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 PH 034 LAMICTAL XR 50 or 100 or 200 B911 GS UFU 50 1044 AN 54 500/20 T20 E 39 E 82 CP 25 4827 93 63 WW 763 ZA-35 758 PB C272 N040 A44 DHA MX44 M377 E3 147 Nitro-Dur 0.4 mg/hr XP650 RX 774 C 92 455 KU P 175 51H 51H ED 400 RX 537 M 27 BP 633 A300 M F5 WPI 3660