Pill Identification by Imprints: K4 Home Pill Identification by Imprints: K4 1 result PROMETHAZINE 50 MG TABLET Side 1: K4 Color: Pink Side 2: Shape: Round Other Popular Drug Imprint GG 575 R 20 Z 3926 M 113 WATSON 3209 M111 P 2 G75 SINGULAIR MYLAN 147 MP 50 808 L058 E 0932 E300 CTI 103 N007 SVT MYLAN 512 785 5413 ALEVE COLD&SINUS M136 Vivotif GG 126 C 91 M U12 PAD 0118 U01 GX EG3 221 T 207 CLEOCIN 300 mg T 192 logo and 640 PERCOCET 5 M 090 GC 212 or 279 A66