Pill Identification by Imprints: N T4 Home Pill Identification by Imprints: N T4 1 result THEOPHYLLINE ER 400 MG TABLET Side 1: N T4 Color: White Side 2: Shape: Round Other Popular Drug Imprint SZ442 Ziks631 HP 1 XP EP 136 37.5 25 H 49 TEMODAR 125 N 947 1441 G 31 WPI 867 AA 70 35 78 BERTEK 670 AB C81 T2 E1 or D8 Durachol K 18 OXYTROL 3.9 mg/day NT 26 1207 I31 AA 14 HP65 SU12 EP 131 H151 ucb 500 E 104 M 2 223 ZGNX 30 mg GG 451 CLARITIN-D 24 HOUR CALAN 120 PX 1