Compare Valium vs. Soma

Head-to-head comparisons of medication uses, side effects, ratings, and more.

Valium
(Diazepam)

Soma
(Carisoprodol)

Helps you relax. Valium (Diazepam) is okay for occasional or short-term use (up to 4 weeks) for anxiety and for pain and sleeplessness from muscle spasm. Less severe withdrawal symptoms compared to similar drugs.Relaxes your muscles. Soma (Carisoprodol) is widely used to treat muscle spasms and is available as a generic, but it's not considered a first-choice treatment for muscle spasms. It's also not meant for long-term therapy.
Find lowest prices
Powered by GoodRxSave on your next prescription. Be sure you’re getting the lowest price for your medication, even if you have insurance.
Reviews & ratings
Filter group. All currently selected
Filter group. All currently selected
5.115466101694915Valium
Reviews for Valium (Diazepam)
69%
of people (All ages) say Valium (Diazepam) is worth it
52%
say it works well
16%
say it's a big hassle
944 reviews
Have you used Valium (Diazepam)?
Worth itNot sureNot worth it
Reviews for Soma (Carisoprodol)
59%
10% vs. Valium (Diazepam)
36%
16% vs. Valium (Diazepam)
10%
+6% vs. Valium (Diazepam)
207 reviews
Have you used Soma (Carisoprodol)?
Worth itNot sureNot worth it
Side effects
ValiumSoma

The Valium FDA package insert doesn’t have numbers about how common side effects are.

More about Valium side effects »
  • Drowsiness 11%
  • Dizziness 6%
  • Hedache 3%
  • Any side effect 2%
More Soma side effects »
How it works
ValiumSoma
Valium (Diazepam) is a fast-acting benzodiazepine. It affects neurotransmitters in the brain and calms the nervous system. This reduces anxiety and muscle spasms, and causes sleepiness.Soma (Carisoprodol) is a muscle relaxant. It works in the brain to help calm down muscle spasms.
Type of medication
ValiumSoma
Anti-anxiety
Benzodiazepine
Prescription only
Muscle relaxerPrescription only
Available as
ValiumSoma
  • Pill
  • Liquid
  • Rectal gel
  • Pill
Used for (click to learn more)
ValiumSoma
Risk factors for serious side effects
ValiumSoma
  • Taking more than the prescribed dose
  • Taking longer than 4 weeks
  • History of drug abuse
  • Long-term use
    • Alcohol
    • Taking other medicines that make you less alert
      • Current liver problems
      Detailed Valium (Diazepam) risks & warnings »
      • Taking other medications that also cause sleepiness
      • Recreational drug use
      • Excessive alcohol use
      • Prior history of drug abuse
      • Prior history of overdoses of drugs of abuse, recreational drugs or alcohol
      Detailed Soma (Carisoprodol) risks & warnings »
      Pregnancy

      Research studies with real people found harmful effects on unborn babies, but the benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

      Research studies with animals found harmful effects on unborn babies. It hasn’t been properly studied in humans. The benefits might outweigh the risks even if you’re pregnant. Talk with your doctor.

      Alcohol
      ValiumSoma
      • Can be habit-forming, so it's not typically used for long-term treatment, or for people who've had problems with drug or alcohol abuse.
      • Not safe to use with alcohol.
      • Don't drink alcohol while on this medication.
      Kidneys and liver
      ValiumSoma
      • Processed by the liver, so might not be the best choice if you have liver problems.
      No kidneys and liver related info.
      Pain
      ValiumSoma
      No pain related info.
      • Can cause stomach pain, nausea and vomiting.
      Sleep
      ValiumSoma
      • Can cause memory problems, drowsiness, dizziness, and confusion.
      • Can cause temporary dizziness and drowsiness.
      No sleep related info.
      Upsides and benefits
      ValiumSoma
      • Effective at relieving short-term anxiety and sleeplessness.
      • Can be used together with antidepressants to manage anxiety disorders. Especially helpful for anxiety symptoms while you wait for an antidepressant to kick in (it can take several weeks).
      • Effective at relieving muscle spasms caused by a variety of conditions.
      • Less severe withdrawal symptoms compared to other benzodiazepines.
      • Available in generic.
      • Available in two different strengths, although the smaller strength is only available as brand name and thus more expensive.
      Downsides and risks
      ValiumSoma
      • Processed by the liver, so might not be the best choice if you have liver problems.
      • Can cause memory problems, drowsiness, dizziness, and confusion.
      • Can be habit-forming, so it's not typically used for long-term treatment, or for people who've had problems with drug or alcohol abuse.
      • Most people find that it gets less effective over time.
      • Not first line for treating muscle spasms.
      • Can cause dizziness and sleepiness.
      • Not meant for long term therapy.
      • Can cause dependence and withdrawal symptoms if you stop taking it suddenly.
      Tips from our pharmacists for people taking the medication
      ValiumSoma
      • Good for short-term relief of anxiety symptoms.
      • Starts working in 30 minutes when swallowed.
      • Helpful with muscle spasms.
      • Can cause temporary dizziness and drowsiness.
      • Addictive. Long-term use can cause dependence or abuse.
      • Not safe to use with alcohol.
      • Can cause dizziness, fatigue, and sleepiness.
      • Take the medication at the same time each day.
      • Not to be used for long-term treatment (2 to 3 weeks maximum)
      • Don't drink alcohol while on this medication.
      • Can cause stomach pain, nausea and vomiting.
      Learn more
      More about ValiumSide effectsReviews & ratingsAlternativesFDA package insert
      Have you used Valium (Diazepam)?
      Worth itNot sureNot worth it
      More about SomaSide effectsReviews & ratingsAlternativesFDA package insert
      Have you used Soma (Carisoprodol)?
      Worth itNot sureNot worth it