Macitentan Macrogol Mafenide Magnesium acetate Magnesium carbonate Magnesium chloride Magnesium gluconate Magnesium hydroxide Magnesium lactate Magnesium oxide Magnesium sulfate Malathion Manidipine Mannitol Maprotiline Maraviroc Mazindol Mebendazole Mebeverine Mebhydrolin Mecillinam Meclofenoxate Meclozine Meclozine + Pyridoxine Mecobalamin Medazepam Medicinal opium preparations Medifoxamine Medrogestone Medroxyprogesterone Mefenamic acid Mefloquine Mefruside Megestrol Meglumine gadopentetate Melatonin Melitracen Meloxicam Melphalan Memantine Menadione Menfegol Menotrophin Menthol Mepacrine Mepartricin Mepenzolate bromide Mephenesin Mephenoxalone Mephentermine Mepivacaine Mepolizumab | Meprobamate Mepyramine Mequitazine Mercaptopurine Meropenem Mersalyl Mesalazine Mesna Mesoridazine Mesterolone Mesulfen Metacycline Metadoxine Metamizole Metampicillin Metandienone Metaraminol Metaxalone Metenolone Metergoline Metformin Metformin + Sitagliptin Metformin + Vildagliptin Methadone Methazolamide Methdilazine Methenamine Methiosulfonium chloride Methocarbamol Methohexital Methotrexate Methoxamine Methoxsalen Methoxy polyethylene glycol-epoetin beta Methoxyphenamine Methyclothiazide Methyldopa Methylergometrine Methylphenidate Methylprednisolone Methyltestosterone Methylthioninium chloride Metildigoxin Metipranolol Metixene Metoclopramide Metolazone Metoprolol Metoprolol + Hydrochlorothiazide Metronidazole Metronidazole + Nystatin | Metyrapone Mexiletine Mezlocillin Mianserin Mibefradil Micafungin Miconazole Midazolam Midecamycin Midodrine Midostaurin Mifepristone Miglitol Miglustat Milnacipran Milrinone Miltefosine Minaprine Minocycline Minoxidil Mirabegron Mirodenafil hydrochloride Mirtazapine Misoprostol Mitomycin Mitotane Mitoxantrone Mivacurium chloride Mizolastine Mizoribine Moclobemide Modafinil Moexipril Molgramostim Molindone Molsidomine Mometasone Mometasone + Formoterol Monobasic sodium phosphate + Dibasic sodium phosphate Montelukast Morinamide Moroxydine Morphine Mosapride Moxifloxacin Moxisylyte Moxonidine Mupirocin Muromonab-CD3 Mycophenolic acid Myrtol |