Pill Identification by Imprints: 638 Home Pill Identification by Imprints: 638 3 results ALENDRONATE SODIUM 70 MG TAB Side 1: 638 Color: White Side 2: Shape: Round ALENDRONATE SODIUM 70 MG TAB Side 1: 638 Color: White Side 2: Shape: Round LAMOTRIGINE ER 250 MG TABLET Side 1: logo Color: Yellow Side 2: 638 Shape: Oblong Other Popular Drug Imprint M D12 8 07 156 DX41 5410 TL 382 A1 or A2 1004 AC 357 M 81 PAR 821 44 184 201 or 271 M73 1020 GG854 GG854 NALFON 400 mg B105 1 KLONOPIN AN 2 CPC1327 231 and logo 10 mg and 3513 Andrx 700 400 54 986 allegra-D MP 84 V355 269 G 037 54 942 ML 1 L050 LC 77 5513 906 ETO 300 MG U-S 250 C28