Davis's Drug Guide
- M.T.E.-4
- M.T.E.-4 Concentrated
- M.T.E.-5
- M.T.E.-5 Concentrated
- M.T.E.-6
- M.T.E.-6 Concentrated
- M.T.E.-7
- M.V.I.-12
- M.V.I. Pediatric
- Maalox
- Maalox Antacid Caplets
- MabCampath
- Macrilen
- Macrobid
- Macrodantin
- Macugen
- Magan
- Mag Delay
- maggi plant
- Magonate
- Mag-Ox 400
- Mag-Oxide
- Mag-SR
- Magtrate
- Ma huang
- maidenhair-tree
- Makena
- Malarone
- Malarone Pediatric
- Mallamint
- Mandol
- Manerix
- Marcaine
- Marinol
- Marlissa
- Marplan
- Marqibo
- Marthritic
- Mary Thistle
- Matulane
- Matzim LA
- Mavenclad
- Mavik
- Maviret
- Mavyret
- Maxair
- Maxalt
- Maxalt-MLT
- Maxaquin
- Maxilene
- Maximum Strength Mylanta Gas
- Maximum Strength Nytol
- Maximum Strength Sleepinal
- Maxipime
- maybush
- Mayzent
- Meclomen
- Medicago sativa
- Medicone Hemorrhoidal
- Medrol
- Mefoxin
- Mega-C/A Plus
- Megace
- Mekinist
- Mektovi
- Mellaril
- Membranous Milk Vetch
- Menactra
- Menopur
- Menostar
- menta piperita
- Menveo
- Mepron
- Meridia
- Merrem
- Merzee
- M-Eslon
- Mesnex
- Mestinon
- Mestinon SR
- Metadate CD
- Metadol
- Metadol-D
- Metamucil
- Metastron
- Methadose
- Methergine
- Methylin
- Metoject
- Metonia
- MetroCream
- MetroGel
- MetroLotion
- Metvix
- Mevacor
- Mexican Valerian
- Mexitil
- Mezavant
- Mezera
- Mezlin
- Miacalcin
- Mibelas 24 Fe
- Micardis
- Micatin
- Miclara LQ
- Micozole
- MICRhoGAM
- Microgestin 1/20
- Microgestin 1.5/30
- Microgestin 24 Fe
- Microgestin Fe 1/20
- Microgestin Fe 1.5/30
- Micro-K
- Microzide
- Midamor
- Midol PM
- Mifeprex
- Migranal
- Miles Nervine
- Mili
- Milkinol
- Milk of Magnesia
- Minastrin 24 Fe
- Minipress
- Minivelle
- Minocin
- Minolira
- mint
- MiraLax
- Mirapex
- Mirapex ER
- Mircera
- Mircette
- Mirena
- Mirvaso
- Mithracin
- Mithramycin
- Mitigare
- Mitigo
- Mitrolan
- Moban
- Mobic
- Mobidin
- Modane Bulk
- Modulon
- Moi-Stir
- MOM
- Monazol
- Monistat-1
- Monistat-1Day
- Monistat-3
- Monistat-7
- Monocid
- Monoclate-P
- Monoferric
- Mono-Gesic
- Monoket
- Mono-Linyah
- Mononine
- Monopril
- Monounsaturated Fatty Acid
- Monurol
- Morphabond ER
- Morphine LP Epidural
- Motegrity
- Motofen
- Motpoly XR
- Motrin
- Motrin IB
- Motrin Infants Drops
- Motrin Junior Strength
- Mounjaro
- mountain snuff
- mountain tobacco
- Mouthkote
- Movantik
- Movapo
- MoviPrep
- Mozobil
- MS Contin
- Mucinex
- Mucinex Allergy
- Mucomyst
- Mulpleta
- Multaq
- MulTE-PAK-4
- MulTE-PAK-5
- Multi-75
- Multi-Day
- Multiple Trace Element
- Multiple Trace Element Neonatal
- Multiple Trace Element Pediatric
- Multi Vitamin Concentrate
- MUSE
- Mustargen
- Mutamycin
- Mvasi
- Myalept
- Myambutol
- Mycamine
- Mycapssa
- Mycelex
- Mycelex-7
- My Choice
- Mycinettes
- Mycobutin
- Mydayis
- Myfembree
- Myfortic
- Mylanta Gas
- Mylanta Lozenges
- Mylanta Natural Fiber Supplement
- Mylanta Ultimate
- Myleran
- Mylicon
- Mylotarg
- Myobloc
- Myorisan
- Myrbetriq
- Mysoline
- Mytesi
- My Way
- Myxredlin