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Macrolides Macrolides and Mirtazapine Macrolides and NNRTIs
Macrolides and Opioids Macrolides and Phenytoin - Clarithromycin Macrolides and Phenytoin - Telithromycin
Macrolides and Phosphodiesterase type-5 inhibitors - Sildenafil or Vardenafil Macrolides and Phosphodiesterase type-5 inhibitors - Tadalafil Macrolides and Protease inhibitors - Azithromycin with Nelfinavir
Macrolides and Protease inhibitors - Clarithromycin with Atazanavir Macrolides and Protease inhibitors - Clarithromycin with Darunavir Macrolides and Protease inhibitors - Clarithromycin with Ritonavir
Macrolides and Protease inhibitors - Clarithromycin with Saquinavir Macrolides and Protease inhibitors - Clarithromycin with Tipranavir Macrolides and Protease inhibitors - Erythromycin with Amprenavir or Fosamprenavir
Macrolides and Protease inhibitors - Erythromycin with Ritonavir Macrolides and Protease inhibitors - Telithromycin with Ritonavir Macrolides and Proton pump inhibitors
Macrolides and Reboxetine Macrolides and Rifabutin - Azithromycin Macrolides and Rifabutin - Clarithromycin
Macrolides and Rifampicin (Rifampin) - Clarithromycin Macrolides and Rifampicin (Rifampin) - Telithromycin Macrolides and Rimonabant
Macrolides and Sirolimus Macrolides and Statins - Atorvastatin Macrolides and Statins - Other statins
Macrolides and Statins - Simvastatin or Lovastatin Macrolides and Tacrolimus Macrolides and Theophylline - Erythromycin
Macrolides and Theophylline - Other macrolides Macrolides and Tolterodine Macrolides and Toremifene
Macrolides and Trazodone Macrolides and Triptans Macrolides and Warfarin and other oral anticoagulants
Macrolides and Zafirlukast MAFENIDE ACETATE MAGALDRATE
Magnesium chloride (Slow-Mag) MAGNESIUM CITRATE Magnesium citrate
Magnesium gluconate (Magonate) MAGNESIUM HYDROXIDE Magnesium hydroxide (Milk of Magnesia)
MAGNESIUM OXIDE Magnesium oxide MAGNESIUM SALICYLATE
MAGNESIUM SULFATE Magnesium sulfate Malaria
Malathion (Ovide) MANNITOL Mannitol (Osmitrol)
MAO-B inhibitors and MAOIs MAO-B inhibitors and Moclobemide MAO-B inhibitors and Nasal decongestants
MAO-B inhibitors and Opioids MAO-B inhibitors and Quinolones MAO-B inhibitors and SSRIs
MAO-B inhibitors and Tricyclics MAO-B inhibitors and Venlafaxine MAOIs
MAOIs and Maprotiline MAOIs and Methyldopa MAOIs and Mianserin
MAOIs and Mirtazapine MAOIs and Nasal decongestants MAOIs and Nefopam
MAOIs and Opioids MAOIs and Phenobarbital MAOIs and Reboxetine
MAOIs and Salbutamol (Albuterol) and related bronchodilators MAOIs and Sibutramine MAOIs and SSRIs
MAOIs and Trazodone MAOIs and Tricyclics MAOIs and Triptans
MAOIs and Tryptophan MAOIs and Venlafaxine Maprotiline and Moclobemide
MAPROTILINE HYDROCHLORIDE MARAVIROC MASOPROCOL CREAM
Measles Measles and Rubella Vaccine (M-R-Vax II) Measles Virus Vaccine (Attenuvax)
Measles, mumps, rubella vaccine (M-M-R II) MEBENDAZOLE Mebendazole (Vermox)
Mebendazole and Phenobarbital Mebendazole and Phenytoin MECAMYLAMINE HYDROCHLORIDE
MECHLORETHAMINE HYDROCHLORIDE Meclizine (Antivert, Bonine) MECLIZINE HYDROCHLORIDE
MECLOFENAMATE SODIUM MEDROXYPROGESTERONE ACETATE Medroxyprogesterone and Warfarin and other oral anticoagulants
MEFENAMIC ACID Mefloquine and Rifampicin (Rifampicin) Mefloquine and Warfarin and other oral anticoagulants
MEFLOQUINE HYDROCHLORIDE MEGESTROL ACETATE MELOXICAM
MELPHALAN MEMANTINE Menopausal Problems
