Pill Identification by Imprints: RI3 Home Pill Identification by Imprints: RI3 2 results RISPERIDONE 1 MG TABLET Side 1: RI3 Color: White Side 2: Shape: Round RISPERIDONE 1 MG TABLET Side 1: RI3 Color: White Side 2: Shape: Round Other Popular Drug Imprint AP 84 RSV 5 RG78 ML 63 45 77 AZ bull symbol K 4 IP 271 U 787 N150 HYD 100 logo and 81 S1 L 51 52 S1 or P MYLAN A4 M123 S476 A 0.5 TEVA 7588 AN 572 CORGARD 20 5/1000 MUTUAL 401 NTBC 2 mg logo and 509 n 794 E51 A176 E8 cor 187 NPR LE 500 S10 R25 UL500 Neurontin 100 mg A 349 b 971