Mucinex
(Guaifenesin)
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3.8/ 5 average rating with 902 reviewsforMucinex
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Breaks up mucus that causes cough.
Skip Upsides & Downsides section. Skip to side effects section.
Our bottom line
Mucinex (Guaifenesin) is a useful medicine for loosening congestion in your chest and throat, and it lasts longer than other guaifenesin products.
Quick facts about Mucinex
- Drug class: Respiratory
- Rx status: Over-the-counter
- Generic status: Lower-cost generic available (guaifenesin)
Upsides
- Mucinex (Guaifenesin) reduces the thickness and amount of mucus in your throat and chest.
- Lasts longer than some other products that contain guaifenesin, such as Robitussin, because it's an extended-release form.
- It’s available at the drugstore either by itself or in combination with other medications to treat cold and flu symptoms.
- Available in liquid and tablet forms.
- Mucinex (Guaifenesin) is alcohol- and sugar-free.
902Downsides
- Mucinex (Guaifenesin) is more expensive than other medications that treat congestion.
- You need to drink a lot of fluids while taking this medication or it won't work as well.
- Mucinex (Guaifenesin) isn’t useful if you have a dry cough.
- Can cause nausea, headache, and an upset stomach.
How it works
Mucinex (Guaifenesin) is an expectorant. It contains guaifenesin, which thins and loosens mucus, making it easier to cough out.
Quick facts about Mucinex
- Drug class: Respiratory
- Rx status: Over-the-counter
- Generic status: Lower-cost generic available (guaifenesin)
Dosage forms
- Extended release
- Liquid
Prices and coupons
Skip prices section. Skip to what to expect section.Prices and coupons for 20 (600mg) tablets of guaifenesin ER near
Pay as low as$6.231959819793701Retail priceRetail priceLearn more- Get free discount
$7.98 - Rite AidGet free coupon$8.10
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$8.42
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See more prices and coupons in your areaSide effect rates for Mucinex (Guaifenesin)
0 reports
These are side effects of Mucinex (Guaifenesin) reported to the FDA by people taking it, and by doctors and pharmacists.Risks and Warnings for Mucinex (Guaifenesin)
Skip risks section. Skip to common concerns section.Some people taking Mucinex (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 Mucinex (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 Mucinex
NUnknown
Alcohol
- Mucinex (Guaifenesin) is alcohol- and sugar-free.