| M-M-R II | |
| M-Oxy | |
| M-Phen | |
| M-Zole Dual Pack | |
MA | |
| ma huang (ephedra) | |
| Maalox Anti-Diarrheal | |
| Maalox Anti-Gas | |
| Maalox Daily Fiber Therapy | |
| Maalox Total Stomach Relief | |
| Macrobid | |
| Macrodantin | |
| Macrolides for pneumonia | |
| Macugen | |
| Macular Degeneration (Wet Age-Related), Anti-VEGF Medicines for | |
| mafenide topical | |
| Mag 64 | |
| Mag-200 | |
| Mag-G | |
| Mag-Ox 400 | |
| Magdelay | |
| MagGel | |
| Magnacet | |
| magnesium amino acids chelate | |
| magnesium chloride | |
| magnesium citrate | |
| magnesium gluconate |  Top |
| magnesium hydroxide | |
| magnesium oxide | |
| magnesium salicylate | |
| magnesium sulfate | |
| Magnesium sulfate for preterm labor | |
| Magnesium sulfate for seizure prevention during pregnancy | |
| magnesium sulfate injection | |
| Magnevist | |
| Magonate | |
| Magonate Natal | |
| Magtrate | |
| Maintain | |
| Major Tears | |
| Major-Con | |
| Malaria, Doxycycline for | |
| Malaria, Malarone for | |
| Malaria, Mefloquine for | |
| Malaria, Primaquine for | |
| Malaria, Quinidine Gluconate for | |
| Malarone | |
| Malarone for malaria | |
| Malarone Pediatric | |
| malathion (topical) | |
| Malathion for lice | |
| Male Hair Loss, Finasteride for | Top |
| Mandelamine | |
| mannitol | |
| MAO-B inhibitors for Parkinson's disease | |
| Maolate | |
| maprotiline | |
| Mar-Zinc | |
| maraviroc | |
| Marcaine HCl | |
| Marcaine Spinal | |
| Marezine | |
| Margesic | |
| Marine Lipid Concentrate | |
| Marinol | |
| Marplan | |
| Masporin Otic | |
| Massengill Medicated Soft Cloth | |
| Mast cell stabilizers for long-term control of asthma | |
| Mastitis while Breast-Feeding, Antibiotics for | |
| Matulane | |
| Mavik | |
| Maxair | |
| Maxair Autohaler | |
| Maxalt | |
| Maxalt-MLT | |
| Maxaquin | Top |
| MaxEPA | |
| Maxi-Tuss HC | |
| Maxidex | |
| Maxidone | |
| Maxiflor | |
| Maxipime | |
| Maxitrol | |
| Maxivate | |
| Maxzide | |
| Maxzide-25 | |
| Mazanor | |
| mazindol | |
MD | |
| MD Hydrocortisone | |
ME | |
| measles, mumps, and rubella (MMR) vaccine | |
| measles, mumps, rubella and varicella virus vaccine | |
| Mebaral | |
| mebendazole | |
| Mebendazole for the treatment of pinworms | |
| mecamylamine | |
| mecasermin | |
| mecasermin rinfabate | |
| mechlorethamine | |
| Meclan | |
| meclizine | |
| meclocycline sulfosalicylate topical | Top |
| meclofenamate | |
| Meclomen | |
| Medcodin | |
| Medi-Quik | |
| Medi-Quik Spray | |
| Medicone | |
| Medigesic | |
| Mediplast | |
| Medrol | |
| Medrol Dosepak | |
| medroxyprogesterone | |
| medroxyprogesterone (injectable) | |
| medrysone ophthalmic | |
| mefenamic acid | |
| mefloquine | |
| Mefloquine for malaria | |
| Mefoxin | |
| Mega-Trim | |
| Megace | |
| megestrol | |
| Megestrol acetate | |
| Meglitinides for type 2 diabetes | |
| melatonin | |
| Melfiat | |
| Mellaril | Top |
| Mellaril-S | |
| meloxicam | |
| Melpaque HP | |
| melphalan | |
| Melquin HP | |
| Melquin-3 | |
| memantine | |
| Memantine for Alzheimer's disease | |
| Membrane stabilizers for cystic fibrosis | |
| Menactra | |
| Menaval-20 | |
| Menest | |
| Meningitis (Bacterial), Antibiotics for | |
| meningococcal conjugate vaccine | |
| meningococcal polysaccharide vaccine | |
| Menogen | |
| Menogen HS | |
| Menomune A/C/Y/W-135 | |
| Menopause (Perimenopause) Symptoms, Birth Control Pills for | |
| Menopause Formula Progesterone | |
| Menopause, Estrogen Replacement Therapy for | |
| Menopause, Hormone Replacement Therapy (HRT) for | |
| Menopause, HRT (Hormone Replacement Therapy) for | |
| Menopur | |
| Menostar | Top |
| menotropins (injectable) | |
