CARNIVAL Type I: Valproic Acid and Carnitine in Infants With Spinal Muscular Atrophy (SMA) Type I
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Purpose
This is a multi-center trial to test safety and evaluate early treatment intervention with valproic acid and carnitine in moderating SMA symptoms of Type I infants.
| Condition | Intervention | Phase |
|---|---|---|
|
Spinal Muscular Atrophy Type I |
Drug: Valproic Acid and Levocarnitine |
Phase 1 Phase 2 |
| Study Type: | Interventional |
| Study Design: | Endpoint Classification: Safety/Efficacy Study Intervention Model: Single Group Assignment Masking: Open Label Primary Purpose: Treatment |
| Official Title: | Phase I/II Trial of Valproic Acid and Carnitine in Infants With Spinal Muscular Atrophy Type I (CARNI-VAL Type I) |
- Laboratory safety data [ Time Frame: -2 weeks, + 2 weeks, 3 months, 6 months ] [ Designated as safety issue: Yes ]
- Anthropometric measures of nutritional status (body mass index [BMI] z-scores, weight for length ratios, lean/fat mass via DEXA, growth parameters, and triceps skinfold measures) [ Time Frame: -2 weeks, time 0, 3 months, 6 months ] [ Designated as safety issue: Yes ]
- Time to death or ventilator dependence (defined as >16 hours/day) [ Time Frame: monthly ] [ Designated as safety issue: Yes ]
- Primary Caregiver Functional Rating Scale for SMA Type I Subjects (PCFRS) [ Time Frame: time 0, and monthly for 12 months ] [ Designated as safety issue: No ]
- Functional motor assessments: TIMPSI scores [ Time Frame: -2 weeks, time 0, 3 months, 6 months ] [ Designated as safety issue: No ]
- Quantitative SMN mRNA and protein measures [ Time Frame: -2 weeks, time 0 , 3 months, or 6 months ] [ Designated as safety issue: No ]
- Maximum Ulnar CMAP amplitude/area and MUNE [ Time Frame: -2 weeks, time 0, 3 months, 6 months ] [ Designated as safety issue: No ]
- Whole body DEXA scanning for lean body mass and total bone mineral density/ content [ Time Frame: -2 weeks or time 0, 3 months, 6 months ] [ Designated as safety issue: Yes ]
| Enrollment: | 40 |
| Study Start Date: | April 2008 |
| Study Completion Date: | June 2012 |
| Primary Completion Date: | May 2012 (Final data collection date for primary outcome measure) |
| Arms | Assigned Interventions |
|---|---|
|
Experimental: 1
All patients will receive VPA and carnitine.
|
Drug: Valproic Acid and Levocarnitine
Drug: Valproic Acid and Levocarnitine; syrup; dosage is by weight
|
Detailed Description:
Spinal muscular atrophy (SMA) is a genetic disorder that results in severe muscle weakness. It is one of the most common conditions causing muscle weakness in children. Patients with SMA most often develop weakness as babies or young children. Most people with SMA gradually lose muscle strength and abilities over time. Babies with the severe infantile form of SMA, SMA type I, usually lose abilities and strength quickly over a few weeks or months.
Valproic acid (VPA) is a medicine that has been used for many years to treat patients with epilepsy. Recent research suggests that VPA may be able to upregulate expression of a backup copy of the SMN gene in SMA patient cell lines. In addition, some preliminary data suggests it may prolong survival in animal models of SMA. Because VPA can deplete carnitine in children with SMA Type I, carnitine is added to help prevent possible toxicity.
In this multi-center trial, we will evaluate the effects of VPA/carnitine on infants with SMA type I. A variety of outcome measures, including assessment of safety, will be performed at each study visit to follow the course of the disease. The protocol includes two baseline visits over a period of two weeks, two clinical assessments on medication at 3 and 6 months, and then 6 months additional followup via telephone. Total duration of the study will be approximately 12 months.
Eligibility| Ages Eligible for Study: | up to 12 Months |
| Genders Eligible for Study: | Both |
| Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Laboratory documentation of SMN mutation/deletion consistent with a genetic diagnosis of SMA
- Clinical diagnosis of SMA type I
- Age 2 weeks to 12 months
- Written informed consent of parents/guardian
Exclusion Criteria:
- Any clinical or laboratory evidence of hepatic or pancreatic insufficiency.
