Pill Identification by Imprints: R4 Home Pill Identification by Imprints: R4 7 results RISPERIDONE 4 MG TABLET Side 1: R4 Color: Yellow Side 2: 1040 Shape: Oblong RISPERIDONE 4 MG TABLET Side 1: R4 Color: Yellow Side 2: 1040 Shape: Oblong RISPERIDONE 4 MG TABLET Side 1: R4 Color: Yellow Side 2: 1040 Shape: Oblong ROPINIROLE HCL ER 4 MG TABLET Side 1: R4 Color: Light Brown Side 2: Shape: Oblong ROPINIROLE HCL ER 4 MG TABLET Side 1: R4 Color: Light Brown Side 2: Shape: Oblong ROSUVASTATIN CALCIUM 10 MG TAB Side 1: H Color: Light Pink Side 2: R4 Shape: Round ROSUVASTATIN CALCIUM 10 MG TAB Side 1: H Color: Light Pink Side 2: R4 Shape: Round Other Popular Drug Imprint BAC 10 P 450 APO 500 E99 logo and 11 627 GS FFS 75 R789 CM3 TL050 MYLAN 4250 C55 MYLAN 347 K 29 MYLAN DX 150 ED DM NORCO 729 HLA 20 93 294 54 524 J 247 CYP 870 UHE MP 445 AHI 1 M525 FEL 600 ID Z48 WATSON 462 S903 2080 5 or 10 533 GG 506 LOTENSIN HCT C1 L13 logo and 4366 LAMICTAL XR 100