| Mentax | |
| Menthac Arthritis Cream with Capsaicin | |
| mepenzolate | |
| Mepergan Fortis | |
| meperidine | |
| meperidine and promethazine | |
| mephenytoin | |
| mephobarbital | |
| Mephyton | |
| mepivacaine | |
| meprobamate | |
| Mepron | |
| Meprozine | |
| mequinol and tretinoin topical | |
| mercaptopurine | |
| Mercaptopurine | |
| Meridia | |
| Meritate | |
| meropenem | |
| Merrem | |
| mesalamine (oral) | |
| mesalamine (rectal) | |
| Mesantoin | |
| mesna | Top |
| Mesnex | |
| mesoridazine | |
| Mestinon | |
| Mestinon Timespan | |
| mestranol and norethindrone | |
| Metadate CD | |
| Metadate ER | |
| Metaglip | |
| Metahistine D | |
| Metamucil | |
| Metaprel | |
| metaproterenol | |
| Metastatic Cancer, Bisphosphonates for | |
| metaxalone | |
| metformin | |
| Metformin (Glucophage) for polycystic ovary syndrome | |
| metformin and pioglitazone | |
| metformin and rosiglitazone | |
| metformin and sitagliptin | |
| Methadex | |
| methadone | |
| Methadone for alcohol and drug abuse | |
| Methadose | |
| methamphetamine | |
| methazolamide | Top |
| methenamine | |
| Methergine | |
| methimazole | |
| methocarbamol | |
| methohexital | |
| Methotrexate | |
| methotrexate | |
| Methotrexate and misoprostol for abortion | |
| Methotrexate for ectopic pregnancy | |
| Methotrexate for juvenile rheumatoid arthritis | |
| Methotrexate for psoriasis | |
| Methotrexate for rheumatoid arthritis | |
| Methotrexate for trophoblastic cancer | |
| methscopolamine | |
| methsuximide | |
| methylcellulose | |
| methyldopa | |
| Methyldopa for chronic hypertension during pregnancy | |
| methylergonovine | |
| Methylin | |
| Methylin ER | |
| methylphenidate | |
| methylphenidate (transdermal) | |
| methylprednisolone | |
| MethylPREDNISolone Dose Pack | Top |
| Methylxanthines for chronic obstructive pulmonary disease (COPD) | |
| methysergide | |
| Meticorten | |
| Metimyd | |
| metipranolol ophthalmic | |
| Metoclopramide | |
| metoclopramide | |
| metolazone | |
| metoprolol | |
| Metrocream | |
| Metrodin | |
| Metrogel | |
| Metrogel-Vaginal | |
| Metrolotion | |
| metronidazole | |
| Metronidazole for Crohn's disease | |
| metronidazole topical | |
| metronidazole vaginal | |
| metyrosine | |
| Mevacor | |
| mexiletine | |
| Mexitil | |
MG | |
| MG 217 Psoriasis | |
| MG Plus Protein | |
MI | |
| Miacalcin | Top |
| Miacalcin Nasal | |
| micafungin | |
| Micardis | |
| Micardis HCT | |
| Micatin | |
| Micatin Cooling Action | |
| Micatin Foot Powder | |
| Micatin Foot Powder Deodorant | |
| Micatin Jock Itch | |
| Micatin Liquid Foot | |
| Micon 7 | |
| miconazole topical | |
| miconazole vaginal | |
| MicRhoGAM | |
| Micro-K | |
| Microgestin 1/20 | |
| Micronase | |
| Microzide | |
| Midamor | |
| Middle Ear Infections, Antibiotics for | |
| midodrine | |
| Midol IB | |
| Midol PM | |
| Midrin | |
| Mifeprex | Top |
| mifepristone | |
| Mifepristone and misoprostol for abortion | |
| Migergot | |
| miglitol | |
| miglustat | |
| Migquin | |
| Migraine Headaches, Seizure Medications to Prevent | |
| Migranal | |
| Migranal Nasal Spray | |
| MigraTen | |
| Migratine | |
| Migrazone | |
| Milk of Magnesia | |
| milk thistle | |
| milrinone | |
| Miltown | |
| Mini-Gamulin Rh | |
| Minipress | |
| Minitran | |
| Minocin | |
| Minocin PAC | |
| minocycline | |
| Minocycline for rheumatoid arthritis | |
| minoxidil | |
| Minoxidil for hair loss | Top |
| minoxidil topical | |
| Mintex DM | |
| Mintezol | |
| Mintuss DR | |
| Miostat | |
| MiraLax | |
| MiraLax | |
| Mirapex | |
| Mircera | |
| Mircette | |
| mirtazapine | |
| Misoprostol | |
| misoprostol | |
