Clearing the airway is the second most crucial priority according to the MARCH protocol. We can clear the airway by cleaning the oral cavity, head positioning, or inserting an airway adjunct. However, for assured airway clearance and maintenance, it is advisable to use products from the "A-Airway" category. In this category, you'll find NPA (nasopharyngeal airway) and OPA (oropharyngeal airway) among other items.