Menstrual Disorders Meperidine (Demerol) (C-Il) MEPERIDINE HYDROCHLORIDE
MEPHOBARBITAL MEPROBAMATE MEQUINOL/TRETINOIN
MERCAPTOPURINE (6-MP, 6-MERCAPTOPURINE) MEROPENEM Meropenem (Merrem)
Meropenem and Probenecid Meropenem and Valproate MESALAMINE
Mesalamine (Asacol, Pentasa, Rowasa, 5-aminosalicylic acid, 5-ASA) MESNA Metaproterenol (Alupent)
METAPROTERENOL SULFATE METFORMIN Methadone (C-II) (Dolophine)
METHADONE HYDROCHLORIDE Methamphetamine (C-II) (Desoxyn) METHAMPHETAMINE HYDROCHLORIDE
METHAZOLAMIDE METHENAMINE HIPPURATE Methenamine hippurate (Hiprex)
Methenamine mandelate (Mandelamine) METHIMAZOLE METHOCARBAMOL
METHOHEXITAL SODIUM Methotrexate and Neomycin Methotrexate and NSAIDs
Methotrexate and Penicillins Methotrexate and Probenecid Methotrexate and Proton pump inhibitors
Methotrexate and Quinolones Methotrexate and Tetracyclines Methotrexate and Theophylline
Methotrexate and Trimethoprim Methotrexate and Vaccines METHOTREXATE SODIUM
METHOXSALEN METHSCOPOLAMINE BROMIDE METHYCLOTHIAZIDE
METHYLDOPA METHYLERGONOVINE MALEATe Methylphenidate (C-II) (Concerta, Metadate ER, Ritalin)
Methylphenidate and Phenytoin Methylphenidate and SSRIs Methylphenidate and Tricyclics
METHYLPHENIDATE HYDROCHLORIDE METHYLPREDNISOLONE Methylprednisolone acetate (Depo-Medrol)
Methylprednisolone base (Medrol) Methylprednisolone sodium succinate (Solu-Medrol) METHYLTESTOSTERONE
Metoclopramide (Reglan) Metoclopramide and Paracetamol (Acetaminophen) Metoclopramide and SSRIs
METOCLOPRAMIDE HYDROCHLORIDE METOLAZONe Metolazone (Zaroxolyn)
METOPROLOL TARTRATE METRONIDAZOLE Metronidazole (Flagyl)
Metronidazole and Phenobarbital Metronidazole and Phenytoin Metronidazole and Warfarin and other oral anticoagulants
METYROSINE MEXILETINE Mexiletine and Opioids
Mexiletine and Phenytoin Mexiletine and Rifampicin (Rifampin) Mexiletine and SSRIs
Mexiletine and Terbinafine Mexiletine and Theophylline Mianserin and Moclobemide
Mianserin and Phenobarbital Mianserin and Phenytoin Mianserin and Warfarin and other oral anticoagulants
MICAFUNGIN Miconazole (Micatin, Monistat) MICONAZOLE NITRATE
Midazolam Midazolam (Versed) (C-IV) MIDAZOLAM HYDROCHLORIDE
MIDODRINE HYDROCHLORIDE Mifepristone and NSAIDs MIGLITOL
Milrinone (Primacor) MILRINONE LACTATE Mineral oil (Fleet Mineral Oil Enema, Haley's MO)
MINOCYCLINE HYDROCHLORIDE MINOXIDIL MIRTAZAPINE
Mirtazapine and Phenobarbital Mirtazapine and Phenytoin Mirtazapine and Protease inhibitors
Mirtazapine and Rifampicin (Rifampin) Mirtazapine and SSRIs Mirtazapine and Warfarin and other oral anticoagulants
MISOPROSTOL MITOMYCIN MITOTANE
MITOXANTRONE HYDROCHLORIDE MIVACURIUM CHLORIDE Moclobemide and Nasal decongestants
Moclobemide and Opioids Moclobemide and SSRIs Moclobemide and Trazodone
Moclobemide and Tricyclics Moclobemide and Triptans Moclobemide and Venlafaxine
MODAFINIL Modafinil and Phenytoin MOEXIPRIL HYDROCHLORIDE
MOLINDONE HYDROCHLORIDE Mometasone (Elocon) Mometasone (Nasonex)
MONTELUKAST Montelukast (Singulair) Montelukast and Phenobarbital
Montelukast and Phenytoin Montelukast and Rifampicin (Rifampin) MORPHINE SULFATE
Morphine sulfate (C-II) (Astramorph, Duramorph, Oramorph, Roxanol, MS Contin) MOXIFLOXACIN HYDROCHLORIDE Moxonidine and Tricyclics
Mumps MUPIROCIN Mupirocin (Bactroban)
MUROMONAB-CD3 Mycophenolate and Rifampicin (Rifampin) Mycophenolate and Sevelamer
Mycophenolate and Vaccines MYCOPHENOLATE MOFETIL