Pill Identification by Imprints: E 4 Home Pill Identification by Imprints: E 4 2 results ESTRADIOL 1 MG TABLET Side 1: E 4 Color: Pink Side 2: M Shape: Round ESTRADIOL 1 MG TABLET Side 1: E 4 Color: Pink Side 2: M Shape: Round Other Popular Drug Imprint PLIVA 518 93 733 M 29 US 20 MYLAN 4430 CGPI WP 0320 NP 20 C75 NC 667 3QD A05 NT or EP CL11 F22 WATSON 407 653 555 606 522 RDY 665 G-X-U T 150 E3 or C2 2174 P-2 SEROQUEL 25 HP 194 711 LIMBREL 52002 b 213 SLX 102 NP 13 610 GRIS-PEG TriStart logo and 346 ML 58 1 9 G 3719 mynatal