My daughter is suffering with drycough since 2 weeks no other symptoms like fever cold body pains etc.. At night she is not able to sleep some times she is getting pain on her throat. From 2 days onwards after taking food she is getting cough heavily and vomiting. She is having hypothyroidism since 4 to 5 years. She is using thyronorm 50 mg she is not having any allergies. Kindly suggest us best solution