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Agnes Smith

Post Uploaded Date : May 21, 2024 Last Updated Date : May 31, 2024

Comparing Soma And Robaxin: Understanding Muscle Relaxants For Pain Relief

robaxin vs soma
Soma and Robaxin each offer distinct advantages depending on individual needs and considerations. Soma stands out for its efficacy, prolonged duration of action, positive user reviews, and affordability, making it an appealing choice for many seeking muscle relaxation. On the other hand, Robaxin’s lower risk of drug interactions makes it a preferred option for individuals concurrently using other medications or treatment modalities.

Muscle relaxants play a crucial role in lowering discomfort and promoting recovery from musculoskeletal conditions. Among the array of options available, Soma and Robaxin stand out as popular choices for managing muscle spasms and pain. Understanding the similarities, differences, and considerations associated with these medications is essential for individuals seeking effective relief.
In this blog, we look into the comparison between Soma and Robaxin, exploring their mechanisms of action, indications, potential side effects, and factors to consider when choosing the most suitable option for muscle relaxation and pain management.

Robaxin vs. Soma: An Overview

Soma and Robaxin are both prescription medications classified as muscle relaxants. They are commonly prescribed to relieve muscle spasms and associated pain caused by musculoskeletal conditions such as strains, sprains, and injuries.

  • Soma (carisoprodol): Soma works by affecting the central nervous system to produce muscle relaxation. It is typically prescribed for short-term use due to its potential for abuse and dependence. Soma is often used in combination with rest, physical therapy, and other treatments to help manage acute musculoskeletal pain.
  • Robaxin (methocarbamol): Robaxin also acts on the central nervous system to produce muscle relaxation. It is available in both oral and injectable forms and is generally used for short-term treatment of muscle spasms associated with various conditions. Robaxin is often used as an adjunct to rest and physical therapy for optimal pain relief and functional improvement.

Robaxin Vs Soma- Similarities

Soma (carisoprodol) and Robaxin (methocarbamol) share several similarities.

  • Muscle Relaxation: Both Soma and Robaxin are classified as muscle relaxants and work by affecting the central nervous system to produce muscle relaxation. They are commonly prescribed to alleviate muscle spasms and associated pain caused by musculoskeletal conditions such as strains, sprains, and injuries.
  • Short-Term Use: Both medications are typically prescribed for short-term use due to their potential for abuse, dependence, and tolerance development. They are often used as adjuncts to rest, physical therapy, and other treatments to help manage acute musculoskeletal pain.
  • Side Effects: They can both cause similar side effects, including drowsiness, dizziness, headache, and gastrointestinal upset. Individuals taking these medications should use caution when performing activities that require mental alertness, such as driving or operating machinery.
  • Prescription Medications: Both Soma and Robaxin are available by prescription only and should be used under the guidance of a healthcare professional. They are not available over-the-counter.

Differences Between Soma And Robaxin

Soma and Robaxin differ in several key aspects, as listed below.

Mechanism of Action

Soma works by affecting the central nervous system to produce muscle relaxation. It works by enhancing the action of neurotransmitters in the brain. On the other hand, Robaxin also acts on the central nervous system to produce muscle relaxation, but its precise mechanism of action is not well-defined.

Schedule Classification

Soma is classified as a Schedule IV controlled substance in the United States due to its potential for abuse, dependence, and tolerance development. Robaxin, however, is not classified as a controlled substance and does not have the same regulatory restrictions.

Dosage Forms

Soma is available as an oral tablet, typically taken multiple times daily for short-term use. Robaxin is available in both oral tablet and injectable forms, providing flexibility in administration based on individual needs and preferences.

Metabolism and Elimination

Soma undergoes extensive metabolism in the liver to produce its active metabolite, meprobamate, which contributes to its effects. Robaxin is primarily eliminated unchanged in the urine, with minimal metabolism in the liver.

Potential for Interactions

Both Soma and Robaxin have the potential to interact with other medications, including opioids, benzodiazepines, and alcohol, which can increase the risk of central nervous system depression and respiratory depression. However, the specific interactions and their severity may vary between the two medications.
Soma pills can interact with 368 medications, resulting in 28 major, 339 moderate, and 1 minor drug interactions. On the other hand, Robaxin can interact with 342 medications, causing 28 major and 314 moderate drug interactions.

