Health professionals have a duty to know the medical history and personal habits of his patients . Dentists should not behave differently . The anamnesis is essential for the correct treatment to be successfully accomplished step . So with a list of questions related to health and well - being of the patient the dentist is better informed and prepared for the planning of each case . The " Anesthetic Dental " application acts as a helper at the time of application of the anesthetic . From a data obtained in the anamnesis ( the patient's weight ) and studies concerning the health of the patient ( if he is not diabetic or hypertensive decompensated if you are allergic to any medication or substance included in anesthetic if the case is a woman and she’s pregnant ... ) after reviewing each case and choosing the right anesthetic for each patient the application helps in the correct dosage maximum anesthetic that can be applied depending on the weight of the case and the anesthetic selected.