There are about 189 clinical studies being (or have been) conducted in Venezuela. 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 pain relief, safety, and tolerability of valdecoxib 40 mg once daily compared with diclofenac 75 mg twice daily for acute low back pain was studied. The effect of valdecoxib on the patient's level of disability and quality of life was also studied.
The purpose of this study is to determine the percentage of patients who would reach a cholesterol goal after atorvastatin treatment.
This study was performed to confirm that a single 2.0-g dose of azithromycin SR is at least as effective as 7 days of levofloxacin 500 mg/day in adults with acute exacerbation of chronic bronchitis Secondary objectives: To assess safety and the bacteriologic efficacy of both treatment regimens
The primary objective of this protocol is to evaluate 12 weeks of treatment of varenicline compared to placebo for smoking cessation. Abstinence from cigarette smoking and other tobacco products (e.g., pipe, cigars, chew, snuff.) use during non-treatment follow-up period will also be evaluated.
The objective is to evaluate whether once weekly subcutaneous (SC) injection of idrabiotaparinux is at least as efficient to prevent clots in brain and in the other organs than oral international normalized ratio (INR) adjusted-dose warfarin in patients with atrial fibrillation (AF).
This 2 arm study will evaluate the efficacy, safety, and pharmacokinetics of Tarceva, compared with placebo, following platinum-based chemotherapy in patients with advanced, recurrent, or metastatic NSCLC who have not had disease progression or unacceptable toxicity during chemotherapy. Following 4 cycles of platinum-based chemotherapy, eligible patients will be randomized to receive either Tarceva 150mg po daily, or placebo daily. The anticipated time on study treatment is until disease progression; the target sample size is 500+ individuals.
This 2 arm study will evaluate the efficacy, safety, and pharmacokinetics of Tarceva and that of standard of care chemotherapy in patients with advanced, recurrent, or metastatic NSCLC experiencing disease progression after failure of platinum-based chemotherapy.Eligible patients will be randomized to receive either Tarceva 150mg po daily, or comparator (either Alimta 500mg/m2 every 3 weeks, or Taxotere 75mg/m2 every 3 weeks). The anticipated time on study treatment is until disease progression ,and the target sample size is 500+ individuals.
The purpose of this study was to determine whether, in patients with type 2 diabetes and pre-existing disease of the heart and the circulatory system and/or the kidney, aliskiren at a target dose of 300 mg once daily (compared to placebo), on top of conventional treatment, reduces death and disease caused by the heart, the circulatory system and the kidney. AMENDMENT 4 RATIONALE (MARCH 2012) : Protocol amendment 4 served to address the data monitoring committee recommendation dated 14 Dec 2011 to discontinue study treatment in all participating patients. It also addressed the subsequent Health Authorities request to implement a 12 month safety follow-up period (actual duration was 9 months in average) post study drug discontinuation.
This study will compare pregabalin and levetiracetam in patients with partial seizures. It will also evaluate the safety and tolerability of pregabalin and levetiracetam in these patients.
The purpose of this study is to determine whether treatment of Rosuvastatin (CRESTOR™) or Simvastatin given as monotherapy or given in combination with Ezetimibe, will lower the Low Density Lipoprotein Cholesterol (LDL-C) in patients with Hypercholesterolaemia and Coronary Heart Disease (CHD) or a CHD Risk Equivalent, Atherosclerosis or a 10-year CHD Risk of >20%