Indications and Approved Uses

While both medications are prescribed to alleviate muscle spasms and associated pain, they may be indicated for different types of musculoskeletal conditions or used in different patient populations based on individual needs and medical history.

Prices And Affordability

The FDA has approved both the Soma pill and Robaxin for clinical use, making them eligible for coverage by most Medicare plans and health insurance policies.
For Robaxin 750 mg, a 20-tablet package costs $80, equating to $4.04 per pill. On the other hand, Soma 350mg and 500 mg are priced at $298 for a package containing 400 pills, resulting in a cost of $0.74 per pill when purchased from Onlinepillswww.
It is important to note that the prices of both muscle relaxers can vary depending on factors such as the pharmacy, available discounts, and the size of the pill package. Therefore, individuals may encounter different pricing options based on their specific circumstances and location.

Review And User Rating

Soma pill has a user rating of 9.2 out of 10 on Drugs. The majority of reviewers, 92%, shared positive experiences with the medication, highlighting its efficacy and satisfaction with its effects. Only 5% of reviewers reported negative experiences.
On the other hand, On, Robaxin has an average rating of 6.3 out of 10 based on feedback from 72 reviews. Among these reviews, 54% of users reported positive experiences, indicating satisfaction with the medication’s effectiveness. However, 30% of reviewers expressed negative experiences.

Dosage Regimen Of Both Muscle Relaxers

Ingesting the correct dosage is essential for getting the best benefit from the medication and avoiding side effects.

Soma Dosage Guide

The recommended dose for Soma is 250mg to 350mg three times a day and at bedtime. Carisoprodol tablets should be used for a maximum of 2–3 weeks.
Long-term use should be completely avoided in order to avoid withdrawal symptoms [2].

Robaxin Dosage Guide

The recommended dose for Robaxin is three tablets of 500 mg or two tablets of 750mg four times a day. If any of the doses are missed, you should immediately take the dose as soon as you remember it. If the next dose is approaching, you should skip the dose and continue your normal schedule. You should not double the doses [3].
However, You should consult with your doctor before taking any of the above Muscle Relaxers.

Administration Of Robaxin And Soma

The administration of Robaxin and Soma involves oral ingestion, but there are some differences in dosing regimens and formulations.

Robaxin Intake

  • Oral Tablets: Robaxin is available in oral tablet form, typically in strengths ranging from 500 mg to 750 mg per tablet.
  • Dosage: The usual adult dosage of Robaxin for muscle spasms is 1,500 mg to 2,000 mg orally, four times daily.
  • Duration of Use: Robaxin is generally prescribed for short-term use, typically for up to three weeks. Longer use may be considered under medical supervision.

Soma Pills Intake

  • Oral Tablets: Soma is also available in oral tablet form, typically in strengths of 250 mg or 350 mg, and is recommended for beginners. Whereas Soma 500 mg is recommended for severe body pain.
  • Dosage: The usual adult dosage of Soma for muscle spasms is 250 mg to 500mg orally, three times daily, and at bedtime.
  • Duration of Use: Soma is also prescribed for short-term use, generally for up to two to three weeks. Prolonged use should be avoided.

Both Robaxin and Soma should be taken orally with a full glass of water. Depending on individual preference and tolerance, they can be taken with or without food. It is essential to follow the dosing instructions provided by the healthcare provider and not to exceed the recommended dosage or duration of use without medical supervision.
Additionally, individuals should be cautious when discontinuing these medications, as abrupt discontinuation after prolonged use may lead to withdrawal symptoms. It is important to gradually taper off the medication under the guidance of a healthcare professional to minimize the risk of withdrawal reactions.

Precautionary Measures

Each medication has safety measures to ensure it is safe for you. The measures help determine who should use the medicine and how cautious you should be with other health conditions.
You should consult with your doctor about your conditions to avoid any kind of risk.
The precautionary measures for soma pills and Robaxin are given below.

Precautionary Measures for Robaxin

1. You should inform your doctor about your health condition if you have any kind of liver disease or kidney dysfunction.
2. You must inform your doctor if you are prone to any kind of allergy. The medicine must contain inactive ingredients that might cause severe allergic reactions.
3. The drug is not recommended for people under 16 years of age.
4. The Drug should not be used by people over 65 years of age.
5. You should inform your doctor when you are pregnant. Avoid taking Contraceptives.
6. You should completely avoid the drug during breastfeeding. This might harm your baby.

