Yes. Guaifenesin (guaifenesina in Spanish) is available in Spain and is used as an expectorant to help loosen mucus. It’s typically sold as an over‑the‑counter cough medicine, either by itself or in combination with other ingredients (for example with a cough suppressant or a decongestant). Pharmacies in Spain usually stock products containing guaifenesin, and you can ask a pharmacist for options labeled with guaifenesin.
A few quick notes:
- If you’re buying, look for the ingredient “guaifenesina” (guaifenesin) on the label.
- Dosing: for adults, common dosing is about 200–400 mg every 4–6 hours as needed, not to exceed about 2.4 g per day (always follow the product’s own label directions).
- Pediatric use: dosing and age limits vary by product. Many single-ingredient guaifenesin products are not recommended for very young children; for kids, read the label carefully and consult a pediatrician or pharmacist.
- Combinations: guaifenesin is often combined with other medicines (e.g., dextromethorphan, pseudoephedrine). Don’t double‑dose if you take multiple products—check all labels to avoid exceeding limits for any active ingredient.
- Safety: generally well tolerated, but can cause mild nausea, dizziness, or stomach upset. If you’re pregnant, breastfeeding, have liver disease, or take other medications (especially other cough/cold medicines), talk to a clinician before use.
- If symptoms persist beyond about a week, worsen, or you have chest pain, fever, or shortness of breath, seek medical advice.
If you tell me your age, whether you want a single‑ingredient product or a combination, and whether you’re in a city in Spain, I can help suggest what to look for on the label and explain the dosing more specifically.