Pill Identification by Imprints: RI91 Home Pill Identification by Imprints: RI91 2 results MINOCYCLINE HCL 100 MG TABLET Side 1: RI91 Color: Yellow Side 2: Shape: Oval MINOCYCLINE HCL 100 MG TABLET Side 1: RI91 Color: Yellow Side 2: Shape: Oval Other Popular Drug Imprint MACRODANTIN 25 mg 1170 RX679 logo and 255 T2 logo and 34 DIDREX 50 201 TV 2 328 GG 336 G 3741 V210 657 W W MOT ZF 26 19 G 5 2 38 X 10 AN 735 3RP A~ CY BP 606 ML 60 F 25 AN 675 OP 704 IP 195 T 18 93 752 GG 953 PARLODEL 5 mg U 129 N T LC 450 0632 75mg ZA-18