Continued Efficacy of Apomorphine After Previous Exposure of at Least Three Months
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government.
Read our disclaimer for details.
The objective of this study was to measure the continued efficacy of apomorphine after previous exposure of at least three months duration.
Condition or disease
Drug: apomorphine HCl injection
Phase 2Phase 3
This was a prospective, double-blind, randomized, placebo-controlled, crossover desigh, multicenter study of the safety and effectiveness of subcutaneous apomorphine treatment. Patients received both apomorphine and placebo, in a randomized double-blind fashion
A Prospective, Randomized, Placebo-Controlled, Crossover Study of the Safety and Effectiveness of Subcutaneous Injections of Apomorphine in the Treatment of "Off" Episodes in Patients With "On/Off" or "Wearing Off" Effects Associated With Late Stage Parkinson's Disease
Study Start Date :
Study Completion Date :
Resource links provided by the National Library of Medicine
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.
Layout table for eligibility information
Ages Eligible for Study:
18 Years and older (Adult, Older Adult)
Sexes Eligible for Study:
Accepts Healthy Volunteers:
Patients diagnosed with idiopathic Parkinson's Disease and classified as stage II-IV of the Hoehn and Yahr scale for staging the severity of Parkinson's Disease
Patients must have been on an optimally maximized oral therapy regimen including levodopa/decarboxylase inhibitors in either immediate or delayed release forms, plus at least one direct acting oral dopamine agonist for at least 30 days prior to randomization
Patients must have been receiving apomorphine subcutaneous injections for rescue therapy for "Off" events for at least three months with an average dosing requirement of at least 2 doses per day over the week prior to enrollment with a dose of less than 11 mg
Patients under medical therapy for clinically significant psychoses or dementia not related to ingestion of antiparkinson medications. (Patients with hallucinations or other central adverse reactions associated solely with antiparkinson medications were not excluded.)
Patients with a history of drug or alcohol dependency within one year prior to study enrollment
Patients with unstable and clinically significant disease of cardiovascular (including orthostatic hypotension), hematologic (including Coombs' positive hemolytic anemia), hepatic, renal, metabolic, respiratory, gastrointestinal or endocrinological systems or neoplasm within the threemonths before the start of the study.
Patients with a history of allergy or intolerance to morphine or its derivatives, sulfur, sulfur containing medication, sulfites, domperidone, trimethobenzamide or other anticholinergics.
Patients treated with experimental agents (other than apomorphine intermittent subcutaneous injections) within 3 months before study entry, experimental agents were defined on the basis of the regulatory status in the country of patient observation, or with other disallowed medications
Patients whose apomorphine regimen was characterized by continuous infusion or by administration methods other than intermittent subcutaneous injection.
Patients who could not or would not sign an informed consent form.