acamprosate vs midazolam
PlainMeds reviewed this comparison against our methodology in August 2026. It places FDA and CMS record fields side by side, without recommending either medication.
Side-by-side comparison of acamprosate and midazolam. Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.
Campral
Versed
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.
Midazolam is a medicine that makes you feel calm, relaxed, and sleepy. It can also cause you to forget things that happen while you are taking it.
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.
Midazolam is used to sedate you before a surgery or procedure to help you relax and feel less anxious. It can also be used to help you feel calm during procedures like bronchoscopies or endoscopies. Midazolam can also be used to start general anesthesia before you get other medicines.
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.
Midazolam belongs to a class of drugs called benzodiazepines. It works by slowing down activity in your brain and nervous system. This helps to reduce anxiety, promote relaxation, and cause sleepiness.
- • Accidental injury
- • Weakness
- • Pain
- • Loss of appetite
- • Diarrhea
- • Decreased breathing rate
- • Tenderness at the injection site
- • Pain during injection
- Hypotension 14
- Asthenia 13
- Condition Aggravated 13
- Acute Kidney Injury 12
- Coma 12
- Seizure 1,373
- Hypotension 1,296
- Drug Interaction 1,088
- Toxicity To Various Agents 846
- Acute Kidney Injury 845
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.
Midazolam can cause serious breathing problems, including slowed or stopped breathing. This is more likely to happen if you are also taking opioid pain medicines. You must be closely monitored by trained medical staff while receiving midazolam. Make sure the facility has the equipment and medicines needed to treat breathing problems immediately.
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.
Tell your doctor if you are pregnant or plan to become pregnant. Midazolam may harm an unborn baby. It is not known if midazolam passes into breast milk. Talk to your doctor about the risks and benefits of using this medicine while breastfeeding.
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How to Read This acamprosate vs midazolam Comparison
acamprosate is classified in the GABA Analog (Alcohol Dependence) drug class, while midazolam sits within the Benzodiazepine 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 64 submissions while midazolam has 5,448. 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 represent individual circumstances. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This registry does not provide medical, treatment, substitution, or medication-change directions for acamprosate or midazolam.
Registry boundary: This comparison displays source-record fields and does not provide individualized medical direction.