the ingredients except the tartaric acid are ground for percolation Twenty-five per cent alcohol is used as menstrnum. Proceed ID the same manner as for fluid extracts. To one pint of fluid extract thus prepared one ounce of tartaric acid is added. The mixture is shaken frequently for three or four days, and then allowed to stand for one week, filtered and mixed with three pints of simple syrup. It is a Well--known fact that the principle in senna which causes griping is the resin, which is extracted by alcohol or by heat, as in boiling. A twenty-five per cent alcoholic menstruum will not extract very much of the resin. Still there will be some present. This is shown by the flnished product forming rings of resin in the container, and also by the griping it produces, more or less, upon administration. To remedy this tartaric acid is added, which precipitates the resin almost completely. I would mention here that I always make the fluid extract by repercolation. ' I have brought a sample of the preparation made according to this formula for your examination. Formula No. 2. Prepare one pint of fluid extract the same as directed for formula No. 1. Evaporate on a water or vapor bath until all of the alcohol is driven off. Or, regain the alcohol by distillation. Add sutflcient water to the residue to bring the volume back to a pint. To this add the tartaric acid, shake frequently for several days, allow to stand for one week, filter, add two fluid ounces of alcohol--when the alcohol is regained by distillation take three fluid ounces of the distillate, and...show more

Product details

  • Paperback | 40 pages
  • 189 x 246 x 2mm | 91g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236944569
  • 9781236944566