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acamprosate vs lurasidone

Side-by-side comparison of acamprosate and lurasidone Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

Drug Class
acamprosate GABA Analog (Alcohol Dependence)
lurasidone Atypical Antipsychotic
Type
acamprosate Prescription
lurasidone Prescription
Summary
acamprosate

Acamprosate is a medicine that can help you stay away from alcohol if you are alcohol-dependent and have already stopped drinking. It should be used with counseling and support.

lurasidone

Lurasidone (Latuda) is a medicine used to treat schizophrenia and bipolar depression. It helps to balance chemicals in the brain.

What It Treats
acamprosate

Acamprosate helps people who are alcohol-dependent to not drink alcohol. You must have already stopped drinking before you start taking acamprosate. This medicine works best when it is part of a complete treatment plan that includes counseling and support.

lurasidone

Lurasidone is used to treat schizophrenia in adults and teens ages 13-17. It also treats the depressive phase of bipolar disorder in adults and children ages 10-17. In adults, it can be used alone or with lithium or valproate for bipolar depression.

How It Works
acamprosate

Acamprosate is similar to a natural substance in your brain. It is thought to work by helping to restore the normal balance of brain activity that is changed by long-term alcohol use. This can reduce your craving for alcohol.

lurasidone

Lurasidone is an atypical antipsychotic. It works by affecting certain chemicals in the brain, such as dopamine and serotonin. This helps to improve mood, thinking, and behavior.

Common Side Effects
acamprosate
  • Accidental injury
  • Weakness
  • Pain
  • Loss of appetite
  • Diarrhea
lurasidone
  • Feeling sleepy
  • Feeling restless and needing to move
  • Nausea
  • Weight gain
  • Trouble sleeping
FAERS Reports
acamprosate
  • Low blood pressure 14
  • Weakness 13
  • Condition worsened 13
  • Using the medicine for something it is not approved for 13
  • Sudden kidney damage 12
lurasidone
  • Using the medicine for something it is not approved for 2,055
  • The medicine is not working 1,834
  • Feeling worried or nervous 1,223
  • Feeling strange or not like yourself 1,166
  • Feeling sad or hopeless 1,120
Serious Warnings
acamprosate

Acamprosate may increase the risk of suicidal thoughts or actions. Your doctor should watch you for depression or suicidal thoughts. Tell your doctor right away if you have any new or worsening symptoms of depression or suicidal thoughts.

lurasidone

This medicine has two important warnings: * **Increased risk of death in elderly people with dementia:** If you are an older adult with dementia-related psychosis, this medicine may increase your chance of death. Lurasidone is not approved for this condition. * **Increased risk of suicidal thoughts and behaviors:** Antidepressants may increase the risk of suicidal thoughts and behaviors in children, teens, and young adults. Your doctor will need to watch you closely for worsening mood or suicidal thoughts.

Pregnancy
acamprosate

Acamprosate may harm your unborn baby. Talk to your doctor if you are pregnant or plan to become pregnant. It is not known if acamprosate passes into breast milk. Talk to your doctor if you are breastfeeding.

lurasidone

Tell your doctor if you are pregnant or plan to become pregnant. Babies born to mothers who take this medicine in the last 3 months of pregnancy may have withdrawal symptoms or other problems after birth. Talk to your doctor about the risks and benefits of taking lurasidone during pregnancy.

Also Compare — Nearby Drugs

How to Read This acamprosate vs lurasidone Comparison

acamprosate is classified in the GABA Analog (Alcohol Dependence) drug class, while lurasidone sits within the Atypical Antipsychotic class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, acamprosate has 65 submissions while lurasidone has 7,398. Those figures reflect cumulative reporting volume — not per-patient risk — so older, widely dispensed drugs typically look worse on count alone. No direct interaction between these two drugs is listed in our FDA-derived dataset, though co-prescription still warrants pharmacist review. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between acamprosate and lurasidone — always consult your physician or pharmacist first.

Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.