1. Slowe & Company, Limited
2. Allen & Hanburys Limited
   1. Allensbury's Pastilles
   2. Allensbury's Food for Infants
3. American Drug Company [alias KOFA AMERICAN DRUG COMPANY]
   1. Vapo-Cresoline
4. BAYER PHARMA COMPANY
   1. Aspirin
   2. Cresival
   3. Gardan
   4. Helmitol
   5. Panflavin
5. Burroughs Wellcome & Company (London)
   1. Kepler Cod-Liver Oil
   2. Hazeline Snow
6. Costidis & Company, John
   1. Neo-Okasa
7. Dr. Williams Medicine Company
   1. Pinkettes
   2. Respiroids
8. Istituto Seroterapico Milanese
   1. Endoxidinia
9. Evans Sons, Lescher & Webb, Limited (Liverpool, England)
   1. Evans Pastillas
10. LAMBERT PHARMACAL COMPANY
    1. Listerine Antiseptic
11. British Pharmaceutical Company
    1. Glaxo
12. Rondon & Company, L. R., Limited (Shanghai)
    1. Midy's Piperazine
13. WATSON & COMPANY, A.S.
    1. Nic-O-Cin
    2. Quincin
14. Wulfing & Company, A. (Berlin, Germany)
    1. Formamint
15. Mentholatum
16. Mistol
17. Pastilles Valda
18. Ultra-Yeast
19. Gets-it