There are about 2700 clinical studies being (or have been) conducted in Bulgaria. The country of the clinical trial is determined by the location of where the clinical research is being studied. Most studies are often held in multiple locations & countries.
The purpose of this study is to compare E7389 versus capecitabine in patients with locally advanced or metastatic breast cancer who are refractory to the most recent chemotherapy. This is an open-label, randomized, two-parallel arm study. Patients will be randomized to receive either E7389 or capecitabine on a one-to-one ratio.
The purpose of this study is to evaluate whether a higher dosage of clopidogrel with aspirin (two doses) will decrease the risk of ischemic complications (cardiac death (CV death), myocardial infarction (MI), stroke) after a percutaneous coronary intervention (PCI).
This is a multicenter, 6 months open label safety extension study for all patients who are willing and eligible to continue from the pivotal, double-blind S308.3.001 trial
The purpose of the study is to evaluate the efficacy and safety of SR58611A in patients with Generalized Anxiety Disorder. The primary objective is to evaluate the efficacy of a 350 mg and 700 mg dose of SR58611A compared to placebo in patients with generalized anxiety disorder (GAD). The secondary objectives are to evaluate the efficacy of SR58611A on disability and quality of life in patients with GAD and to evaluate safety of SR58611A
The primary objective was to demonstrate the dose-response of Semuloparin sodium (AVE5026) for the prevention of Venous Thromboembolism [VTE] in patients undergoing total knee replacement [TKR] surgery. Secondary objectives were to evaluate the safety (incidence of major bleeding) of AVE5026, to document the efficacy and safety of AVE5026 post-operative regimens, and to assess the pharmacokinetic parameters of AVE5026.
This study was designed to compare the effectiveness and tolerability of a new prolonged release formulation of ropinirole with the currently marketed immediate release formulation which is prescribed in many countries. The new prolonged release formulation allows the drug to be taken once a day rather than three times a day. This study will also evaluate the side effects of the new prolonged release formulation of ropinirole
The general aim of this study is to determine the comparative safety and efficacy of dabigatran etexilate administered orally and warfarin (International Normalized Ratio (INR) of 2.0-3.0) for the long-term treatment and secondary prevention of symptomatic venous thromboembolism in patients who have been successfully treated with standard doses of an approved anticoagulant for three to twelve months for confirmed acute symptomatic Venous Thrombo-embolism.
The purpose of this study is to evaluate the safety and efficacy of alogliptin, once daily (QD), taken in combination with pioglitazone in adults with type 2 diabetes mellitus.
The primary purpose of this study is to evaluate the efficacy of (SEROQUEL SR™ ) quetiapine fumarate sustained-release (SR) compared to placebo in the treatment of anxiety symptoms in patients with generalized anxiety disorder (GAD). PLEASE NOTE: Seroquel SR and Seroquel XR refer to the same formulation. The SR designation was changed to XR after consultation with FDA.
This study will evaluate and compare the safety and efficacy of lapatinib in combination with trastuzumab versus lapatinib monotherapy in subjects with HER2-positive metastatic breast cancer.