Respiratory issues, especially when there is a dry, hacking cough that may be aggravated by cold air or at night. it is helpful in cases where the lungs feel congested, and breathing is difficult, often following chest infections or flu-like illnesses. this remedy is also indicated for general fatigue and exhaustion resulting from prolonged illness or physical overexertion, with a sensation of weakness and lack of energy. additionally, it can be used for muscular soreness following physical strain.