Pill Identification by Imprints: MP 578 Home Pill Identification by Imprints: MP 578 2 results CYCLOBENZAPRINE 5 MG TABLET Side 1: MP 578 Color: White Side 2: Shape: Oblong CYCLOBENZAPRINE 5 MG TABLET Side 1: MP 578 Color: White Side 2: Shape: Oblong Other Popular Drug Imprint ALKA SELTZER PLUS I43 MP 573 176 D2/1000 E 16 102 AN 10 L498 SZ 659 5 6 LCI 1329 208 MACRODANTIN 25 mg 384 WRF 1 93 7336 R 100 logo and 2849 P-2 logo 673 M B1 2230 BI 8 M 715 R789 S591 logo KC SZ 465 logo and 050 EP 321 3205 N 135 93 54 69 S3 VBZ 80 5 or 10 54 662 SG 175