Pill Identification by Imprints: U 137 Home Pill Identification by Imprints: U 137 2 results CLONIDINE HCL 0.3 MG TABLET Side 1: U 137 Color: White Side 2: Shape: Oval CLONIDINE HCL 0.3 MG TABLET Side 1: U 137 Color: White Side 2: Shape: Oval Other Popular Drug Imprint AZ221 CTI 222 ORTHO or ORTHO P logo BI-33 E 50 208 SG 331 V S T 17 44 334 U36 CL63 44-389 ALEVE PM YS 02 M 775 U13 851 MF 3 BNP 7600 L152 AB logo 20 A50 BHCP A 42 MP 201 or MP 802 Nitroglycerin 0.1 mg/hr logo and 049 M 2540 K9 136 G 1540 A 37 BERTEK 750 EX A 2 ZONEGRAN 100 LILLY 4112 226 or 291