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 RG78 44 111 MAXIPHEN MYLAN 5410 L76 C370 K9 L115 SUSTIVA H 502 logo and 510 M451 V 200 402 O15 HP 2 b1009 Y 45 M 617 OMJ 100 TMZ T 2 597 MOTRIN PM LES200 CP 406 Librax RB97 U36 M15 I 71 391 FL 60 MYLAN 731 MYLAN DA 5 HALCION 0.25 SZ 431 ZZ A 16 BVF 300