This is a double-blind, placebo-controlled, randomized, multi-center study. Subjects agreeing to participate in the study and meet the entry criteria assessed at the screening visit, will begin a 28 day baseline period to confirm their diagnosis, as well as establish baseline migraine characteristics. During this baseline period, subjects will continue treating their migraines as usual, simply recording the information in a daily headache diary. Subjects who, after completing the baseline, continue to meet entrance criteria will be eligible to enter into the treatment phase and be randomized according to the Clinvest generated randomization schedule. Approximately 142 subjects (71 subjects per arm) will be randomized and enter the treatment phase receiving MLD10 or placebo in a 1:1 design at 6 United States sites. Diary assessments will collect study medication adherence, pain severity, headache symptoms, acute medication usage, and unusual symptoms. Serum samples will be collected and analyzed for ionized magnesium, electrolytes, and creatinine.
This is a multi-center, double-blind, randomized, placebo-controlled, parallel study of MLD10 for the prevention of migraine headache. The study population will consist of approximately 142 male and female subjects between 18 and 65 years of age with frequent episodic migraine as defined by International Classification of Headache Disorders-3beta criteria. Two MLD10 (243 mg (milligrams) of elemental magnesium) or placebo caplets will be taken twice daily for a total daily dose of 486 mg. VISIT 1 - SCREENING The following will be completed at Visit 1: 1. Obtain written Informed Consent. The informed consent will be obtained in accordance with Good Clinical Practices (GCP) and all applicable regulatory requirements from each subject prior to participation in the study. 2. Verify Inclusion/Exclusion Criteria. Subjects will meet all the inclusion and none of the exclusion criteria. 3. Obtain demographics (race, ethnicity, sex, date of birth) 4. Obtain medical, medication, and headache history. Data collected will include medical history and diagnoses, age at onset of migraine and other pertinent migraine/headache history, history of acute and prophylactic headache medications within the past 30 days, and history of other recent/concomitant medications. 5. Obtain date of last menstrual cycle and perform urine pregnancy test, if appropriate. Results of the pregnancy test must be negative to continue in study. 6. Perform physical and neurological examinations. 7. Measure vital signs (height, weight, resting heart rate, and blood pressure). 8. Review Baseline Headache Diary. Subjects will be instructed to complete a daily online headache diary. Assessments to be captured are start/stop time, severity, associated symptoms, use of rescue medications, and unusual symptoms. 9. Administer Columbia-Suicide Severity Rating Scale (C-SSRS). 10. Schedule Visit 2. VISIT 2 - RANDOMIZATION 1. Verify Inclusion/Exclusion Criteria. Subjects must continue to meet all inclusion (including ≥ 3 days of migraine during baseline) and none of the exclusion criteria. 2. Perform urine pregnancy test, if appropriate. Results of the pregnancy test must be negative to continue in study. 3. Measure vital signs (weight, resting heart rate, and blood pressure). 4. Record any changes to concomitant medications. 5. Record any Serious Adverse Events (SAE) since signing the Informed Consent. 6. Review Baseline Headache Diary for completeness and continuing eligibility. 7. Randomize subject 8. Review Month 1 Headache Diary instructions (same instructions as those discussed for Baseline Headache Diary). 9. Dispense Month 1 study medication. Subjects will be instructed how to take study medication, prohibited medications/foods, dosage limitations of study medication, and storage requirements. Subjects will be instructed to return all used/partially used/unused study medication at next office visit and medications reconciliation will be performed to ensure a compliance of at least 80%. Subjects not complying at an 80% level will be withdrawn, unless otherwise approved by the Sponsor and/or Clinvest. (Estimated to be \< 10%) 10. Administer C-SSRS. 11. Administer MIDAS. 12. Collect serum samples for electrolytes, creatinine, and ionized Mg. 13. Schedule Visit 3. VISIT 3 - END OF TREATMENT PERIOD MONTH 1 1. Record any changes to concomitant medications. 2. Record any Non-Serious Adverse Events (NSAE) and/or SAEs. 3. Perform urine pregnancy test, if appropriate. Results of the pregnancy test must be negative to continue in study. 4. Measure vital signs (weight, resting heart rate, and blood pressure). 5. Review Month 1 Headache Diary for completeness. 6. Review instructions for Month 2 Headache Diary (same instructions as those discussed for Month 1 Headache Diary). 7. Collect Month 1 unused study medication and used packaging. Confirm 85% compliance of medication usage per study protocol. 8. Dispense Month 2 study medication and review the dosage limitations of study medication, storage requirements, and to return all used/partially used/unused study medication at next office visit. 9. Perform drug accountability. 10. Administer C-SSRS. 11. Collect serum samples for electrolytes, creatinine, and ionized Mg. 12. Schedule Visit 4. VISIT 4 - END OF TREATMENT PERIOD MONTH 2 1. Record any changes to concomitant medications. 2. Record any NSAEs/SAEs. 3. Perform urine pregnancy test, if appropriate. Results of the pregnancy test must be negative to continue in study. 4. Measure vital signs (weight, resting heart rate, and blood pressure). 5. Review Month 2 Headache Diary for completeness. 6. Review instructions for Month 3 Headache Diary (same instructions as those discussed for Month 2 Headache Diary). 7. Collect Month 2 unused study medication and used packaging. Confirm 85% compliance for medication usage per study protocol. 8. Dispense Month 3 study medication and review the dosage limitations of study medication, storage requirements, and to return all used/partially used/unused study medication at next office visit. 9. Perform drug accountability. 10. Administer C-SSRS. 11. Collect serum samples for electrolytes, creatinine, and ionized Mg. 12. Schedule Visit 5. VISIT 5 - END OF TREATMENT PERIOD MONTH 3 1. Record any changes to concomitant medications. 2. Record any NSAEs/SAEs. 3. Perform urine pregnancy test, if appropriate. 4. Measure vital signs (weight, resting heart rate, and blood pressure) 5. Perform physical/neurological examinations. 6. Collect Month 4 unused study medication and used packaging. 7. Perform drug accountability. 8. Administer SGIC \& complete PGIC. 9. Administer MIDAS. 10. Administer C-SSRS. 11. Collect serum samples for electrolytes, creatinine, and ionized Mg. 12. Exit subject.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
DOUBLE
Enrollment
157
The Research Center of Southern California
Carlsbad, California, United States
San Francisco Clinical Research Center
San Francisco, California, United States
Physician Associates of Florida Research Department
Oviedo, Florida, United States
Dr. B. Abraham, P.C.
