- Chicago Pharmacal Co., a corporation, Chicago, Ill.1
- Chicago Pharmacal Co., a corporation, Chicago, Ill., and Chester H. Taylor, president, and William B. Taylor, Jr., secretary and treasurer, of the corporation.1
- Claridge Pharmacy, a partnership, Chicago, Ill., and Lester Weitzman, a partner and pharmacist in the partnership.1
- Continental Hospital Service Co.1
- Continental Hospital Service, Inc.1
- Cosmopolitan Drug Co., a partnership, Chicago, Ill., and Charles M. Berman, a pharmacist for the partnership.1
- Cuban Health Products; Cuban Honey, Inc.1
- David Hillman, trading as Hillman Pharmaceutical Co., Chicago, Ill.1
- Dawes Products Co.1
- Difco Laboratories1
- Doctors Pharmacy1
- Dome Chemicals, Inc., from New York, N. Y.1
- Don C. Keefer, trading as the Keefer Laboratories, Chicago, Ill.1
- Don Keefer1
- Dr. Jean Paul Fernel, Chicago, Ill.1
- Dr. Jean Paul Fernel, Chicago, Ill.; amended information filed October 25, 1943.1
- Dr. Peter Fahrney & Sons Co., a corporation, Chicago, Ill.1
- E. Albert Singer, trading as Chain of Lakes Duck Farm, Barrington, Ill.1
- E. S. Miller Laboratories, Inc.1
- Eberly-Williams Manufacturing Co., a corporation, Chicago, Ill., and Lawrence M. Williams1