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Study aim
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Comparison of the effectiveness of intravenous lidocaine, intravenous magnesium sulfate, and intravenous ketorolac in controlling pain in patients with renal colic.
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Design
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Phase 3 clinical trial with control and intervention groups with parallel groups, double-blind, randomized using a simple random number table on 100 patients
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Settings and conduct
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This study will be performed in the emergency department of Imam Reza Hospital in Tabriz, East Azerbaijan province.
The patients were randomly divided into 3 groups, and in the control group, intravenous ketorolac, in the first intervention group, intravenous magnesium sulfate, and in the second intervention group, intravenous lidocaine will be administrated. Pain score before drug administration and 5, 10, 15 and 30 minutes after will be checked and recorded using the VAS tool. The patient and the outcome examiner will be blinded to the study groups.
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Participants/Inclusion and exclusion criteria
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People between 18 and 65 years old with acute renal colic will be included in the study.
Patients with a history of kidney failure, liver disease, heart disease, asthma, or a history of allergy to the drugs used in this study, and pregnant patients will not be included in the study.
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Intervention groups
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In the control group, 30 mg of ketorolac will be injected intravenously and 500 cc of normal saline will be prescribed as a placebo.
In the magnesium sulfate group, 2 grams of magnesium sulfate in 500 cc of normal saline will be injected to the patient and 10 cc of normal saline will be prescribed as a placebo.
In the lidocaine group, the amount of 1.5 mg of lidocaine per kilogram of body weight will be injected to the patient and 500 cc of normal saline will be prescribed as a placebo.
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Main outcome variables
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Pain score at 5, 10, 15 and 30 minutes after drug administration using VAS tool