Efficacy of black seed (Nigella sativa) on kidney stone dissolving

INTERVENTION: Intervention 1: Intervention group: Capsules of black seed (500 mg twice a day) were given to patients for 10 weeks. Capsules were taken with honey syrup. Intervention 2: Control group: Placebo capsules (500 mg twice a day) were given to patients for 10 weeks. Capsules were taken with honey syrup. CONDITION: kidney stone. ; Calculus of kidney PRIMARY OUTCOME: Stone number. Timepoint: Before the intervention and 70 days after the start of taking the black seed. Method of measurement: Change in the number of stones after intervention by kidney ultrasound based on millimetres. Stone size. Timepoint: Before the intervention and 70 days after the start of taking the black currant. Method of measurement: Change in the size of the stones after the intervention by kidney ultrasound based on millimetres. SECONDARY OUTCOME: Ph level of urine. Timepoint: Before the intervention and 70 days after the start of taking the black seed. Method of measurement: pH meter. The amount of calcium in the blood. Timepoint: Before the intervention and 70 days after the start of taking the black seed. Method of measurement: Photometric. INCLUSION CRITERIA: Men and women aged 20 to 60 years, people 20‐60 years old with kidney stone disease that has been confirmed by ultrasound sonography Patients with kidney stones equal or larger than 5 mm diameter People who do not have poor renal and hepatic function (according to tests and records) people who are satisfied with traditional treatment