Effervescent pharmaceutical preparations for treatment of mucous secretion-related respiratory tract diseases; pharmaceutical preparations, namely, mucolytic for adjunctive treatment of abnormal or viscid mucous secretions

Effervescent pharmaceutical preparations containing 600 mg of N-Acetylcysteine for treatment of mucous secretion-related respiratory tract diseases; pharmaceutical preparations, namely, mucolytics for adjunctive treatment of abnormal or viscid mucous secretions