Theophylline is related chemically to the natural metabolite xanthine, which is a precursor of uric acid. METHYLXANTHINES PATIENT TEACHING? METHYLXANTHINES EXPECTED OUTCOMES? Therefore, a calm approach is an important aspect of care. It is recommended that caffeine be discontinued for at least 24 hours prior to stress testing. Assessment & Drug Effects. Citation. Liver disease. histamine release -stimulates ciliary transport of ... Drug Mechanism Use Side/Adverse Effects Nursing Implications Cromolyn Sodium (non-steroidal) INTAL -prevents influx of Ca into mast cells, therefore inhibiting degranulation and release of Figure 8-1 shows the general xanthine structure and the structures of theophylline (1,3-dimethylxanthine) and caffeine (1,3,7-trimethylxanthine). The patient and family are often frightened and anxious because of the patient’s dyspnea. Disclaimer: These citations have been automatically generated based on the information we have and it may not be 100% accurate. cAMP so bronchodilation -decr. Methylxanthines -inhibits phosphodiesterase leads to incr. The immediate nursing care of patients with asthma depends on the severity of symptoms. Describe the therapeutic serum or plasma theophylline level and the toxic level. Reginald P. Sequeira, in Side Effects of Drugs Annual, 2009. IV Therapeutic Level: 10 - 20. Methylxanthines are bronchodilators used in the treatment of asthma and chronic obstructive pulmonary disease (COPD). Although nursing considerations and implications are slightly different, most nursing resources and textbooks use them interchangeably. METHYLXANTHINES NURSING IMPLICATIONS? • Phenobarbital and phenytoin decrease theophylline levels. Start studying MCC nursing 1355. Because of their methyl attachments, these agents are often referred to as methylxanthines. Methylxanthines (nursing considerations: • Advise clients to avoid consuming caffeinated beverages (coffee, caffeinated colas). Please consult the latest official manual style if you have any questions regarding the format accuracy. Find patient medical information for Duoneb Inhalation on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Nursing Implications. Monitor BP if patient is also on antihypertensive treatment. Methylxanthines; Nursing Management. Describe the side effects of beta 2-adrenergic agonists and methylxanthines. Contrast the therapeutic effects of leukotriene antagonists, glucocorticoids, cromolyn, antihistamines, and mucolytics for COPD and asthma. Caffeine: (Major) Methylxanthines, through antagonism of adenosine and thus pharmacologic-induced coronary vasodilation, have been associated with false-negative results during dipyridamole-thallium 201 stress testing. Less frequent nocturnal asthma. 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