Doxovent 400 MG Tablet is used in the treatment of asthma and other respiratory obstructive diseases. It is used to manage the symptoms like wheezing, chest tightness and shortness of breath associated with lung diseases. Order Doxovent 400 mg Tablet (10 Tab) online at SastaSundar. Check its price, usage, side effects, precautions, and alternatives. Find out about Doxovent 400 Mg Tablet benefits, side effects, price, dose, how to use Doxovent 400 Mg Tablet, interactions and contraindications DOXOVENT 400MG TABLET 10'S is classified as a bronchodilator, a medication specifically designed to alleviate breathing difficulties. Its primary function is to relax the constricted muscles surrounding the airways in the lungs.