Pill Identification by Imprints: R189 Home Pill Identification by Imprints: R189 1 result MINOCYCLINE HCL 50 MG TABLET Side 1: R189 Color: Yellow Side 2: Shape: Oval Other Popular Drug Imprint 54 795 GG 264 MONODOX 100 ZD 20 81 EV0070 ucb 250 XR 300 BCT 2 1/2 93 3147 920 B135 MP 445 EP 120 S4 G 3718 Z198 346 M 543 P 150 M T11 SV 572 M 171 E 801 CTI 117 L010 logo and 202 logo and 1004 WPI 3739 V16 M 81 Z8 Advil C&S DROXIA 6336 MX9 EK 20 AMB 5 A 16 ADIPEX-P 461