dyphylline/dy·phyl·line/ (di´fil-in) a derivative of theophylline used as a bronchodilator in the treatment of asthma, chronic bronchitis, and emphysema.
a methylxanthine bronchodilator.
indications It can be prescribed in the treatment of bronchospasm in acute bronchial asthma, bronchitis, and emphysema but is no longer widely used.
contraindications It is used with caution in patients with peptic ulcer or cardiovascular disease. Known hypersensitivity to this or to other xanthines prohibits its use.
adverse effects Among the more serious adverse reactions are GI distress, dizziness, tachycardia, headache, and palpitations.
dyphyllineA theophylline-like bronchodilator and vasodilator. See Imipramine.