About guaifenesin bp
Expectorant (mucus-loosening medicine)
Used for
- Helps loosen chest mucus and make coughs more productive.
Usual adult dose
Usually 200–400 mg every four hours as needed; maximum 2,400 mg daily.
Usual dose in children
Age 2–5: 50–100 mg every four hours; age 6–11: 100–200 mg every four hours. Maximum six doses daily; follow product labeling.
Common side effects
- Nausea or vomiting
- Stomach discomfort
- Dizziness
- Headache
Important warnings
- Persistent or worsening cough, fever, or breathing difficulty needs medical assessment.
- Use an accurate measuring device for liquid doses.
- Do not use in children under two unless directed by a clinician.
Pregnancy
Use only when needed and after discussing with a healthcare professional; pregnancy safety information is limited.
Breastfeeding
Limited information is available; ask a healthcare professional before use.
AI-generated from general medical knowledge, not from this product's official leaflet. It may be incomplete or out of date. Not medical advice — ask a pharmacist or doctor before making any decision.