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Last Updated: April 25, 2025

CLINICAL TRIALS PROFILE FOR CAMPRAL


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All Clinical Trials for Campral

Trial ID Title Status Sponsor Phase Start Date Summary
NCT00006206 ↗ COMBINE (Acamprosate/Naltrexone) Completed Lipha Pharmaceuticals Phase 3 1997-08-01 Combine is a multicenter, randomized clinical trial that will evaluate combinations of three interventions for treating alcohol dependence. The goal is to determine whether improvement in treatment outcomes can be achieved by various combinations of drug and behavioral interventions. Two of the interventions will consist of pharmacological treatment with naltrexone (Revia) or acamprosate (Campral). The third intervention is a multicomponent behavioral therapy including such components as motivational enhancement therapy, cognitive behavioral therapy, and referral to self-help groups, including AA. All three interventions will include a component supporting compliance to medications and reduction in drinking.
NCT00006206 ↗ COMBINE (Acamprosate/Naltrexone) Completed National Institute on Alcohol Abuse and Alcoholism (NIAAA) Phase 3 1997-08-01 Combine is a multicenter, randomized clinical trial that will evaluate combinations of three interventions for treating alcohol dependence. The goal is to determine whether improvement in treatment outcomes can be achieved by various combinations of drug and behavioral interventions. Two of the interventions will consist of pharmacological treatment with naltrexone (Revia) or acamprosate (Campral). The third intervention is a multicomponent behavioral therapy including such components as motivational enhancement therapy, cognitive behavioral therapy, and referral to self-help groups, including AA. All three interventions will include a component supporting compliance to medications and reduction in drinking.
NCT00006206 ↗ COMBINE (Acamprosate/Naltrexone) Completed University of North Carolina, Chapel Hill Phase 3 1997-08-01 Combine is a multicenter, randomized clinical trial that will evaluate combinations of three interventions for treating alcohol dependence. The goal is to determine whether improvement in treatment outcomes can be achieved by various combinations of drug and behavioral interventions. Two of the interventions will consist of pharmacological treatment with naltrexone (Revia) or acamprosate (Campral). The third intervention is a multicomponent behavioral therapy including such components as motivational enhancement therapy, cognitive behavioral therapy, and referral to self-help groups, including AA. All three interventions will include a component supporting compliance to medications and reduction in drinking.
NCT00106106 ↗ Acamprosate to Reduce Symptoms of Alcohol Withdrawal Completed National Institute on Alcohol Abuse and Alcoholism (NIAAA) Phase 2 2005-03-01 This study will examine whether a new drug called acamprosate can be helpful for alcohol withdrawal, a result of drinking high amounts of alcohol for long periods of time. Alcohol withdrawal can cause various symptoms, including nausea or vomiting, anxiety or depression, tremor, high blood pressure, and others. During withdrawal, brain chemicals called neurotransmitters change, with some rising to abnormally high levels. These changes may contribute to alcohol craving, drinking relapse and impaired mental performance. This study will see if taking acamprosate for 4 weeks can lower the levels of neurotransmitters, such as glutamate, lessen withdrawal symptoms and decrease alcohol craving and brain damage associated with withdrawal. Healthy normal volunteers and alcohol-dependent patients between 21 and 65 years of age may be eligible for this study. Participants are admitted to the hospital for 28 days. They receive standard inpatient care for alcohol detoxification, including a medical history and physical examination, neurological evaluation, laboratory tests, nursing, nutrition, discharge planning and referrals for treatment of concomitant conditions, if needed. In addition, they are randomly assigned to take either two acamprosate or two placebo pills three times a day for 28 days and undergo the following tests and procedures: - Days 1-28: Drug treatment. Patients take acamprosate or placebo daily. Patients with severe withdrawal symptoms may also receive diazepam (Valium). Throughout their hospitalization, patients fill out questionnaires about their emotional state and personality and are interviewed by staff about their mental health, use of alcohol, cigarettes, and illicit drugs, employment, support systems and family and social relationships, and their legal status. - Days 2 and 3: Blood tests. Blood is tested for levels of the stress hormones cortisol and ACTH, which are released to excess during alcohol withdrawal. For this test, a heparin lock (thin, flexible plastic tube with a rubber stopper on the end) is placed in an arm vein for blood collections each day at 6 AM, 12 noon, 6 PM and 12 midnight. Patients rest in bed for 30 minutes before each collection. - Day 4: Magnetic resonance imaging (MRI) and magnetic resonance spectroscopy (MRS). These procedures are done at the same time. They use a strong magnetic field and radio waves to show