| Mithracin | |
| mitomycin | |
| Mitomycin | |
| mitotane | |
| Mitoxantrone | |
| mitoxantrone (injectable) | |
| Mitoxantrone for multiple sclerosis | |
| Mitral Valve Regurgitation, Anticoaglulants for | |
| Mitral Valve Regurgitation, Aspirin for | |
| Mitral Valve Regurgitation, Digoxin for | |
| Mitral Valve Regurgitation, Vasodilators for | |
| Mitran | Top |
| Mitrazol | |
| mixed respiratory vaccine | |
MO | |
| Moban | |
| Mobic | |
| Mobidin | |
| modafinil | |
| Modane | |
| Modane Bulk | |
| Modane Soft | |
| Moduretic 5-50 | |
| moexipril | |
| Mol-Iron | |
| molindone | |
| mometasone inhalation | |
| mometasone nasal | |
| mometasone topical | |
| Monarc-M | |
| Monarc-M | |
| Monistat 3 | |
| Monistat 5 | |
| Monistat 7 | |
| Monistat Derm | |
| Monistat-1 | |
| Monoamine oxidase inhibitors (MAOIs) for depression | |
| Monoamine oxidase inhibitors (MAOIs) for panic disorder | Top |
| Monoamine oxidase inhibitors (MAOIs) for social anxiety disorder | |
| monobenzone topical | |
| Monoclate-P | |
| Monoclate-P | |
| Monoclonal Antibodies and Radiation Therapy | |
| Monoclonal antibodies to prevent respiratory syncytial virus (RSV) infection | |
| Monodox | |
| Monoket | |
| Mononessa | |
| Mononine | |
| Mononine | |
| Monopril | |
| Monopril HCT | |
| montelukast | |
| Monurol | |
| Mood stabilizers for child and teen bipolar disorder | |
| Mood-stabilizing medications for bipolar disorder | |
| moricizine | |
| morphine | |
| Morphine sulfate | |
| Mosco Nail A Cain | |
| Motrin | |
| Motrin Cold and Flu | |
| Motrin IB Sinus | |
| moxifloxacin | Top |
| moxifloxacin ophthalmic | |
MR | |
| MRV | |
MS | |
| MS Contin | |
| MSIR | |
MU | |
| Muco-Fen 1200 | |
| Muco-Fen 800 | |
| Muco-Fen LA | |
| Mucobid DM | |
| Mucolytics for chronic obstructive pulmonary disease (COPD) | |
| Mucolytics for cystic fibrosis | |
| Mucolytics for sinusitis | |
| Mucomyst-10 | |
| Mucomyst-20 | |
| Mult-Ferr Folic | |
| Multi Symptom Cough and Cold | |
| Multi Vita Bets and Fluoride and Iron | |
| Multihist D | |
| Multihistamine-D | |
| Multiple Sclerosis, Corticosteroids for | |
| Multiple Sclerosis, Glatiramer Acitate for | |
| Multiple Sclerosis, Interferon Beta for | |
| Multiple Sclerosis, Mitoxantrone for | |
| Multiple-drug therapy for tuberculosis (TB) | |
| multivitamin | |
| multivitamin with fluoride | Top |
| multivitamin with iron and fluoride | |
| multivitamins and minerals | |
| multivitamins with iron | |
| mumps virus vaccine | |
| Mumpsvax | |
| mupirocin nasal | |
| mupirocin topical | |
| Murine | |
| Murocel | |
| muromonab-CD3 | |
| Muscle relaxants | |
| Muscle relaxants for a herniated disc | |
| Muscle relaxants for neck pain | |
| Muscle relaxants for prostatitis | |
| Muse | |
| MUSE for erection problems | |
| Mustargen | |
| Mutamycin | |
MY | |
| MY-E | |
| Myambutol | |
| Mycamine | |
| Mycasone | |
| Mycelex | |
| Mycelex OTC | |
| Mycelex Troche | Top |
| Mycelex-3 | |
| Mycelex-G | |
| Mycifradin | |
| Mycitracin Triple Antibiotic | |
| Myco Biotic II | |
| Myco-Triacet II | |
| Mycobutin | |
| Mycogen II | |
| Mycolog-II | |
| Mycomar | |
| mycophenolate mofetil (oral/injection) | |
| mycophenolic acid | |
| Mycostatin | |
| Mycostatin Pastilles | |
| Mycostatin Topical | |
| Mydfrin | |
| Mydriacyl | |
| Myferon 150 Forte | |
| Myfortic | |
| Mykrox | |
| Mylanta AR | |
| Mylanta Child | |
| Mylanta Gas | |
| Myleran | |
| Mylicon | Top |
| Mylocel | |
| Mylotarg | |
| Myobloc | |
| Myochrysine | |
| Myozyme | |
| Myphetane DX | |
| Myphetapp | |
| Myrac | |
| Mysoline | |
| Mytelase Chloride | |
| Mytrex | |
| Mytussin AC | |
MZ | |
| MZM | |
