Divalproex Sodium 500 mg Extended Release Tablets Under Non-Fasting Conditions

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Teva Pharmaceuticals

Status and phase

Phase 1




Drug: Depakote®
Drug: Divalproex Sodium

Study type


Funder types




Details and patient eligibility


This study was designed to compare the relative bioavailability (rate and extent of absorption) of Divalproex Sodium ER Tablets 500 mg with that of Depakote® ER Tablets 500 mg following a single, oral dose (1 x 500 mg extended release tablet) administered to healthy, adult subjects under non-fasting conditions.


24 patients




18+ years old


Accepts Healthy Volunteers

Inclusion and exclusion criteria

Inclusion Criteria

  • Subjects who have completed the screening process within 28 days prior to Period 1 dosing
  • Subjects who are healthy adult men and women 18 years of age or older at the time of dosing.
  • Subjects who have a body mass index (BMI) between 19-30 kg/m2, inclusive, and weigh at least 110 lbs.
  • Subjects who are healthy as documented by the medical history, physical examination (including bur may not be limited to and evaluation of the cardiovascular, gastrointestinal, respiratory and central nervous systems), vital sign assessments, 12-lead electrocardiogram (ECG), clinical laboratory assessments, and by general observations. Any abnormalities/deviations from the normal range that might be considered clinically relevant by the study physician and investigator will be evaluated for individual cases, documented in study files and agreed upon by both the study physician and investigator prior to enrolling the subject in this study and for continued enrollment.
  • Female subjects of postmenopausal (no menses) status for at least 1 year and has a serum FSH level greater than or equal to 30 mIU/mL or surgically sterile (bilateral tubal ligation, bilateral oophorectomy or hysterectomy).

Exclusion Criteria

  • Subjects who report receiving any investigational drug within 30 days prior to Period 1 dosing.
  • Subjects who report any presence or history of a clinically significant disorder involving the cardiovascular, respiratory, renal, gastrointestinal, immunologic, hematologic, endocrine, or neurologic system(s) or psychiatric disease as determined by the clinical investigator(s).
  • Subjects whose clinical laboratory test values outside the accepted reference range and when confirmed on re-examination is deemed to be clinically significant.
  • Subjects who demonstrate a reactive screen for hepatitis B surface antigen, hepatitis C antibody, or HIV antibody.
  • Subjects who report a history or allergic response(s) to divalproex or related drugs.
  • Subjects who report the use of any systemic prescription medication in the 14 days prior to Period 1 dosing.
  • Subjects who report the use of any drug known to induce or inhibit hepatic drug metabolism in the 28 days prior to Period 1 dosing.
  • Subjects who report a history of clinically significant allergies including drug allergies.
  • Subjects who report a clinically significant illness during the 4 weeks prior to Period 1 dosing (as determined by the clinical investigators).
  • Subjects who report a history of drug or alcohol addiction or abuse within the past year.
  • Subjects who demonstrate a positive drug abuse screen for this study prior to Period 1 administration.

Trial design

24 participants in 2 patient groups

Divalproex Sodium
Experimental group
500 mg Extended Release Tablet
Drug: Divalproex Sodium
Active Comparator group
500 mg Extended Release Tablet
Drug: Depakote®

Trial contacts and locations



Data sourced from

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