structural and chemical changes in the brain. The patient lies on a table in a space enclosed by a metal cylinder (the scanner) for about 20 to 30 minutes during the test. - Day 5: Lumbar puncture (spinal tap). A local anesthetic is given to numb the area for the procedure. Then, a needle is inserted in the space between the bones in the lower back where the cerebrospinal fluid circulates below the spinal cord. A small amount of fluid is collected through the needle. - Days 5 and 6: Dexamethasone-corticotropin releasing factor (CRF) test. This test measures the effect of alcohol withdrawal on ACTH and cortisol. The patient takes a standard dose of the steroid dexamethasone at 11 PM on day 5. At noon the next day, they are given lunch and then stay in bed and rest. A plastic tube is put in an arm vein. A salt water solution is slowly infused through the catheter and a blood sample is withdrawn through it. At 3 p.m., the patient is given 100 micrograms of the hormone CRF. Repeated blood samples are obtained to measure ACTH and cortisol. - Days 23-27: All of the tests done on days 2-6 are repeated, except the MRI. MRS is repeated to measure neurotransmitters.
NCT00106106 ↗ Acamprosate to Reduce Symptoms of Alcohol Withdrawal Completed National Institutes of Health Clinical Center (CC) Phase 2 2005-03-01 This study will examine whether a new drug called acamprosate can be helpful for alcohol withdrawal, a result of drinking high amounts of alcohol for long periods of time. Alcohol withdrawal can cause various symptoms, including nausea or vomiting, anxiety or depression, tremor, high blood pressure, and others. During withdrawal, brain chemicals called neurotransmitters change, with some rising to abnormally high levels. These changes may contribute to alcohol craving, drinking relapse and impaired mental performance. This study will see if taking acamprosate for 4 weeks can lower the levels of neurotransmitters, such as glutamate, lessen withdrawal symptoms and decrease alcohol craving and brain damage associated with withdrawal. Healthy normal volunteers and alcohol-dependent patients between 21 and 65 years of age may be eligible for this study. Participants are admitted to the hospital for 28 days. They receive standard inpatient care for alcohol detoxification, including a medical history and physical examination, neurological evaluation, laboratory tests, nursing, nutrition, discharge planning and referrals for treatment of concomitant conditions, if needed. In addition, they are randomly assigned to take either two acamprosate or two placebo pills three times a day for 28 days and undergo the following tests and procedures: - Days 1-28: Drug treatment. Patients take acamprosate or placebo daily. Patients with severe withdrawal symptoms may also receive diazepam (Valium). Throughout their hospitalization, patients fill out questionnaires about their emotional state and personality and are interviewed by staff about their mental health, use of alcohol, cigarettes, and illicit drugs, employment, support systems and family and social relationships, and their legal status. - Days 2 and 3: Blood tests. Blood is tested for levels of the stress hormones cortisol and ACTH, which are released to excess during alcohol withdrawal. For this test, a heparin lock (thin, flexible plastic tube with a rubber stopper on the end) is placed in an arm vein for blood collections each day at 6 AM, 12 noon, 6 PM and 12 midnight. Patients rest in bed for 30 minutes before each collection. - Day 4: Magnetic resonance imaging (MRI) and magnetic resonance spectroscopy (MRS). These procedures are done at the same time. They use a strong magnetic field and radio waves to show structural and chemical changes in the brain. The patient lies on a table in a space enclosed by a metal cylinder (the scanner) for about 20 to 30 minutes during the test. - Day 5: Lumbar puncture (spinal tap). A local anesthetic is given to numb the area for the procedure. Then, a needle is inserted in the space between the bones in the lower back where the cerebrospinal fluid circulates below the spinal cord. A small amount of fluid is collected through the needle. - Days 5 and 6: Dexamethasone-corticotropin releasing factor (CRF) test. This test measures the effect of alcohol withdrawal on ACTH and cortisol. The patient takes a standard dose of the steroid dexamethasone at 11 PM on day 5. At noon the next day, they are given lunch and then stay in bed and rest. A plastic tube is put in an arm vein. A salt water solution is slowly infused through the catheter and a blood sample is withdrawn through it. At 3 p.m., the patient is given 100 micrograms of the hormone CRF. Repeated blood samples are obtained to measure ACTH and cortisol. - Days 23-27: All of the tests done on days 2-6 are repeated, except the MRI. MRS is repeated to measure neurotransmitters.
NCT00249379 ↗ Study of Acamprosate to Prevent Alcohol Relapse in Criminal Justice Supervisees Terminated National Institute on Alcohol Abuse and Alcoholism (NIAAA) Phase 4 2005-06-01 The purpose of this study is to test how tolerable and effective acamprosate is when used to prevent alcohol relapse in criminal justice supervisees (those on probation, parole, or in drug court).
>Trial ID >Title >Status >Phase >Start Date >Summary

