Guaifenesin, Dextromethorphan, and Phenylephrine
What is it? Overview Usage Side Effects and Warnings
Answers

What is Guaifenesin, Dextromethorphan, and Phenylephrine?

(gwye FEN e sin, deks troe meth OR fan, & fen il EF rin)

• This medicine is used to treat nasal congestion.

• This medicine is used to stop coughing.

• This medicine is used to thin secretions so they can be removed from the body by coughing.

What are the precautions when taking this medicine?

• Check medicines with healthcare provider. This medicine may not mix well with other medicines.

• If you have PKU, talk with healthcare provider. Some products do contain phenylalanine.

• If you have high blood pressure, talk with healthcare provider.

• If you have diabetes, talk with healthcare provider.

• If you have thyroid disease, talk with healthcare provider.

• If you have glaucoma, talk with healthcare provider.

• Tell healthcare provider if you are pregnant or plan on getting pregnant.

• Tell healthcare provider if you are breast-feeding.

What are some possible side effects of this medicine?

• Nervous and excitable.

• Dry mouth. Frequent mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may...

 
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