It is not known, though, how much the patients were suffering.
When they began treatment, the patients suffered an average of 4.5 attacks a week.
On March 17, the patient suffered a heart attack and died.
Patients suffering from the disease can survive between 2-10 years.
It is, however, occasionally found in patients suffering from other conditions.
The scientists involved in the recent research do not doubt that these patients are suffering.
About half the patients suffered another episode during that time.
The patient had suffered a head injury after a fall in his home.
Almost half the patients suffered from serious depression when they entered the program.
The new drugs mean that treatment can now be offered to patients suffering from different types of the disease.
