Pill Identification by Imprints: K237 Home Pill Identification by Imprints: K237 1 result URSODIOL 300 MG CAPSULE Side 1: K237 Color: Pink Side 2: K237 Shape: Oblong Other Popular Drug Imprint M522 IMA 100 cor 116 348 GC Z320 20 mg ER 7 N 60 H 103 M400 E 213 ZESTRIL 10 CB8 PRECOSE 100 E50 OS 304 PERCOGESIC M04 3.0 logo and 659 IP 189 EL600 C 2 1/2 M RE6 BA 300 MD 562 44 585 2471 210 629 E 882 logo and 509 60 98 L478 SEROQUEL 25 437 logo and 2372 CDT 251 44-226 2776 SZ 183