Doxohenz Injection is used to treat and prevent symptoms of asthma and chronic obstructive pulmonary disorder (a lung disorder in which the flow of air to the lung is blocked). It helps in relaxing the muscles of the air passages, thus widening it and making it easier to breathe. Doxohenz Injection is given as an injection by the doctor. The dose and duration of your treatment will depend on what you are being treated for and the severity of your condition. Get the injection for as long as it is prescribed to you. Do not miss any doses, in case you missed a dose, get it as soon as you remember it. Your doctor may get regular blood tests to check for medicine levels in the blood. The most common side effects of this medicine include vomiting, headache, nausea, and stomach upset. If these bother you or appear serious, let your doctor know. There may be ways of reducing or preventing them. Generally, it is advised not to consume alcohol or do not smoke while on treatment. You must avoid high caffeinated products like coffee, tea, and dark chocolates as it enhances drug side effects. Before taking this medicine, let your doctor if you have kidney or liver disease or if you have heart-related problems. Your doctor should also know about all other medicines you are taking as many of these may make this medicine less effective or change the way it works. Inform your doctor if you are pregnant or breastfeeding before starting the treatment.