Sclerosing Agents—Sodium Morrhuate * *From the College of Pharmacy, University of Nebraska, Lincoln, Neb. † †The authors wish to express their appreciation for samples and other cooperation given them in this project by George A. Breon and Co., Burroughs Wellcome and Co., Crookes Laboratories, Inc., The Drug Products Co., Endo Products, Inc., Harvey and Co., Kremers‐Urban Co., The Lakeside Laboratories, Eli Lilly and Company, The Loeser Laboratory, Wm. S. Merrell and Co., Miller and Co., Parke, Davis and Co., G. D. Searle and Co., Sherman and Co., Ulmer and Co. and the Upjohn Company.