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 LILLY 4116 W D 92 M CL1 STO 125 ap 107 M RE SZ 658 N P L962 57 55 KU 129 N111 ARI 30 54 144 TL521 logo and 14 LCI 1332 Nitro-Dur 0.2 mg/hr 445 WW 41 EN1 1382 E225 P107 AN057 59743 I111 271/100 UPSHER-SMITH 0229 1111 TL515 Benadryl P12 M 71 PF M P8 WATSON 151 ABRS-123 AAT 104 IRESSA 250