<unk> (injection) is a sympathomimetic, vasopressor, and bronchodilator that is FDA approved for the treatment of respiratory distress due to bronchospasm.  It also provides rapid relief of hypersensitivity reactions to drugs and other allergens, prolongs the action of anesthetics, and may be used as a hemostatic agent.  Its cardiac effects may be of use in restoring cardiac rhythm in cardiac arrest due to various causes, but it is not used in cardiac failure or in hemorrhagic, traumatic, or cardiogenic shock.   Common adverse reactions include palpitations, pallor, sweating, nausea, vomiting, asthenia, dizziness, headache, tremor, anxiety, restlessness, and dyspnea.
Epinephrine 
Norepinephrine
Albitocin
Hyoscyamine
Methacholine
Octopamine
Dopamine
Isoproterenol 