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Carbetapentane / guaifenesin / phenylephrine Side Effects

Medically reviewed by Drugs.com. Last updated on Apr 17, 2022.

Applies to carbetapentane/guaifenesin/phenylephrine: oral liquid, oral syrup, oral tablet, oral tablet extended release

Nervous system

Nervous system side effects have included nervousness, lightheadedness, excitability, restlessness, dizziness, tenseness, convulsions, CNS depression, and insomnia.[Ref]

Cardiovascular

Cardiovascular side effects have included arrhythmias and hypotension with cardiovascular collapse.[Ref]

Gastrointestinal

Gastrointestinal side effects have included nausea and vomiting.[Ref]

Psychiatric

Psychiatric side effects have included fear, anxiety, and hallucinations.[Ref]

Respiratory

Respiratory side effects have included respiratory difficulty.[Ref]

Genitourinary

Genitourinary side effects have included dysuria.[Ref]

General

General side effects have included weakness and pallor.[Ref]

More about carbetapentane / guaifenesin / phenylephrine

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References

1. "Product Information. Phencarb GG (carbetapentane / guaifenesin / phenylephrine)." Boca Pharmacal Inc (2004):

Further information

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.