The drug which is well known, tried in many cases successfully, prepared and administered as per classical procedure, fails to get desired effect in an individual, should be considered beyond treatment.
[Attributes of a messenger (doota)] Now we explain sign and symptoms of impending death of a person, pertaining to the characteristic features of doota (informer/messanger - who comes to call a physician to treat his patient). If a physician observes following signs in the informer, a physician is advised to gently avoid accepting the patient because the patient seems incurable.