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 RESPA 177 4833X 827 ZC19 Glaxo GG638 SPD417 L233 Advil 100 fentanyl 800 mcg K105 LIMBREL ZYLOPRIM 100 Takeda 569 WW 15 TYLENOL 3 CODEINE H 147 VIBRA HLP 80 FLAGYL ML 67 E 53 2174 IP 219 C 89 logo and D5 1000M SZ 658 2 1 TCR LOR 10 ACTICAL KOS G352 Syntho 11 10 .7 Z 66 920 P d