You should not use this medicine if you are allergic to Robitussin (guaifenesin).
Use this medication exactly as directed on the label, or as prescribed by your doctor. Do not use it in larger amounts or for longer than recommended.
Do not give this medication to a child younger than 4 years old. Always ask a doctor before giving a cough or cold medicine to a child. Death can occur from the misuse of cough and cold medicines in very young children.
Drink extra fluids to help loosen the congestion and lubricate your throat while you are taking this medication.
This medication may impair your thinking or reactions. Be careful if you drive or do anything that requires you to be alert.
Before taking this medicine
You should not use this medicine if you are allergic to Robitussin (guaifenesin).
FDA pregnancy category C. It is not known whether Robitussin will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant while using this medication.
It is not known whether Robitussin passes into breast milk or if it could harm a nursing baby. Do not use this medication without telling your doctor if you are breast-feeding a baby.
 Robitussin Chest Congestion pregnancy and breastfeeding warnings (more detail)
