The usage and dosage of CardioTriplex is intravenous push epinephrine injection 1mg, atropine injection 1mg and lidocaine injection 5ml, the specific use of the drug should follow the doctor’s instructions. Cardiac triple combination is mainly used for the rescue of cardiac arrest, such as cardiac arrest caused by anaphylactic shock, cardiac arrest caused by other reasons and other critical situations, then you can use lidocaine injection, atropine injection and epinephrine injection three drugs combined rescue. Epinephrine is 1mg intravenous push, if it is ineffective every 3 minutes to repeat the administration of drugs, but to be at least 2 minutes of cardiopulmonary resuscitation and 1 time after the start of electric defibrillation; atropine can relieve smooth muscle spasm, inhibit gland secretion, 1mg intravenous push; lidocaine is used to antiarrhythmic, 5ml intravenous push. Drugs need to follow the doctor’s instructions for rational application.