bone marrow transplant is the only known cure of sickle cell disease.
Dr. Osgood and Dr. Schlatter were the first two doctors to discover and find a cure for this disease.
Sadly, there is no cure to Wilson's disease. : (
People had the same medical problems we have today, but the science wasn't there to cure them. Herbs, mercury, bleeding, leaches, and other things were used as cures. Many times the cure did more harm than the disease.
since there now is a cure for the black death doctors will cure you.
There is no cure for Marek's disease - this is a cancer caused by a virus.
A vaccine is a form of disease prevention, not a cure for a disease.
Doctors are trying to figure out a curt but havent found one yet. Most likely they will, but no one knows how long it will take.
Fibromyalgia is not a vitamin, it is a disease. It is an autoimmune disease that causes inflammation of the joints. There is no cure and doctors do not know what causes a person to develop it. It causes chronic pain, so no, it's not good for you.
You can indeed find a cure for Heart disease in the future if you work hard enough. There is no cure for heart disease today though.
Just buy a Cure disease potion, eat mandrake or get the cure disease spell.
It always depends on the "disease" that the sick person may have and how much it has already affected them. As of for the question you asked, no, in my opinion doctors can not always cure sick people. All these people in hospitals that are suffering from cancer, various infections, and other diseases would have been cured long time ago if doctors could do such "magic".