IRCT20210202050229N1 IRCT 2021-08-02 Shahed University The effect of Cassia fistula syrup on constipation The effect of Cassia fistula syrup on quality of life in patients undergoing hemodialysis with constipation 2021-07-23 anticipated 70 Complete https://irct.ir/trial/56746 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Supportive, Randomization description: Randomization is done using random permutation blocks method. The size of the blocks is 4. Drugs in two categories (drug and placebo) are made by the study pharmacist and sent to the study statistics specialist. The statistician encodes them and places them in blocks of 4 (containing 2 numbers from each group). And is given to the researcher in blind form. Unlock the codes will be done after the end of the study. In case of side effects, the drug code will be unlocked. Blinding is such that placebo syrup and medicine in a single form, with the same label and the same taste and smell will be prepared by a pharmacist in the laboratory of the Clinical Trial Research Center of Shahed University. The only person who knows the nature of syrups is the pharmacist who makes the medicine. To hide the treatment process (Concealment), the drugs in two groups A and B (without explaining its content), reach a statistician and he performs the coding in blocks of four, Blinding description: Blinding is such that placebo syrup and medicine in a single form, with the same label and the same taste and smell will be prepared by a pharmacist in the laboratory of the Clinical Trial Research Center of Shahed University. The only person who knows the nature of syrups is the pharmacist who makes the medicine. 3 quality of life. Intervention 1: Intervention group: The drug group is given 10% Cassia fistula syrup (each 1 ml containing one tenth of a gram of dried pulp of Cassia fistula fruit) in the amount of 10 ml twice daily for 30 days. Intervention 2: Control group: Placebo syrup is a combination of sugar and honey that turns dark after preparation and heating and is prepared with a dosage defined by the Clinical Trial Research Center of Shahed University. 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 There is no more information