Pill Identification by Imprints: HP 63 Home Pill Identification by Imprints: HP 63 1 result THEOPHYLLINE ER 450 MG TAB Side 1: HP 63 Color: White Side 2: Shape: Oblong Other Popular Drug Imprint A 54 302 logo and NR T 20 MP 442 N L 54 879 GG 124 M L23 51 38 Benadryl 832 50 Nitro-Dur 0.4 mg/hr TA4M DM1 44 449 200 mg CP 405 logo and 255 951 EP C 17 FP650 54 771 MP 445 A21 MYLAN TH2M M 0 17 93 833 M RN2 P293 M 45 logo and EK 0524 0405 6 036 ZYLOPRIM 300 1182 CYP 189 L357