Strongest muscle relaxer

Cyclobenzaprine is a muscle relaxant used in addition to rest and physical therapy to treat muscle pain and discomfort. It's available as an immediate-release (IR) …

Strongest muscle relaxer. Muscle relaxants are widely used to treat these ... For treating back or neck pain from muscle spasms, muscle ... Effectiveness supported by strongest body of ...

Flexeril (cyclobenzaprine) Flexeril, or cyclobenzaprine, is one of the more common muscle relaxers for short-term muscle pain relief. Cyclobenzaprine is taken daily for up to three weeks and is best for muscle spasms, strains, and sprains. This prescription has shown to cause addiction, so cyclobenzaprine should only be taken in short term …

Relaxer; Repair & Strengthen Treatment; Hair Food; Sheen Spray; Moisturising Oil; For Kids; Smoothing & Anti Frizz; Braid & Dreadlock Treatment; Repair & Strengthen Mask; ... Muscle Rub 50g. R 43.99. Delivered in 2 - 4 working days. Add to basket. Add to list. Clicks. Arnica Massage Oil 100ml. R 84.99. Delivered in 2 - 4 working days.Dee Cee Labs Formula 303 Maximum Strength All-Natural Relaxant Tablets, 250 Tablets;.Learn about the types, uses, and side effects of muscle relaxers, or muscle relaxants, which are medications to treat muscle spasms or spasticity. Find out the list of 17 prescription drugs, including antispasmodics and antispastics, and their brand names, forms, and availability. Also, discover off-label options, OTC options, and cannabis for muscle relaxation.Which Muscle Relaxer Is the Strongest? Try Interventional Pain Management Therapies Instead! For most people, the solution for muscle pain is …Strongest Over-the-Counter Muscle Relaxer Muscle pain can be really frustrating and distracting and throw a wrench into your schedule. Tense, aching muscles are a common source of pain. When they strike, you might be tempted to look for relief that offers fast pain relief. Whether you experience back pain, muscle spasms, arthritis, or chronic pain7 of the best muscle rubs, at a glance: Best gel: Biofreeze, Menthol Pain-Relieving Gel, $15. Best ointment: Tiger Balm, Pain Relieving Ointment, $12. Best with natural ingredients: The Feel Good ...Oct 5, 2023 · Flexeril, Amrix (Cyclobenzaprine) Cyclobenzaprine, one of the most commonly prescribed muscle relaxants, is a cyclical antidepressant that reduces muscle hyperactivity. It’s sometimes used off ...

The Strongest Muscle Relaxer: Exploring the Benefits of Metaxalone Muscle relaxers are a class of medications that are used to alleviate muscle spasms and the associated pain and discomfort. There are several different types of muscle relaxers available on the market, each with its own unique set of strengths and weaknesses.Strongest Over The Counter Muscle Relaxer. There are many different types of over-the-counter muscle relaxers available. Some contain active ingredients that are designed to relax muscles, while others use a combination of ingredients to target both pain and inflammation. When choosing an over-the-counter muscle relaxer, it is …Choosing a Skeletal Muscle Relaxant Sharon See, PharmD, BCPS, and regina ginzBurg, PharmD St. John’s University College of Pharmacy and Allied Health Professions, Jamaica, New YorkNov 10, 2021 · Since muscle spasms are typically healed within two to three weeks, a doctor typically will only prescribe a muscle relaxant for acute rather than chronic pain. They are usually not intended for prolonged use. Muscle relaxers treat spasms by inhibiting nerve signals to the brain and spinal cord to stop the spasm-pain message going to the brain. Valium has a black box warning, which is the strongest warning required by the FDA in the United States. Do not take Valium with an opioid. The combination of a benzodiazepine, like Valium with opioid pain medication, can cause profound sedation, slowed breathing, coma, and death. ... Some muscle relaxers cost only $4 with a free …Some people may find that one muscle relaxer is more effective than another, while others may not notice a significant difference. Baclofen is a commonly used muscle relaxer, but it is not necessarily the strongest option available. Which is better: Baclofen or Flexeril? The use of muscle relaxers is compared.A muscle spasm is a muscle spasm that suddenly becomes ... Pain relievers for muscle relaxants are divided ... These drugs have the strongest analgesic effect ...

