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 MYLAN 5750 Z 3 OMP 20 500 500 logo and S12 RJ72 AA 76 C 14 AT 262 N 3 DAN 5555 NPX A 50 18 TENORMIN S 225 WATSON 462 GS EUG 225 611 E 4354 Z622 Z12 G 55 TARO 55 RX679 logo and 342 PRAVACHOL 40 SDF 20 V362 41 R 100 DYAZIDE SB 92 U OWP 1000 logo and 2371 NATCO or A45 or D GPI W2 MYLAN 3110 7.5