openFDA text is shown for search and cross-checking; DailyMed SPL is canonical.
Warnings sections page 1 of 1 · 1 matching rows.
warnings
WARNINGS: DILEX-G 400 is not indicated in the management of status asthmaticus, which is a serious medical emergency. Although the relationship between plasma levels of dyphylline and appearance of toxicity is unknown, excessive doses may be expected to be associated with in increased risk of adverse effects.
ADVERSE REACTIONS: DILEX-G 400 may cause nausea, headache, cardiac palpitation and CNS stimulation. Postprandial administration may help avoid gastric discomfort. The following adverse reactions have been reported with other xanthine bronchodilators and have been most often related to excessive drug plasma levels. They should be considered as potential adverse effects when dyphylline is administered. Gastrointestinal: nausea, vomiting, epigastirc pain, hematemesis, diarrhea. Central Nervous System: headache, irritability, restlessness, insomnia, hyperexcitability, agitation, muscle twitching, generalized clonic and tonic convulsions. Cardiovascular: palpitation, tachycardia, extrasystoles, flushing, hypotension, circulatory failure, ventricular arrhythmias. Respiratory: tachypnea. Renal: albuminuria, gross and microscopic hematuria, dieresis. Other: hyperglycemia, inappropriate ADH syndrome. There have been no serious side effects reported with the use of guaifenesin.