• helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive • tem.
From the official label (May 2026). Your prescription and pharmacist come first.
What the official label says. If a doctor prescribed it, follow the prescription. Your pack's leaflet comes first if it is different.
• helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive • temporarily relieves nasal congestion due to: • common cold • hay fever • upper respiratory allergies • temporarily restores freer breathing through the nose • promotes nasal and/or sinus drainage • temporarily relieves sinus congestion and pressure
• do not crush, chew, or break extended-release tablet • take with a full glass of water • this product can be administered without regard for timing of meals • adults and children 12 years and older: 1 extended-release tablet every 12 hours; not more than 2 extended-release tablets in 24 hours • children under 12 years of age: do not use
• do not use more than directed
• heart disease • high blood pressure • thyroid disease • diabetes • trouble urinating due to an enlarged prostate gland • persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema • cough accompanied by too much phlegm (mucus)
Do not use if you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric or emotional conditions, or Parkinson’s disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains an MAOI, ask a doctor or pharmacist before taking this product. Ask a doctor before use if you have • heart disease • high blood pressure • thyroid disease • diabetes • trouble urinating due to an enlarged prostate gland • persistent or chronic cough such as occurs with smoking, asthma, chronic bronchitis, or emphysema • cough accompanied by too much phlegm (mucus) When using this product • do not use more than directed S …
• you get nervous, dizzy, or sleepless • symptoms do not get better within 7 days, come back or occur with a fever, rash, or persistent headache. These could be signs of a serious illness.
If pregnant or breast-feeding, ask a health professional before use.
Keep out of reach of children.
Take it when you remember, unless it is nearly time for the next dose. Then skip the missed one. Never take two doses at once to make up for it. Check your leaflet, as some medicines are different.
Products with Guaifenesin and pseudoephedrine as the active ingredient. Names differ between countries.
Other countries: check your pack's registration number and we point you to your regulator.
Type the registration number on the pack, or scan it with your camera.
• helps loosen phlegm (mucus) and thin bronchial secretions to rid the bronchial passageways of bothersome mucus and make coughs more productive • temporarily relieves nasal congestion due to: • common cold • hay fever • upper respiratory allergies • temporarily restores freer breathing through the nose • promotes nasal and/or sinus drainage • temporarily relieves sinus congestion and pressure (From the official U.S. FDA label.)
Follow your prescription or the leaflet in your pack. The official label says: • do not crush, chew, or break extended-release tablet • take with a full glass of water • this product can be administered without regard for timing of meals • adults and children 12 years and older: 1 extended-release tablet every 12 hours; not more than 2 extended-release tablets in 24 hours • children under 12 years of age: do not use…
In many countries Guaifenesin and pseudoephedrine is sold without a prescription in some strengths. Rules differ by country, so ask a pharmacist.
Guaifenesin and pseudoephedrine is sold under names such as Leader Mucus Relief D. Brand names differ between countries.
The official label lists: • you get nervous, dizzy, or sleepless • symptoms do not get better within 7 days, come back or occur with a fever, rash, or persistent headache. These could be signs of a serious illness. Tell your doctor about any side effect that bothers you or does not go away.
The label gives a separate dose by age: children 12 years. Check the pack or ask a pharmacist.
If pregnant or breast-feeding, ask a health professional before use. Ask your doctor or midwife first.
Scan the registration number on your pack with PillVera (NAFDAC number in Nigeria, NDC in the United States, DIN in Canada), check the expiry date and buy only from licensed pharmacies.
This page shows what official sources say, in plain words. It is not medical advice: your prescription and your doctor or pharmacist come first. Brand names, strengths and rules differ between countries.