Clinical Trial Conditions for Campral

Condition Name

Condition Name for Campral
Intervention Trials
Alcohol Dependence 8
Alcoholism 5
Fragile X Syndrome 2
Schizophrenia 2
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Condition MeSH

Condition MeSH for Campral
Intervention Trials
Alcoholism 13
Schizophrenia 2
Syndrome 2
Fragile X Syndrome 2
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Clinical Trial Locations for Campral

Trials by Country

Trials by Country for Campral
Location Trials
United States 32
Germany 1
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Trials by US State

Trials by US State for Campral
Location Trials
South Carolina 3
Pennsylvania 3
Ohio 3
Maryland 3
Wisconsin 2
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Clinical Trial Progress for Campral

Clinical Trial Phase

Clinical Trial Phase for Campral
Clinical Trial Phase Trials
Phase 4 6
Phase 3 3
Phase 2/Phase 3 1
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Clinical Trial Status

Clinical Trial Status for Campral
Clinical Trial Phase Trials
Completed 20
Terminated 2
Recruiting 1
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Clinical Trial Sponsors for Campral

Sponsor Name

Sponsor Name for Campral
Sponsor Trials
Forest Laboratories 8
National Institute on Alcohol Abuse and Alcoholism (NIAAA) 6
National Alliance for Research on Schizophrenia and Depression 2
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Sponsor Type

Sponsor Type for Campral
Sponsor Trials
Other 29
Industry 9
NIH 9
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Campral (Acamprosate): Clinical Trials, Market Analysis, and Projections

Introduction to Campral (Acamprosate)

Campral, also known as acamprosate, is a medication used to help maintain abstinence in individuals with alcohol dependence. Here, we will delve into the clinical trials, market analysis, and future projections for this drug.

Clinical Trials and Efficacy

Overview of Clinical Trials

Numerous clinical trials have been conducted to evaluate the efficacy and safety of acamprosate. A systematic review by the Canadian Expert Drug Advisory Committee (CEDAC) included 17 randomized controlled trials (RCTs) that compared acamprosate with placebo. These trials showed that acamprosate significantly increased the rates of continuous abstinence at three, six, and 12 months compared to placebo[1].

Continuous Abstinence and Cumulative Abstinence Duration

The primary outcome of interest in many trials was continuous abstinence. Results indicated that treatment with acamprosate led to higher rates of continuous abstinence. For instance, at six months, the relative benefit of acamprosate over placebo was 1.47 (95% CI 1.29-1.69), and at 12 months, it was 1.95 (95% CI 1.58-2.42)[1].

Time to First Drink and Withdrawal Symptoms

Acamprosate has also been shown to prolong the time to first drink in alcohol-dependent patients. In a study where acamprosate was prescribed from the start of alcohol withdrawal, it did not cause unfavorable interactions with acute withdrawal symptoms and did not exacerbate the severity of these symptoms[3].

Adherence and Dropout Rates

Adherence to acamprosate treatment varies significantly across trials. A systematic review found that the percentage of prescribed medication taken ranged from 54.2% to 95%. However, the reliability of adherence measurement methods was low, and dropout rates were often high, which could bias the results towards those who were more adherent[4].

