Pill Identification by Imprints: K 401 Home Pill Identification by Imprints: K 401 2 results GLYCOPYRROLATE 2 MG TABLET Side 1: K 401 Color: White Side 2: Shape: Round GLYCOPYRROLATE 2 MG TABLET Side 1: K 401 Color: White Side 2: Shape: Round Other Popular Drug Imprint 269/60 M D11 N010 226 or 291 L 35 T583 T538 ZOMIG 2.5 FENTANYL 400 MCG P 75 logo and 497 APTALIS 10 151 CAPACET AN248 EXELON 1.5 mg GDC CP 75 VIP101 L178 A87 OP 704 IP204 VPHEME I62 M D10 77 NT 200 SL 25 PC23 343 ziks 0203 L 8 U02 44375 503 RES200 VRX 205 EP 170 461 80 mg or 462 125 mg