Pill Identification by Imprints: C 91 Home Pill Identification by Imprints: C 91 2 results RIVASTIGMINE 1.5 MG CAPSULE Side 1: C 91 Color: Yellow Side 2: Shape: Oblong RIVASTIGMINE 1.5 MG CAPSULE Side 1: C 91 Color: Yellow Side 2: Shape: Oblong Other Popular Drug Imprint 270 MYLAN 7005 A 153 WRF 2 W 926 MYLAN 6750 ACA 100mg EP 50 PhosLo MUTUAL 105 LILLY 4420 SZ Z5 OMN BP 633 C5 or C2 TL 127 RX 12 54 024 M 243 KU 486 U U C 14 PERCOGESIC T9 H 94 logo and 575 0524 0405 3609 ANZEMET H 3 13 31 IP 8 C325 1000 44 404 cor 160 1078 b 424 C 746 Advil Z45