4 study type: interventional study design: allocation: non-randomizedendpoint classification: safety/efficacy studyintervention model: single group assignmentmasking: open labelprimary purpose: treatment official title: the safety and short-term efficacy of calcitriol in the treatment of immunoglobulin a nephropathy resource links provided by nlm: drug information available for: calcitriol u. shorten refractory period viagra Is viagra available over the counter in usa buy viagra no prescription usa S. where can i buy viagra discounted generic viagra viagra effect on refractory period Fda resources further study details as provided by chinese university of hong kong: primary outcome measures: primary end point of the study is the change in the degree of proteinuria. shorten refractory period viagra buy cheap viagra no prescription viagra free trial coupon Secondary outcome measures: secondary end points include the change in renal function and other serum inflammatory markers. Viagra quotes where to buy viagra Estimated enrollment: 10 study start date: may 2006 study completion date: september 2007 primary completion date: september 2007 (final data collection date for primary outcome measure)   show detailed description   eligibility ages eligible for study:   18 years to 65 years genders eligible for study:   both accepts healthy volunteers:   no criteria inclusion criteria: aged 18-65 years biopsy-confirmed iga nephropathy proteinuria > 1 g/day (or proteinuria > 1 g/g-cr) in 2 consecutive samples within 12 weeks despite ace inhibitor or angiotensin receptor blocker treatment (ramipril 5 mg daily, lisinopril 10 mg daily, or valsartan 80 mg daily) for at least 3 months estimated glomerular filtration rate 15 to 60 ml/min/1. Viagra natural y casero order cheap viagra online 73m2 corrected serum calcium level m 2. buy super active viagra natural male viagra 45 mmol/l willingness to give written consent and comply with the study protocol exclusion criteria: pregnancy, lactating or childbearing potential without effective method of birth control severe gastrointestinal disorders that interfere with their ability to receive or absorb oral medication history of malignancy, including leukemia and lymphoma within the past 2 years systemic infection requiring therapy at study entry any other severe coexisting disease such as, but not limited to, chronic liver disease, myocardial infarction, cerebrovascular accident, malignant hypertension history of drug or alcohol abuse within past 2 years participation in any previous trial on vitamin d analogue patients receiving treatment of vitamin d and/or its analogue for other medical reasons within the past 3 months patients receiving treatment of corticosteroid on other investigational drugs within last 30 days history of a psychological illness or condition such as to interfere with the patient's ability to understand the requirement of the study history of non-compliance known history of sensitivity or allergy to vitamin d analogs   contacts and locations please refer to this study by its clinicaltrials.. canadian viagra buy online generic viagra without no rx viagra sale uk can buy genuine viagra online