Pill Identification by Imprints: NT6 Home Pill Identification by Imprints: NT6 1 result THEOPHYLLINE ER 600 MG TABLET Side 1: NT6 Color: White Side 2: Shape: Oblong Other Popular Drug Imprint logo 753 18mg 44 450 S191 A 41 FS AC 355 93 319 A 10 A 640 ZC55 AAT 058 PreQue RX3341 L212 ACTIQ 1200 CP 25 0 8 518 381 ZA21 MYLAN 4250 EP 137 C73 CLOM 25 C 100 NL4S G 152 logo and H8 A IL ZA08 SL 125 U27 APO 034 E613 10 1328 HH205 44 450 M D9 B 566