Pill Identification by Imprints: OS 304 Home Pill Identification by Imprints: OS 304 4 results VENLAFAXINE HCL ER 225 MG TAB Side 1: OS 304 Color: White Side 2: Shape: Round VENLAFAXINE HCL ER 225 MG TAB Side 1: OS 304 Color: White Side 2: Shape: Round VENLAFAXINE HCL ER 225 MG TAB Side 1: OS 304 Color: White Side 2: Shape: Round VENLAFAXINE HCL ER 225 MG TAB Side 1: OS 304 Color: White Side 2: Shape: Round Other Popular Drug Imprint ML 64 45 77 M471 R25 SB 4141 151 0476 SZ 466 TE VA GG 336 Watson 372 Respa 498 NAPROSYN AC359 G71 S193 44- 107 AN 475 195 L489 8I par 085 M A12 VRX E 104 O15 93 9133 4895 NCH 0810 Vivotif Berna 5544 M 138 logo and ZA V40 AN 757 A 0.5 SJ 646 IL 3583 271/100