Cheston Cold Suspension 60 ml comprises of a blend of two drugs cetirizine and ambroxol which is principally utilized in the treatment of hack A sensitivity is a resistant framework reaction to unfamiliar components regularly not hurtful to your body These unfamiliar components are known as allergens Hypersensitive condition changes from one individual to another Some may be susceptible to specific food varieties and sensitivities to pollen like roughage fever While others may be hypersensitive to dust or pet dander One of the side effects of sensitivity is hack Hacking happens as a reflex activity in the throat when there is bodily fluid or some other unfamiliar aggravation in it