A randomized clinical trial to test the efficacy of EMLA cream (lidocaine 2.5% and prilocaine 2.5% in a ratio of 1:1 by weight) in comparison to the established local anesthesia (LA) protocol of lidocaine subcutaneous injection, in providing adequate peri-operative local anesthesia during transradial coronary angiography.
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Visual Analog Scale of Pain Perception during sheath insertion
Timeframe: During artery puncture
Visual Analog Scale of Pain Perception after sheath removal
Timeframe: 30 minutes after sheath removal