Guaifenesin / hydromorphone Side Effects
Nervous system side effects of guaifenesin have included dizziness and headache. Central nervous system adverse effects of hydromorphone have included mental depression, dizziness, lightheadedness, respiratory depression (which is sometimes fatal), stupor, delirium, somnolence, agitation, and dysphoria.[Ref]
Other side effects of hydromorphone have included withdrawal symptoms, such as agitation, restlessness, anxiety, insomnia, tremor, abdominal cramps, blurred vision, vomiting and sweating, after either abrupt cessation or fast tapering of narcotic analgesics.[Ref]
Gastrointestinal side effects of guaifenesin have included upset stomach and vomiting with higher than recommended doses. Doses recommended for expectoration are rarely associated with gastrointestinal upset. Gastrointestinal side effects of hydromorphone have included nausea, vomiting, constipation, and dry mouth.[Ref]
Dermatologic side effects of guaifenesin have included rash. Narcotic-induced rash has also been reported.[Ref]
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Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
Some side effects may not be reported. You may report them to the FDA.