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 583 TF TF L368 Dia B HP 61 R720 E223 2122 SEARLE 2762 GM 2 M 61 CTI 103 G220 6 036 PAL E 52 US 13 ADP bes PRE 01 GGN6 M 27 LOTREL 2255 54 137 logo and 342 322 CL 042 IP 220 M151 T400 AUM 102 E5 or E6 AK2 EK 25 0031 V logo and 12 362 M 801 ML 59 NL 572