Pill Identification by Imprints: M 1820 Home Pill Identification by Imprints: M 1820 1 result METHYLPHENIDATE ER 20 MG CAP Side 1: M 1820 Color: Medium Blue Side 2: 20 mg Shape: Oblong Other Popular Drug Imprint 63 P210 APO 500 G 254 221 PROCARDIA XL 60 DISTA 3104 U01 J1 BMS 100 V500 E 137 Flomax 0.4 mg 970 G230 M07 6.0 PARLODEL 2 1/2 3432 HP 47 L357 956 M 70 518 K10 IP 145 SZ 202 F 76 83 54 352 CRESTOR 5 7153 L149 UCB 584 DYN-055 TARO 55 Z 13 ZA-09 1252 K6 logo and 497