BlackBoxRX
 
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FDA may require the distribution of Medication Guides for selected drugs.
Bolded drug names on this list have Medication Guides which are available on the
FDA website.

M

Macitentan    
Mannitol    
Maprotiline    
Maraviroc    
Margetuximab-cmkb    
Mechlorethamine    
Meclofenamate    
Medroxyprogesterone Acetate (Depo-Contraceptive Injection)    
Medroxyprogesterone Acetate (Oral)    
Medroxyprogesterone Acetate/Conjugated Estrogens (Oral)    
Mefenamic Acid    
Mefloquine    
Meloxicam    
Melphalan    
Melphalan Flufenamide    
Meperidine    
Mercaptopurine*    
Mesoridazine    
Mestranol/Norethindrone(Oral)    
Metformin    
Metformin/Dapagliflozin    
Metformin/Linagliptin    
Metformin/Repaglinide    
Metformin/Rosiglitazone    
Metformin/Saxagliptin    
Metformin/Sitagliptin (Boxed Warning Removed 8/12/19)    
Methacholine    
Methadone    
Methamphetamine    
Methohexital    
Methotrexate    
Methoxsalen (Injection)    
Methoxsalen (Oral)    
Methoxsalen (Topical)*    
Methoxy polyethylene Glycol-epoetin beta    
Methyldopa/Chlorothiazide    
Methylene Blue    
Methylphenidate    
Methyltestosterone/Esterified Estrogens (Oral)    
Metoclopramide    
Metolazone*    
Metoprolol (Oral)    
Metreleptin    
Metronidazole (Oral and injection)    
Mexiletine    
Midazolam    
Midodrine    
Mifepristone    
Milnacipran    
Miltefosine    
Minoxidil    
Mipomersen sodium    
Mirtazapine    
Misoprostol    
Mitomycin    
Mitotane    
Mitoxantrone    
Mobocertinib New Warning!  
Moexipril    
Molindone    
Montelukast    
Moricizine (Discontinued Medication)    
Morphine Injection (Preservative Free)    
Morphine Sulfate (Oral, Controlled Release Tablets/Extended Release Capsules)    
Morphine Sulfate/Naltrexone (Oral, Extended Release Capsules)    
Moxetumomab pasudotox    
Moxifloxacin (Oral, Injectable)    
Muromonab    
Mycophenolate mofetil    
Mycophenolate sodium