Precautionary Measures for Soma

1. The drug causes dizziness or drowsiness. You should completely avoid this drug while driving or doing any such activities.
2. Using the drug for a longer period of time leads to physical as well as psychological dependency. Suddenly cutting it off might lead to the occurrence of Withdrawal symptoms.
3. You should speak with your doctor if you have a history of seizures. This might increase the effects at higher doses.
4. The medication might cause serious allergic reactions like Swelling of the face, lips, and tongue, problems in breathing, etc.
5. Avoid drinking alcohol while consuming this medicine.
6. You should inform your doctor if you have serious liver disease.
7. Avoid taking Soma during pregnancy and breastfeeding to ensure the safety of the fetus.
8. The drug must be completely avoided at the time of breastfeeding [1].

Robaxin vs. Soma: Which Is More Effective?

To clearly understand which one is effective or which muscle relaxer to choose, there is a need to specify the pros and cons of both substances.

Soma Pros and Cons

Side Effects are mild to moderate Long-term use of the Drug is not recommended.
Cheaper as compared to Robaxin and affordable Soma has a higher risk of abuse
It works within 30 minutes of intake Use of the drug is unsafe for pregnant and breastfeeding women

It has a longer Action time as compared to Robaxin

It is not recommended for people above 65 years of age or below 17 years of age.
The medicine can be administered 3–4 times a day.
Soma Pill has a higher user review and rating.
It treats a wider range of Pain.

Robaxin Pros and Cons

The onset of action is 30 minutes It has a lesser degree of Action as compared to Soma
A physician might recommend the medicine for long-term use. It is costlier as compared to Soma
It has a lower risk of abuse

It is generally recommended for muscle pain
The chances of withdrawal symptoms are low The user ratings and reviews of Robaxin are low

Our Final Thoughts On Soma Vs. Robaxin Comparision

Soma and Robaxin are muscle relaxants commonly prescribed for short-term relief of skeletomuscular pain. Their therapeutic effects typically start within 30 minutes of ingestion.
Despite belonging to the same drug class, these medications vary in terms of pricing, effectiveness, user satisfaction, and clinical benefits. While Soma may offer a cost-effective option with broader pain-treating capabilities, individuals with a history of substance abuse or susceptibility to dependency may find Robaxin a more suitable choice.
In our assessment, choosing between Soma and Robaxin should involve considerations beyond their shared classification as muscle relaxants, taking into account individual preferences, medical history, and potential risks associated with long-term use. Therefore, consulting with a healthcare professional is paramount in making an informed decision tailored to one’s specific needs and circumstances.

Author’s Note:

The factual descriptions provided above are based on extensive research and knowledge. However, it is important to emphasize that individual medical circumstances may vary, and therefore, consultation with a qualified healthcare professional is strongly recommended before initiating any medication regimen.
While the information presented offers valuable insights into the characteristics and administration of Robaxin and Soma, it is essential to prioritize individual health and well-being. This author’s note serves as a reminder of the importance of seeking professional medical advice and guidance to ensure safe and appropriate treatment decisions tailored to individual needs.


+ Can you take Robaxin and Soma together?

No, it is not suggested to take Robaxin and Soma together because they might result in certain side effects like drowsiness, dizziness, confusion, etc.

+ Are Robaxin and Soma the Same?

Yes, Robaxin and Soma are muscle relaxers that treat muscle injuries or pains.

+ Do Soma and Robaxin require a Prescription?

Yes, both Soma and Robaxin are prescription-based drugs. However, Robaxin is sold as an OTC drug in Canada.

+ Is Soma a good muscle relaxer?

Soma is combined with rest and physical therapy to treat muscle strains and sprains.

+ What muscle relaxer is compared to Soma?

Soma is generally compared with Robaxin, as they are both prescribed for similar indications. Robaxin is used for acute musculoskeletal pain. Similarly, Soma is also prescribed for relieving pain and discomfort associated with musculoskeletal conditions for a shorter period of time.


  1. Robaxin vs. Soma: Which Is The Best Muscle Relaxer? Practical Anxiety Solutions

  2. Soma dosage guide, drugs

  3. Methocarbonal (Oral Route), Mayo Clinic

  4. Carisoprodol, MedlinePlus Drug Information

  5. Robaxin vs. Soma: Differences, similarities, and which is better for you, singlecare?


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