- Moncrief, John, apothecary1
- Morgan, Clifford V., author1
- Morin, Louis, 1635-17151
- Murray, J. (John), -18207
- Nakhshabī, Z̤iyāʼ al-Dīn, -13501
- Neligan, J. Moore (John Moore), 1815-18633
- New York (N.Y.). Department of Public Welfare, author.1
- New-Yorker Deutsche Pharmazeutische Verein.1
- Norris, Thomas, active 1780, author2
- North Dakota, enacting jurisdiction.1
- Norton, John, -17831
- Ohio. State Board of Pharmacy, compiler.1
- P. J. Noyes Co.1
- Paine, Martyn, 1794-18772
- Palmer, B. W. (Benjamin W.), author1
- Paris Medicine Co., author.1
- Parke, Davis & Company, author.5
- Parke, Davis & Company, compiler.1
- Parke, Davis & Company.7
- Parke, Jennings & Co., author.1