For analysis of QoL,some questionnaires were prepared exclusivelyfor patients suffering from Parkinson’s disease (PD). The best known are two scales, Quality of LifeQuestionnaire (PDQL). Martinez-Martin believesthat the quality Parkinson’s Disease. Questionnaire(PDQ-39) and Parkinson’s Disease of lifescales are more useful than other scales inevaluating the results of rehabilitation and drugtreatment of Parkinson’s disease or neurosurgery 7. Hence, Parkinson’sDisease Questionnaire- 39 is being used in this study. Therefore, analysis ofthe severity of any disease should include not only the clinical factors butalso the psychological & social factors pertaining with the patient.Parkinson’s Disease has a profound negative impact on the Quality of Life (QoL)as pointed out by numerous studies, patients suffer from fatigue, dementia,emotional problems, sleep disorders, difficulty in speech and balance,depression, diminished cognitive functions and several other lifestyle changes6. Quality of Life (QoL) isa multi-dimensional construct, which consists of at least three main domains:physical, mental and social.

In medicinal sciences, researchers and scientistshave often used health-related quality of life concept, which concentrates onthe impact of the disease and/or treatment on patients’ perception of their lifestyleand on subjective well-being or satisfaction with life 5. Patients are usually prescribedLevodopa, COMT Inhibitors, Dopamine Agonists, Non-Dopaminergic Therapy, etc3. Therefore, auditing of prescriptions related to the disease is essentialto increase the therapeutic efficacy and to decrease the side effects to provide feedback to the prescribers. The main aim of this drugutilization study is to facilitate rational drug use and knowing the efficacyof each one of them 4.  The rampancy of thedisease ranges from 41 people per 100,000 in the fourth decade of life to morethan 1,900 people per 100,000 among those 80 and older 2.

 Parkinson’s disease (PD)is included in a group of neurodegenerative conditions called motor system diseases,which are the result of the loss of dopaminergic brain cells. The primarysymptoms of PD are tremor, or trembling in limbs, jaw, and face rigidity, orstiffness of the limbs and slowness of trunk movement, postural instability, orimpaired balance and coordination 1.

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