Pill Identification by Imprints: K 4 Home Pill Identification by Imprints: K 4 1 result PROMETHAZINE 50 MG TABLET Side 1: K 4 Color: Pink Side 2: Shape: Round Other Popular Drug Imprint D20 L657 BP 814 AC 133 Midol 93 733 147 2 or 4 M 15 C 286 logo and 637 SJ 646 W 925 MYLAN 7050 1325 N150 R135 348 645 354 CL 42 logo and LI25 HP51 Benadryl VIP 105 368 ALEVE COLD&SINUS Tofranil-PM 75 mg IP 46 A112 54 575 LAMICTAL 25 L 60 VP 044 4009 I 135 M 75 MO1 PA 918 MYLAN GT 16