Snellville, Georgia, United States
Westside Family Medical Center, P.C.
Kalamazoo, Michigan, United States
StudyMetrix Research
City of Saint Peters, Missouri, United States
Clinvest Research, LLC
Springfield, Missouri, United States
Baptist Memorial Hospital
Memphis, Tennessee, United States
Nashville Neuroscience Group
Nashville, Tennessee, United States
Migraine Headache Days
Comparison of the mean change from baseline in the frequency of migraine headache days per 28-day period ending with the cessation of treatment period month 3 in subjects treated with MLD10 versus placebo. A migraine headache day will be defined as a calendar day (00:00 to 23:59) with 4 or more hours of migraine headache, fulfilling International Classification of Headache Disorders-3beta criteria, and/or any headache of any duration with the use of migraine-specific acute medications(s) (i.e. ergot alkaloids, ergot combinations, opioids, triptans, combination analgesics \[simple analgesics combined with opioids or barbiturate with or without caffeine\]).
Time frame: Day 1(Screening) - Day 116 (Visit 5 End of Study)
Headache Days
Comparison of the change from baseline of subjects treated with MLD10 versus placebo in the frequency of headache days during the 3 month treatment period. A headache day will be defined as any day not classified as a migraine day, but recorded headache of any severity and/or duration.
Time frame: Day 1(Screening) - Day 116 (Visit 5 End of Study)
Headache Duration
Change from baseline (28 day period) in the total cumulative minutes of headache during each 28-day treatment period month 1, 2, \& 3 in subjects treated with MLD10 versus placebo. All headaches and/or migraines will be including in this outcome analysis.
Time frame: Day 1(Screening) - Day 116 (Visit 5 End of Study)
Pain Severity
Change from baseline (28 day period) in the average pain severity at time of onset compared to each 28-day treatment period month 1, 2, \& 3 in subjects treated with MLD10 versus placebo. Headache pain severity was measured on a scale 1 = Mild, 2 = Moderate, 3 = Severe.
Time frame: Day 1(Screening) - Day 116 (Visit 5 End of Study)
Acute Medication Usage
Change from baseline (28 day period) in the total number of acute headache pain medications used during each 28 day treatment period month 1, 2, \& 3 in subjects treated with MLD10 versus placebo.
Time frame: Day 1(Screening) - Day 116 (Visit 5 End of Study)
Migraine Disability Assessment Scale (MIDAS)
Change from Visit 2 to Visit 5 in the total MIDAS score in subjects treated with MLD10 versus placebo. The MIDAS test determines how severely migraines affect daily functioning. The responses of a variety of questions will be scored according to the questionnaire's scoring guide. A total score will be calculated ranging from 0-93. A score of 0-5 indicates little or no disability, 6-10 mild disability, 11-20, moderate disability, 21+ severe disability.
Time frame: Day 29 (Randomization) & Day 116 (Visit 5 End of Study)
Subject Global Impression of Change (SGIC)
Comparison of SGIC at Visit 5 in subjects treated with MLD10 versus placebo. Global impression of change rated by the subject will be assessed using a 7-point Likert scale ranging from -3 to 3 with -3 = very much worse, -2 = much worse, -1 = minimally worse, 0 = no change, 1 = minimally improved, 2 = much improved, 3 = very much improved.
Time frame: Day 116 (Visit 5 End of Study)
Physician Global Impression of Change (PGIC)
Comparison of PGIC at Visit 5 in subjects treated with MLD10 versus placebo. The PGIC will be an impression of change rated by the investigator using a 7-point Likert scale ranging from -3 to 3 with -3 = very much worse, -2 = much worse, -1 = minimally worse, 0 = no change, 1 = minimally improved, 2 = much improved, 3 = very much improved.
Time frame: Day 116 (Visit 5 End of Study)
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