- macitentan
- macrogol 3350
- macrogol 4000
- macrogol cetostearyl ether
- magnesium
- magnesium acetate tetrahydrate
- magnesium alginate
- magnesium aspartate dihydrate
- magnesium carbonate
- magnesium carbonate, heavy
- magnesium chloride
- magnesium chloride hexahydrate
- magnesium citrate
- magnesium glycerophosphate
- magnesium hydroxide
- magnesium oxide light
- magnesium sulfate
- magnesium sulfate heptahydrate
- magnesium trisilicate
- manganese
- manganese glycerophosphate
- mannitol
- maraviroc
- Marshmallow root extract
- Meadow grass pollen (Poa pratensis)
- measles vaccine
- measles, mumps and rubella vaccine (live)
- mebendazole
- mebeverine hydrochloride
- mecasermin
- medium-chain triglycerides
- medroxyprogesterone acetate
- mefenamic acid
- mefloquine hydrochloride
- megestrol acetate
- meglumine amidotrizoate
- melatonin
- meloxicam
- melphalan
- melphalan hydrochloride
- memantine hydrochloride
- menadiol sodium diphosphate
- meningococcal Group A, C, W135 and Y conjugate vaccine
- meningococcal group B vaccine (recombinant, adsorbed)
- meningococcal group c polysaccharide conjugate vaccine adsorbed
- meningococcal group-B vaccine (rDNA, component, adsorbed)
- meningococcal groups A, C, W-135 and Y conjugate vaccine
- menotrophin
- menthol
- mepolizumab
- meprobamate
- meptazinol hydrochloride
- mepyramine maleate
- mercaptamine bitartrate
- mercaptamine hydrochloride
- mercaptopurine
- mercaptopurine monohydrate
- meropenem trihydrate
- mesalazine
- mesna
- mesterolone
- mestranol
- metaraminol tartrate
- metformin hydrochloride
- methadone hydrochloride
- methenamine hippurate
- methionine
- methocarbamol
- methotrexate
- methotrexate disodium
- methotrexate sodium
- methoxy polyethylene glycol-epoetin beta
- methoxyflurane
- methyl aminolevulinate hydrochloride
- methyl salicylate
- methylcellulose
- methyldopa
- methylnaltrexone bromide
- methylphenidate hydrochloride
- methylprednisolone
- methylprednisolone acetate
- methylprednisolone sodium succinate
- methylthioninium chloride
- metoclopramide hydrochloride
- metoclopramide hydrochloride anhydrous
- metolazone
- metoprolol tartrate
- metreleptin
- metronidazole
- metronidazole benzoate
- metyrapone
- mexiletine hydrochloride
- mianserin hydrochloride
- micafungin sodium
- miconazole
- miconazole nitrate
- midazolam
- midazolam hydrochloride
- midazolam maleate
- midodrine hydrochloride
- midostaurin
- mifamurtide
- mifepristone
- migalastat hydrochloride
- miglustat
- Milk
- milk thistle fruits extract
- milrinone
- minerals
- minocycline hydrochloride
- minoxidil
- mirabegron
- mirtazapine
- misoprostol
- mitomycin
- mitomycin-c
- mitotane
- mitoxantrone hydrochloride
- mivacurium chloride
- mizolastine
- mobocertinib succinate
- moclobemide
- modafinil
- moexipril hydrochloride
- mogamulizumab
- molnupiravir
- molybdenum
- mometasone furoate
- mometasone furoate monohydrate
- montelukast sodium
- moroctocog alfa
- morphine hydrochloride
- morphine sulfate
- morphine sulfate pentahydrate
- morphine tartrate
- moxifloxacin hydrochloride
- moxisylyte hydrochloride
- moxonidine
- mucopolysaccharide polysulfate
- multivitamins
- mumps vaccine
- mupirocin
- mupirocin calcium
- mycophenolate mofetil
- mycophenolate mofetil hydrochloride
- mycophenolic acid as mycophenolate sodium