Safety and Tolerability

Side Effects and Interactions

Acamprosate is generally well-tolerated. The CEDAC review and other studies have shown that acamprosate does not cause significant adverse effects when compared to placebo. It can be used from the beginning of the withdrawal phase without unfavorable interactions with acute alcohol withdrawal symptoms[1][3].

Market Analysis

Global Market Size and Growth

The global acamprosate market was valued at US$ 33 million in 2023 and is expected to reach US$ 42 million by 2030, growing at a Compound Annual Growth Rate (CAGR) of 2.4% during the forecast period 2024-2030[5].

Market Segmentation

The market is segmented by type, with the 333 mg delayed-release tablet being a significant segment. By application, the market includes hospitals, clinics, and other settings. Key players in the market include Merck Group, Zydus Pharmaceuticals, Mylan, Teva, and Glenmark Pharmaceuticals[5].

Regional Analysis

The market analysis also includes regional and country-level data. While the exact regional breakdown is not specified here, it is clear that the global market is diverse, with different regions contributing to the overall growth[2][5].

Market Trends and Drivers

Increasing Demand for Alcohol Dependence Treatment

The growing need for effective treatments for alcohol dependence is a significant driver for the acamprosate market. As awareness about alcohol-related health issues increases, so does the demand for medications like acamprosate.

Technological and Regulatory Trends

Technological advancements in drug delivery systems, such as the development of delayed-release tablets, are also influencing the market. Regulatory approvals and recommendations from health authorities like CEDAC further support the market growth[2].

Challenges and Restraints

Adherence Issues

One of the major challenges facing the acamprosate market is the variability in patient adherence. Low adherence rates can affect the overall efficacy of the treatment and may impact market growth[4].

Competition from Other Treatments

The market for alcohol dependence treatments is competitive, with other medications like naltrexone also being used. This competition can affect the market share of acamprosate[1].

Future Projections

Market Forecast

The acamprosate market is expected to grow steadily, driven by increasing demand and technological advancements. The forecasted market size of US$ 42 million by 2030 indicates a moderate but consistent growth trajectory[5].

Emerging Markets and Opportunities

Emerging markets, particularly in regions with growing healthcare infrastructure, present opportunities for the acamprosate market. Customized data and market reports can help companies tailor their strategies to these emerging markets[2].

Key Takeaways

  • Efficacy in Clinical Trials: Acamprosate has shown significant efficacy in maintaining abstinence in alcohol-dependent patients.
  • Safety and Tolerability: It is generally well-tolerated and can be used from the start of alcohol withdrawal.
  • Market Growth: The global acamprosate market is expected to grow at a CAGR of 2.4% from 2024 to 2030.
  • Market Segmentation: The market is segmented by type and application, with key players including major pharmaceutical companies.
  • Challenges: Adherence issues and competition from other treatments are significant challenges.

FAQs

What is the primary use of Campral (acamprosate)?

Campral (acamprosate) is used to help maintain abstinence in individuals with alcohol dependence.

How effective is acamprosate in clinical trials?

Acamprosate has been shown to significantly increase the rates of continuous abstinence at three, six, and 12 months compared to placebo in clinical trials[1].

What are the common side effects of acamprosate?

Acamprosate is generally well-tolerated, with no significant adverse effects reported in comparison to placebo[1][3].

What is the forecasted market size of acamprosate by 2030?

The global acamprosate market is expected to reach US$ 42 million by 2030[5].

Who are the key players in the acamprosate market?

Key players include Merck Group, Zydus Pharmaceuticals, Mylan, Teva, and Glenmark Pharmaceuticals[5].

Sources

  1. CADTH, "Acamprosate Calcium Campral® – Prempharm Inc.", Common Drug Review, July 29, 2008.
  2. Cognitive Market Research, "Acamprosate Market Report 2024 (Global Edition)", January 1, 2023.
  3. A. Gual, Ph. Lehert, "Acamprosate during and after acute alcohol withdrawal: A double-blind placebo-controlled study in Spain", Alcohol and Alcoholism, Volume 36, Issue 5, September 2001.
  4. PLOS ONE, "The rates and measurement of adherence to acamprosate in randomized controlled clinical trials", February 3, 2022.
  5. Valuates Reports, "Global Acamprosate Market Research Report 2024", 2023.

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