| Maxitrol Ophthalmic Ointment and/or Equivalents | Maxitrol Ophthalmic Ointment | 
| Mebeverine and/or Equivalents | Mebeverine | 
| Mederma Advance Scargel and/or Equivalents | Mederma Advance Scargel | 
| Mederma Gel for Scars and/or Equivalents | Mederma Scargel | 
| Medrol and/or Equivalents | Medrol, Medrone | 
| Mefoxin Injectable and/or Equivalents | Cefoxitin Injection, Cefoxitin Vial Injectable | 
| Mefoxin Vial Injectable and/or Equivalents | Cefoxitin Injection | 
| Megace and/or Equivalents | Megestrol | 
| Megace Suspension and/or Equivalents | Megace Suspension | 
| Megared Krill Oil and/or Equivalents | Megared Krill Oil | 
| Melatonin and/or Equivalents | Melatonin, Melatonin Dual Action, Nature's Bounty Melatonin | 
| Melatonin Extra Strength and/or Equivalents | Melatonin Extra Strength | 
| Melatonin SL and/or Equivalents | Melatonin SL | 
| Menopur Injection and/or Equivalents | Menopur Injection, Menopur Injection 10 x 75iu + 1ml Solvent | 
| Menthoderm and/or Equivalents | Menthoderm Aq Cream Pump, Menthoderm Aqueous Cream Pump | 
| Mepron Suspension and/or Equivalents | Mepron | 
| Meptid Ampoules and/or Equivalents | Meptid Ampoules | 
| Mercilon and/or Equivalents | Mercilon | 
| Mestinon and/or Equivalents | Mestinon, Pyridostigmine | 
| Mestinon SR and/or Equivalents | Mestinon SR | 
| Meta Slim (Tonalin) CLA and/or Equivalents | Meta Slim CLA | 
| Meta Slim CLA With Green Tea Extract and/or Equivalents | Meta Slim CLA With Green Tea Extract | 
| Meta Slim Green Tea Extract and/or Equivalents | Meta Slim Green Tea Extract | 
| Metacam Oral Suspension and/or Equivalents | Apo-Meloxicam, Meloxicam, Metacam Suspension | 
| Metamucil Capsules and/or Equivalents | Metamucil Capsules |