Robitussin
(Guaifenesin)
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Breaks up mucus that causes cough.
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Our bottom line
Robitussin (Guaifenesin) is a useful medicine for loosening congestion in your chest and throat, but it doesn't last as long as other guaifenesin products.
Quick facts about Robitussin
- Drug class: Respiratory
- Rx status: Over-the-counter
- Generic status: Lower-cost generic available (guaifenesin)
Upsides
- Robitussin (Guaifenesin) reduces the thickness and amount of mucus in your throat and chest.
- It’s available at the drugstore either by itself or in combination with other medications to treat cold and flu symptoms.
- Available in multiple forms.
- Can be used in children 12 years and older.
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Downsides
- Robitussin (Guaifenesin) doesn't last as long as other products that contain guaifenesin. Mucinex's extended release form lasts 12 hours and Robitussin (Guaifenesin)'s lasts 8 hours.
- You need to drink a lot of fluids while taking this medication or it won't work as well.
- Robitussin (Guaifenesin) isn’t useful if you have a dry cough.
- Can cause nausea, headache, and an upset stomach.
How it works
Robitussin (Guaifenesin) is an expectorant. It contains guaifenesin, which thins and loosens mucus, making it easier to cough out.
Quick facts about Robitussin
- Drug class: Respiratory
- Rx status: Over-the-counter
- Generic status: Lower-cost generic available (guaifenesin)
Dosage forms
- Liquid
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Prices and coupons
Skip prices section. Skip to what to expect section.Side effect rates for Robitussin (Guaifenesin)
0 reports
These are side effects of Robitussin (Guaifenesin) reported to the FDA by people taking it, and by doctors and pharmacists.Risks and Warnings for Robitussin (Guaifenesin)
Skip risks section. Skip to common concerns section.Some people taking Robitussin (Guaifenesin) have reported nausea and vomiting. This is very rare and usually not serious. However, if you develop a fever with the nausea and vomiting, then talk to your doctor right away.
Common concerns from people taking Robitussin (Guaifenesin)
Final section. Do you want to return to drug navigation?Pregnancy
The FDA hasn’t classified this medicine’s effects on unborn babies. Talk with your doctor about this medicine if you’re pregnant or planning on it.
Tip: Always talk with your doctor before you take any medication while pregnant.FDA pregnancy category for Robitussin
NUnknown