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

What is Guaifenesin, Pseudoephedrine, and Dextromethorphan?

(gwye FEN e sin, soo doe e FED rin, & deks troe meth OR fan)

• This medicine is used to make a cough productive.

• This medicine is used to stop coughing.

• This medicine is used to treat nasal congestion.

What are the precautions when taking this medicine?

• This medicine is not for coughs due to smoking or lung disease.

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

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

• Limit caffeine (for example, tea, coffee, cola) and chocolate intake. Use with this medicine may cause nervousness, shakiness, and fast heartbeat.

• 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 help.

• Inability to sleep.

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