The drug is not prescribed simultaneously with drugs that suppress the cough center (including codeine), as this makes it difficult to escape the diluted sputum (accumulation of bronchial secretions in the airways).
Incompatible with alkaline solutions.
Promotes the penetration of antibiotics (amoxicillin, erythromycin, cephalexin, oxytetracycline), sulfonamide drugs in the bronchial secret in the first 4-5 days of antimicrobial therapy.
Joint use of the drug with some non-staged anti-inflammatory drugs (for example, salicylates, phenylbutazone or butadione) can cause irritation of the gastric mucosa.