IRCT2014042017361N1 IRCT 2014-06-02 Qazvin University of Medical Sciences Effect of chamomile ointment on incidence of phlebitis caused by amiodarone Effect of chamomile ointment on iIncidence of phlebitis caused by intravenous amiodarone in cardiac care unit in selected Qazvin's hospitals: 2013 2014-03-21 anticipated 40 Complete https://irct.ir/trial/15982 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Prevention. N/A Phlebitis. Intervention 1: This study is randomized double blind clinical trials. Drug group: The patients with ventricular or supraventricular arrhythmias that will admitted in the cardiac care unit will be treated with amiodarone for 24 h. Infusion of amiodarone with 150 mg over 10 min and with 6 mg/min for 6 h and 0.5 mg/min for 18 h will be continued. Chamomile ointment as a fingertip will apply ten cm above the IV injection route of amiodarone, as the skin is completely covered with ointment and it will be repeated every 8 hours for three days. During this time, the location will be checked of phlebitis, pain, swelling, redness by researcher every 8 hours and if needed. Intervention 2: Control group: The patients with ventricular or supraventricular arrhythmias that will admitted in the cardiac care unit will be treated with amiodarone for 24 h. Infusion of amiodarone with 150 mg over 10 min and with 6 mg/min for 6 h and 0.5 mg/minute for 18 h will be continued. Placebo ointment as a fingertip will apply ten cm above the IV injection route of amiodarone, as the skin is completely covered with ointment and it will be repeated every 8 hours for three days. During this time, the location will be checked of phlebitis, pain, swelling, redness by researcher every 8 hours and if needed.