Pill Identification by Imprints: DX 31 Home Pill Identification by Imprints: DX 31 2 results ISOSORBIDE MONONIT ER 60 MG TB Side 1: DX 31 Color: Light Yellow Side 2: Shape: Oval ISOSORBIDE MONONIT ER 60 MG TB Side 1: DX 31 Color: Light Yellow Side 2: Shape: Oval Other Popular Drug Imprint LCL 93 5269 CLR DANTRIUM 25mg ZF 25 141 93/11 ZD 19 NCH 0830 APO TI-2 RX632 logo and 050 468 MSD 735 PREMPRO 0.625/5 or PREMARIN 0.625 MYLAN TM 20 P 80 RX 828 B 155 WAT SON 4741 ASPIRIN logo and 2909 FX 75 PC1 M 530 79 GG L7 PRECOSE 100 T 207 MX 23 AA1 445 421 EM1 I 1 7 S 20 M 755 44 111 M RN3