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Polyneuropathies clinical trials

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NCT ID: NCT00927914 Completed - Clinical trials for Mild to Moderate Diabetic Sensorimotor Polyneuropathy

Evaluating the Efficacy and Safety of Oral Ranirestat (40 and 80 mg) in Mild to Moderate Diabetic Sensorimotor Polyneuropathy

Start date: July 2009
Phase: Phase 2/Phase 3
Study type: Interventional

The purpose of this study is to determine the effect of 40 mg and 80 mg ranirestat on peroneal motor nerve conduction velocity relative to placebo in subjects with mild to moderate diabetic sensorimotor polyneuropathy.

NCT ID: NCT00878293 Completed - Clinical trials for Diabetic Polyneuropathy

Painful Diabetic Polyneuropathy Trial With a New Centrally Acting Analgesic

Start date: April 2009
Phase: Phase 2
Study type: Interventional

The purpose of this trial is to determine whether the new centrally active analgesic and MS Continus® are effective in the treatment of painful diabetic polyneuropathy.

NCT ID: NCT00832572 Terminated - Pain Clinical Trials

Study of Ranexa in Patients With Coronary Artery Disease and Painful Polyneuropathy

Start date: January 2009
Phase: Phase 4
Study type: Interventional

This study was to determine whether ranolazine was effective in the treatment of neuropathic pain in patients with coronary artery disease. Eligibility required neurological examination by the study doctor and assessment of the patient's pain. Eligible participants were randomized to receive blinded study medication for a total of 12 weeks.

NCT ID: NCT00802022 Completed - Clinical trials for Diabetic Neuropathies

Effect of Spinal Cord Stimulation in Painful Diabetic Polyneuropathy

SCS
Start date: January 2009
Phase: N/A
Study type: Interventional

Rationale: Diabetic neuropathy is one of the most common complications of Diabetes Mellitis (DM). Pain is a common symptom of diabetic neuropathy, affecting 11-34% of patients suffering form DM. The current available medication often provides insufficient pain relief and/or has unacceptable side effects. Spinal cord stimulation (SCS) has been used for over 30 years to treat neuropathic pain. Various small clinical studies have shown a beneficial effect of SCS on pain in PDP. Objective: This study is a preparation to a RCT to investigate whether SCS is a good indication in patients which suffer from pain with moderate-to-severe PDP in the lower limbs. The main objective of this study is whether SCS leads to sufficient pain relief and to obtain insight into the working mechanism of SCS. The hypothesis is that the effect SCS is most effective in patients without major sensory deficits. Furthermore, practical feasibility of the test procedures described in the study protocol will be examined, including the questionnaires to be filled out by the patient. Also, technical feasibility of SCS will be investigated. Besides the feasibility, the possibility of predicting successful pain relief by SCS by classifying patients according to the Michigan Diabetic Neuropathy Score will be assessed. Furthermore, possible other predictors for successful pain relief by SCS will be defined. Study design: the study is a pilot study in preparation to a RCT to investigate the effect of spinal cord stimulation on pain in moderate-to-severe PDP patients. Study population: patients suffering from moderate-to-severe PDP in the lower limbs as diagnosed by clinical symptoms and supported by the Michigan Diabetic Neuropathy Score. Intervention: patients will receive 2 weeks of trial stimulation and best (drug) treatment as usual. Main study parameters/endpoints: Main study parameter is the pain score as measured by a numeric rating scale (NRS) according to Jensen and a Patient Global Impression of Change for pain measured on a 7-point Likert scale. Nature and extent of the burden and risks associated with participation, benefit and group relatedness: SCS related risks include: lead migration (14%), lead breakage (7%), implanted pulse generator migration (1%), loss of therapeutic effect, lost or unpleasant paresthesias (12%), infection or wound breakdown (10%), Pain at IPG incision site (12%), IPG pocket fluid collection (5%).

NCT ID: NCT00791492 Completed - Clinical trials for Familial Amyloid Polyneuropathy

An Extension of Study Fx-005 Evaluating Long-Term Safety And Clinical Outcomes Of Fx-1006A In Patients With Transthyretin Amyloid Polyneuropathy

