Pill Identification by Imprints: OS 301 Home Pill Identification by Imprints: OS 301 4 results VENLAFAXINE HCL ER 37.5 MG TAB Side 1: OS 301 Color: White Side 2: Shape: Round VENLAFAXINE HCL ER 37.5 MG TAB Side 1: OS 301 Color: White Side 2: Shape: Round VENLAFAXINE HCL ER 37.5 MG TAB Side 1: OS 301 Color: White Side 2: Shape: Round VENLAFAXINE HCL ER 37.5 MG TAB Side 1: OS 301 Color: White Side 2: Shape: Round Other Popular Drug Imprint C56 B104 WATSON 3210 R717 IP33 54 694 ANI 230 logo and 23 656 ML 88 8I MP 973 93 28 SZ 986 AA 820 W D 92 RX652 10 31 F1 N 741 SZ245 141 MP 35 n 574 Z or M FAM250 K9 BL L1 ZD 19 HP51 IT 68 24 logo and S5 P L 195 MPC 500 ALDACTONE 100 GP 2230