Pill Identification by Imprints: CL28 Home Pill Identification by Imprints: CL28 2 results MEMANTINE HCL 10 MG TABLET Side 1: CL28 Color: Gray Side 2: Shape: Oblong MEMANTINE HCL 10 MG TABLET Side 1: CL28 Color: Gray Side 2: Shape: Oblong Other Popular Drug Imprint M 923 OTSUKA 90 mg or 30 mg S44 WATSON 415 HP 227 93 7351 2102 ML 42 81/40 MYLAN 3005 NeevoDHA 315 240 IP 271 6469 Z 5.7 1MG ZD 21 VP038 CTN 54 190 A87 753 cor 135 54 455 CL 43 37.5 25 PREMARIN 0.625 M A15 M CL3 RJ70 LV UT 0.125 logo and 640 ER 2 AS+ SC E 801 WATSON 424 OMEGA-RX