Start date: July 2008
Phase: Phase 2/Phase 3
Study type: Interventional

This study is designed to determine the long-term safety and tolerability of Fx-1006A as well as the effects of Fx-1006A on clinical outcomes in patients with ATTR-PN. All patients who enroll in this extension study will receive once-daily oral 20 mg Fx-1006A for 12 months; therefore, patients randomized to placebo in Study Fx-005 will cross over to active drug (Fx-1006A 20 mg) during this study. However, patients and their families as well as clinical Investigators and their clinical site staff will remain blinded to the original Fx-005 treatment assignment. It is intended that there will be no interruption in study medication administration between the two studies. The majority of safety and clinical outcomes assessments will be identical to those evaluated in Study Fx-005. Additional assessments for this open-label extension study include 24-hour Holter monitoring and skin biopsy for IENF; patients will be required to provide written informed consent to participate in this open-label extension study prior to having these additional procedures performed. The values obtained from procedures and evaluations conducted during the Month 18 visit of Study Fx-005 will be used as the Baseline values for this open-label extension study. The Baseline assessments of IENF and Holter monitoring may be conducted at either day of the Month 18 visit days of Study Fx-005, but prior to the first Fx-1006A dose in this open-label extension study. Clinic Visits will be conducted at Week 6 (± 2 days), and Month 3 (± 1 week), Month 6 (± 2 weeks), and Month 12 (± 2 weeks). Monthly telephone contacts (± 1 week of the scheduled date) will be made during months in which no investigative site visits are scheduled (Months 2, 4, 5, 7, 8, 9, 10, and 11) for assessment of adverse events and concomitant medications. Neurological evaluation by NIS-LL will be performed at Months 6 and 12. The NIS-LL will be assessed by utilizing the average of two successive NIS-LL clinical assessment scores obtained at least 24 hours apart within a one week period for each study visit. A dedicated neurologist will be required to perform NIS-LL scoring across all time-points for each individual patient enrolled in the study. Quality of life utilizing the Norfolk QOL-DN will be assessed at Months 6 and 12 (based on the total score as well as the five individual domains of the questionnaire). QST (utilizing CASE IV), NCS, HRDB, mBMI, and echocardiography will be conducted at Months 6 and 12. Holter monitoring will be conducted at Baseline and Months 6 and 12. Biopsies for IENF will be obtained at Baseline only. Assessments of troponin I and NT-pro-BNP levels will be made at each study visit. Blood samples for pharmacokinetic assessments (Fx-1006A concentrations as well as calculated steady-state parameters) and pharmacodynamic assessments (TTR stabilization) will be collected at Week 6 and Months 6 and 12. Safety and tolerability will be assessed throughout the study. Vital signs, 12-lead ECG, blood and urine samples for clinical laboratory tests (serum chemistry, hematology, coagulation panel, urinalysis, and urine pregnancy testing), adverse events, and concomitant medications will be assessed at each study visit. Eye examinations (including fundal photography) will be conducted at Months 6 and 12. Abbreviated physical examinations will be conducted at Week 6, and Months 3 and 6, and a complete physical examination will be conducted at Month 12. All patients will be contacted by telephone 30 days (± 1 week) after the last dose of study medication for assessment of adverse events and concomitant medications. Patients who complete the Month 12 visit of this open-label study may be allowed to continue receiving Fx-1006A under a compassionate use program. Patients who discontinue from the study at any time after enrollment (i.e., early termination) will have final safety assessments performed at the time of discontinuation. Any patient discontinuing after the Month 6 visit will have all safety and clinical outcomes assessments scheduled for the Month 12 visit performed.

NCT ID: NCT00759265 Completed - Clinical trials for Diabetic Patients With Polyneuropathy

Improving Mobility in Diabetic Patients Through Resistance Training

Start date: May 2006
Phase: N/A
Study type: Interventional

Impaired mobility is a major health problem affecting many subjects with diabetes mellitus. It is associated with loss of quality of life and it is a strong predictor for poor health outcomes. Reduced lower extremity muscle function, as a consequence of diabetic polyneuropathy, is a major cause of impaired mobility. We hypothesize that a programme of resistance training will counterbalance the effects of polyneuropathy on muscle wasting, and will improve mobility and associated quality of life. The objective of this study is to develop a resistance training intervention that improves mobility and quality of life in diabetic patients. It is also our intension to achieve a better understanding of the relation between diabetic neuropathy and muscle weakness, limited mobility and quality of life. Moreover, insight will be gained in optimizing training programmes for neuropathic patients.

NCT ID: NCT00723918 Withdrawn - Polyneuropathy Clinical Trials

Combination of an Investigational Cannabinoid and Methadone for HIV-associated Neuropathy

Start date: April 2009
Phase: Phase 2
Study type: Interventional

The purpose of this study is to evaluate the effectiveness of methadone alone and in combination with SAB378 for the treatment of painful HIV-associated neuropathy.

NCT ID: NCT00716066 Active, not recruiting - Myasthenia Gravis Clinical Trials

Autologous Stem Cell Transplant for Neurologic Autoimmune Diseases

Start date: June 2008
Phase: Phase 2
Study type: Interventional

This phase II trial studies the side effects and how well carmustine, etoposide, cytarabine and melphalan together with antithymocyte globulin before a stem cell transplant works in treating patients with autoimmune neurologic disease that did not respond to previous therapy. In autoimmune neurological diseases, the patient's own immune system 'attacks' the nervous system which might include the brain/spinal cord and/or the peripheral nerves. Giving high-dose chemotherapy, including carmustine, etoposide, cytarabine, melphalan, and antithymocyte globulin, before a stem cell transplant weakens the immune system and may help stop the immune system from 'attacking' a patient's nervous system. When the patient's own (autologous) stem cells are infused into the patient they help the bone marrow make red blood cells, white blood cells, and platelets so the blood counts can improve.

NCT ID: NCT00665145 Completed - Clinical trials for Diabetes Mellitus, Type 2

Stem Cell Mobilization in Diabetic Neuropathy Subjects Receiving SB-509

Start date: January 2008
Phase: Phase 2
Study type: Interventional

The primary and secondary objectives of this study are: Primary: To evaluate stem-cell-mobilization in subjects with diabetic neuropathy receiving SB-509. Stem cell mobilization will be assessed by evaluating the presence of stem cells circulating in peripheral blood. Secondary: To evaluate the safety of SB-509 in subjects treated with SB-509 with diabetic neuropathy; and to compare the effect of SB-509 versus placebo on a pre-defined multi-endpoint analysis that includes visual analog scale for pain intensity (VASPI), total neuropathy score (TNS), evoked nerve conduction velocity (NCV) and quantitative sensory testing (QST)