Definitions for "General practitioner"
a family doctor who works from a local surgery to provide medical advice and treatment to patients registered on their list
A physician who provides basic care. Unlike like a family physician, who must complete a three-year residency in obstetrics, pediatrics, internal medicine, and surgery, the general practitioner does not undergo specialized training after medical school.
For a patient suffering from ED, a visit to doctor is a logical first step for diagnosis and treatment. Tests for ED are simple and non-invasive and generally include a thorough review of a patient's medical and sexual history plus various tests. These can include an ultrasound that checks vascular functioning, checking arteries and neurological tests.
A dentist who practice is not restricted to any speciality.