Pill Identification by Imprints: M 543 Home Pill Identification by Imprints: M 543 0 results Nothing Found!!! Other Popular Drug Imprint I 23 C280 M32 F5 93 7198 OBX MIA 110 S 429 Estradiol 0.0375 mg/day S 571 TL 217 L544 P40 V358 ML 34 Nitroglycerin 0.6mg/hr POT 10 Respa K 26 CHEMET E652 IDT M30 PE 723 logo and 4405 L 26 LL 252 B192 ZC 78 KC 8 50 223 APO 041 APTALIS 15 par 020 E 10 7.5/500 BUMEX 1 435 B167 C81 UPSHER-SMITH 0233