Pill Identification by Imprints: E501 Home Pill Identification by Imprints: E501 4 results NICARDIPINE 20 MG CAPSULE Side 1: E501 Color: Light Blue Side 2: E501 Shape: Oblong NICARDIPINE 20 MG CAPSULE Side 1: E501 Color: Light Blue Side 2: E501 Shape: Oblong NICARDIPINE 20 MG CAPSULE Side 1: E501 Color: Light Blue Side 2: E501 Shape: Oblong NICARDIPINE 20 MG CAPSULE Side 1: E501 Color: Light Blue Side 2: E501 Shape: Oblong Other Popular Drug Imprint R718 A029 ASK001 AP M151 MYLAN 8008 Rivastigmine 13.3 mg/24 hours NL 620 T-E L 348 GG 977 S 430 logo and 7 C316 SB I33 ZA22 LOPRESSOR V400 25 222 44 235 LA16 RX 504 25 41 UPSHER-SMITH 0233 874 4 I62 AUM 103 E 140 Relagesic FLINT IP 203 255 logo and 511 C 286 Phillips' Z622 WRF 2 F 8 LU LU