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 RE 23 HYD 100 M MC2 MYLAN 5426 M S25 NL 680 239 DS or DP 2101 Z 71 par 258 R 200 ZA48 M 412 U02 G 150 mg 785 PH 044 EL 14 Z10 1008 ZESTRIL I26 AV1 or AV2 Y 45 Macuvex 708 C325 1000 GG 21 109 PF NL 950 par 009 TR MYLAN 6896 U 128 W 782 AR 50 86 67 MYLAN 6440