Pill Identification by Imprints: M 28 Home Pill Identification by Imprints: M 28 3 results NADOLOL 20 MG TABLET Side 1: M 28 Color: Yellow Side 2: Shape: Round NADOLOL 20 MG TABLET Side 1: M 28 Color: Yellow Side 2: Shape: Round NADOLOL 20 MG TABLET Side 1: M 28 Color: Yellow Side 2: Shape: Round Other Popular Drug Imprint MYLAN 3110 barr 323 RESPA 177 M 522 FL 28/10 VALPROIC 250 G74 5 7 P 2.5 L129 54 396 MP 47 V370 HLP 40 L147 par 084 L344 H125 5 2 T538 259 or 310 K2 HP64 MYLAN 6726 RP102 Tiazac 120 E 410 LCE 50 T546 L 347 M 147 MSD 207 HP 66 cor 134 2232 A 102 N 82 SZ 466 M 81 CL 024