| mep | meperidine |
|---|---|
| MPC | marine protein concentrate; maximum permissible concentration; mean plasma concentration; meperidine... |
| syr. | syrupus; syrup |
| MSU | maple sugar urine; maple syrup urine; medical studies unit; mid-stream urine; monosodium urate; myoc... |
| MSUD | maple syrup urine disease |