IRCT20190911044744N4 IRCT 2023-12-11 Yazd University of Medical Sciences Evaluation of the effectiveness of curcumin in the prevention of contrast induced nephropathy in following coronary Angiography Evaluation of the effectiveness of curcumin in the prevention of contrast induced nephropathy in following coronary Angiography: A randomized controlled Trial 2023-12-11 anticipated 60 Complete https://irct.ir/trial/73552 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Health service research, Randomization description: Patients are divided into groups of 30 people and using statistical software;30 people out of 60 patients are completely randomly placed in the treatment group and 30 people in the placebo group. Randomization unit: individual Randomization tool: statistical software, Blinding description: In this study, the participants, the main researcher, the doctors and the person in charge of data collection are kept blind. In this way, the list of people who are going to take medicine or placebo will be provided to the head of the surgery department with a number. 3 Contrast induced nephropathy in following coronary angiography. Intervention 1: Intervention group: recipients of curcuma tablets from Dineh company receive tablet orally 12 hours before coronary angiography to reduce nephrotoxicity of the contrast material and control renal parameters. Intervention 2: Control group: recipients of a placebo prepared in the pharmacy laboratory of Yazd Faculty of Pharmacy in the same size and color as curcuma tablets 12 hours before coronary angiography, receive the tablet orally to reduce the nephrotoxicity of contrast material and control renal parameters. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is After the project is finished, we will decide with the supervisor about the release of the data file.