Hi ,I Am Gopal And My Mother Died Due To

Hi ,I am Gopal and my mother died due to the lungs infection.let me share the full incidents,initially she had been affected sputum because in the closed room we used the goodnight liquid.Later we admitted her in the hospital they prescribed 13 tablets which led to stroke and we admitted next hospital which was near to our place...she came back normal after removing sputum.After 3 days she was affected Lung infection,eventually she died.
should good night liquid be dangerous? please reply me doctor