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-SR
- Magtrate
- Ma huang
- maidenhair-tree
- Makena
- Malarone
- Malarone Pediatric
- Mallamint
- Malmorede
- Mandol
- Manerix
- Marcaine
- Marinol
- Marlissa
- Marplan
- Marqibo
- Marthritic
- Mary Thistle
- Matulane
- Mavenclad
- Mavik
- Maviret
- Mavyret
- Maxair
- Maxalt
- Maxalt-MLT
- Maxaquin
- Maxidol
- Maxilene
- Maximum Relief Ex-Lax
- Maximum Strength Mylanta Gas
- Maximum Strength Nytol
- Maximum Strength Sleepinal
- Maxipime
- maybush
- Mayzent
- Mazepine
- Meclomen
- M-Ediat
- Medicago sativa
- Medicone Hemorrhoidal
- Medihaler-Iso
- Medrol
- Mefoxin
- Mega-C/A Plus
- Megace
- Megace ES
- Mekinist
- Mektovi
- Mellaril
- Membranous Milk Vetch
- Menactra
- Menopur
- Menostar
- menta piperita
- Mentax
- Menveo
- Mephyton
- Mepron
- Mepsevii
- Meridia
- Merrem
- Merzee
- M-Eslon
- Mesnex
- Mestinon
- Mestinon SR
- Mestinon Timespan
- Metadate CD
- Metadol
- Metadol-D
- Metamucil
- Metastron
- Methadose
- Methergine
- Methoprazine
- Methylin
- Methylin ER
- Metoject
- Metonia
- MetroCream
- MetroGel
- MetroGel-Vaginal
- Metro IV
- MetroLotion
- Metvix
- Mevacor
- Mexican Valerian
- Mexitil
- Mezavant
- Mezera
- Mezlin
- Miacalcin
- Mibelas 24 Fe
- Micardis
- Micatin
- Micozole
- MICRhoGAM
- Microgestin 1/20
- Microgestin 1.5/30
- Microgestin Fe 1/20
- Microgestin Fe 1.5/30
- Micro-K
- Micronor
- Microzide
- Midamor
- Midol PM
- Mifeprex
- Migranal
- Miles Nervine
- Mili
- Milkinol
- Mini-Gamulin R
- Minipress
- Minivelle
- Minocin
- mint
- MiraLax
- Mirapex
- Mirapex ER
- Mircera
- Mirena
- Mirvaso
- Mithracin
- Mithramycin
- Mitigare
- Mitigo
- Mitrolan
- Moban
- Mobic
- Mobidin
- Modane Bulk
- Modecate Concentrate
- Modulon
- Moi-Stir
- MOM
- Monazol
- Monistat-1
- Monistat-1Day
- Monistat-3
- Monistat-7
- Monocid
- Monoclate-P
- Monoferric
- Mono-Gesic
- Monoket
- Mono-Linyah
- Mononessa
- Mononine
- Monopril
- Monounsaturated Fatty Acid
- Monurol
- Morphabond ER
- Morphine HP
- Morphine LP Epidural
- Motegrity
- Motofen
- Motrin
- Motrin IB
- Motrin Infants Drops
- Motrin Junior Strength
- mountain snuff
- mountain tobacco
- Mouthkote
- Movantik
- Movapo
- MoviPrep
- Mozobil
- MS Contin
- MS Contin SRT
- 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
- Mycinettes
- Mycobutin
- Mydayis
- Myfortic
- Mylanta Gas
- Mylanta Lozenges
- Mylanta Natural Fiber Supplement
- Mylanta Ultimate
- Myleran
- Mylicon
- Mylotarg
- Myobloc
- Myocet
- Myorisan
- Myozyme
- Myrbetriq
- Mysoline
- Mytesi
- Myxredlin