Similar medications and substitutes for GUAIFENESIN TABLETS 400
In short: Guaifenesin 400 (GUAIFENESIN TABLETS 400) belongs to the Expectorant class. The medications listed below either share that mechanism of action or have been clinically validated as substitutes when Guaifenesin 400 is unsuitable due to side effects, cost, availability, or contraindications.
No alternatives are listed for Guaifenesin 400 in our database yet. Browse the full medicine index or consult your pharmacist for substitution advice.