Pill Identification by Imprints: PY 1 Home Pill Identification by Imprints: PY 1 2 results PHENAZOPYRIDINE 100 MG TAB Side 1: PY 1 Color: Deep Brown Side 2: Shape: Round PYRIDIUM 100 MG TABLET Side 1: PY 1 Color: Deep Brown Side 2: Shape: Round Other Popular Drug Imprint SAT MYLAN 351 S433 K 25 D5 KPI 283 E 63 IP 302 ZA-37 L238 Z 4235 36 01 VP 076 93 318 13 Q22 93 7372 231 MSD 117 ADVIL COLD & SINUS 44 453 CL 025 VH2 MP 903 M 14 SG 322 D3 or PC 54 025 P620 K237 18mg G 3720 PAR 867 GG 26 TL 121 E 648 AN35 D1 or P 832 25 J