- Laboratory results drawn within 14 days prior to start of study drug demonstrating:
Liver transaminases (AST, ALT), lipase, amylase: > 1.5 x ULN White Blood Cell Count: < 3 Neutropenia: <1 Platelet: <100K Hematocrit: <30, persisting over a 30-day period
- Serious illness requiring systemic treatment and/or hospitalization within two weeks prior to study entry.
- Use of medications or supplements within 30 days of study enrollment that interfere with VPA or carnitine metabolism; that increase the potential risks of VPA or carnitine; or that are hypothesized to have a beneficial effect in SMA animal models or human neuromuscular disorders, including riluzole, valproic acid, hydroxyurea, oral use of albuterol, sodium phenylbutyrate, butyrate derivatives, creatinine, growth hormone, anabolic steroids, probenecid, oral or parenteral use of corticosteroids at entry, or agents anticipated to increase or decrease muscle strength or agents with presumed histone deacetylase (HDAC) inhibition.
- Infants who have participated in a treatment trial for SMA within 30 days of study entry or who will become enrollees in any other treatment trial during the course of this study.
- Unwillingness to travel for study assessments.
- Coexisting medical conditions that contradict use of VPA/carnitine or travel to and from study site.
Contacts and Locations| United States, Maryland | |
| Johns Hopkins University | |
| Baltimore, Maryland, United States, 21287 | |
| United States, Michigan | |
| Children's Hospital of Michigan | |
| Detroit, Michigan, United States, 48201 | |
| United States, North Carolina | |
| Duke University Medical Center | |
| Durham, North Carolina, United States, 27710 | |
| United States, Ohio | |
| Ohio State University Medical Center, Dept. of Neurology | |
| Columbus, Ohio, United States, 43210 | |
| United States, Utah | |
| University of Utah/Primary Children's Medical Center | |
| Salt Lake City, Utah, United States, 84132 | |
| United States, Wisconsin | |
| University of Wisconsin Children's Hospital | |
| Madison, Wisconsin, United States, 53792-9988 | |
| Canada, Quebec | |
| Hospital Sainte-Justine | |
| Montreal, Quebec, Canada, H3T 1C5 | |
| Germany | |
| Klinikum der Universität zu Köln | |
| Cologne, Germany, 50924 | |
| Principal Investigator: | Kathryn Swoboda, M.D. | University of Utah |
| Study Director: | Sandra P Reyna, M.D. | Families of Spinal Muscular Atrophy |
More Information
Additional Information:
Publications:
| Responsible Party: | Kathryn Swoboda, Associate Professor, Neurology and Pediatrics Director, Pediatric Motor Disorders Research Program, University of Utah |
| ClinicalTrials.gov Identifier: | NCT00661453 History of Changes |
| Other Study ID Numbers: | 25409, IND 79276 |
| Study First Received: | April 14, 2008 |
| Last Updated: | November 5, 2012 |
| Health Authority: | United States: Food and Drug Administration |
Keywords provided by University of Utah:
|
Spinal Muscular Atrophy SMA Valproic Acid |
Additional relevant MeSH terms:
|
Spinal Muscular Atrophies of Childhood Muscular Atrophy Muscular Atrophy, Spinal Atrophy Neuromuscular Manifestations Neurologic Manifestations Nervous System Diseases Pathological Conditions, Anatomical Signs and Symptoms Spinal Cord Diseases Central Nervous System Diseases Motor Neuron Disease Neurodegenerative Diseases Neuromuscular Diseases Heredodegenerative Disorders, Nervous System |
Genetic Diseases, Inborn Carnitine Valproic Acid Vitamin B Complex Vitamins Micronutrients Growth Substances Physiological Effects of Drugs Pharmacologic Actions Anticonvulsants Central Nervous System Agents Therapeutic Uses Enzyme Inhibitors Molecular Mechanisms of Pharmacological Action GABA Agents |
ClinicalTrials.gov processed this record on May 19, 2013