Choking and coughing with Aminophylline Input should stop the medication at the first opportunity and seek medical attention. Aminophylline is one of the more common medications to relieve bronchial smooth muscle spasm, and is used to relieve wheezing symptoms in bronchial asthma, wheezing bronchitis, and obstructive emphysema. Some patients may experience adverse reactions, such as nausea and vomiting, in the early stages of treatment. If the symptoms are mild you can take the drug for relief. Aminophylline is prone to adverse reactions such as nausea, vomiting, agitation, and insomnia when taken in the wrong dosage or if used incorrectly. Overdose can be severe and even fatal with respiratory and cardiac arrest. Serum theophylline levels should be monitored regularly to ensure maximum efficacy without the risk of high blood levels. Discontinue the drug immediately if symptoms are significant and seek medical attention for appropriate treatment. Aminophylline should be treated in the hospital as soon as possible when an adverse reaction occurs, and should not be treated on its own to avoid adverse effects.