Pill Identification by Imprints: OS 213 Home Pill Identification by Imprints: OS 213 1 result HYDROMORPHONE HCL ER 16 MG TAB Side 1: OS 213 Color: Yellow Side 2: Shape: Round Other Popular Drug Imprint TV U4 148 GG 331 KRC L COUMADIN 5 L178 EP 340 AP205 logo and 1830 R 50 E700 U 89 143 M L19 logo and LD 4211 V ZC55 DDS 081 54 814 M 243 472 MUTUAL 902 832 50 E 215 IP 77 B 544 Flomax 0.4 mg logo and NS OTSUKA 15 TA4M MF 1 VP 043 Zofran E 720 L203 4 99 IP 194 GX LL7