3. Muscle Relaxants. Muscle relaxants are a type of pain reliever used to relieve back pain caused by muscle tension. They work by relaxing the muscles in the back, which can improve pain and ...May 2, 2019 · Some of the best-proven natural muscle relaxants are essential oils, cayenne pepper, tart cherry juice, heat pads, and relaxing massages. These natural remedies can help reduce tension, inflammation, and stress in muscle tissue. Natural muscle relaxers may help you avoid prescription medication or over-the-counter (OTC) painkillers. Mar 28, 2022 ... Certain ones may also be used as muscle relaxants. The same actions that make these medications valuable within treatment also entice drug ...Rub some chamomile essential oil on your muscles to provide relief, or drink some chamomile tea to relax your mind and body. 7. Peppermint oil. Smelling as good as it feels, peppermint oil is a natural muscle relaxant that can reduce pain in your muscles as well as relieve pain from headaches and aching backs.

Best colleges for swimming.

Muscle relaxers are a group of drugs used to treat musculoskeletal pain, meaning pain involving muscles, bones, joints, and connective tissues like ligaments and tendons. Muscle relaxers are sometimes prescribed to people with osteoarthritis ("wear-and-tear" arthritis) as well as those with lower back pain, neck pain, and other …Cyclobenzaprine belongs to a class of drugs known as muscle relaxants. 2. Upsides. Relieves muscle spasms associated with acute, painful, musculoskeletal conditions. Improves pain, tenderness, and range of motion associated with muscle spasms and increases a person's ability to perform their day-to-day activities. Anyway, he said that he thought that the best muscle relaxer was Valium (Valium is the Brand name and diazepam is the generic brand name of Valium. These are Benzodiazepines ). He then added that his second choice of a muscle relaxer would be Soma. After these two meds (i.e. Valium and Soma); then he would prescribe, Robaxibm, Skelaxin or ... This PMR (progressive muscle relaxation) technique will help you release tension, relieve anxiety, manage panic attacks, or insomnia. It is good for everyone...

Comparison of Skelaxin, Flexeril and Soma. This review investigates the efficacy, side effects, and safety of three commonly prescribed skeletal muscle relaxants metaxalone (Skelaxin), cyclobenzaprine (Flexeril), and carisoprodol (Soma). Muscle relaxants are not really a class of drugs, but rather a group of different medications that produce ...Dec 9, 2020 · Sombra Warm Therapy is the best gel-based muscle relaxer on the market. It uses menthol and camphor, two time-tested herbal extracts for soothing muscle pain and soreness. On top of that, it fights inflammation with aloe vera and green tea extract. If you need targeted muscle relaxing effects, it’s your best option. 4. The best prescription muscle relaxants are baclofen, carisoprodol, methocarbamol, tizanidine, dantrolene, cyclobenzaprine, orphenadrine, chlorzoxazone, and metaxalone. Naproxen (Aleve) is one of the strongest OTC medications for muscle pain, cramps, and spasms. One skeletal muscle relaxant may not be better than the others, but it depends on ...Fatigue or weakness. Dizziness. Dry mouth. Depression. Decreased blood pressure. You shouldn’t drink alcohol while taking muscle relaxants. These medications make it hard to think and function ...Strongest Muscle Relative to its Power: Heart. According to some experts, the heart is the strongest muscle, because it works without stopping, irrespective of the stress or trauma the body endures. The heart …Sep 18, 2023 · The muscle relaxant indication is for people with multiple sclerosis who have tried other muscle relaxants which are not working. In most cases it is given as a four-week trial to see if it helps with symptoms, and can be continued if the symptoms have improved by at least 20%, using a numerical rating scale. Aug 23, 2023 · Flexeril is a muscle relaxant. It works by blocking nerve impulses (or pain sensations) that are sent to your brain. Flexeril is used together with rest and physical therapy to treat skeletal muscle conditions such as pain, injury, or spasms. Flexeril may also be used for purposes not listed in this medication guide. Warnings Apr 19, 2017 · Comparison of Skelaxin, Flexeril and Soma. This review investigates the efficacy, side effects, and safety of three commonly prescribed skeletal muscle relaxants metaxalone (Skelaxin), cyclobenzaprine (Flexeril), and carisoprodol (Soma). Muscle relaxants are not really a class of drugs, but rather a group of different medications that produce ... Ibuprofen (Advil, Motrin), aspirin/citric acid/sodium bicarbonate (Alka-Seltzer), naproxen (Aleve), acetaminophen (Tylenol), and aspirin are some of the top-rated over-the-counter (OTC) pain relief medications. OTC anti-inflammatory medications such as ibuprofen and naproxen are especially effective for some types of pain caused by …12 effective natural muscle relaxers Massage and movement: A simple massage helps to stimulate blood circulation to an area affected by muscle pain or spasms, speeding up the healing process.

Prescription muscle relaxers have many side effects associated with their use. These include: Drowsiness. Dizziness. Dry Mouth. Weakness. Depression. There are products available over the counter, which may help relieve muscle symptoms. These products may have fewer adverse effects than prescription muscle relaxants.

Traditional muscle relaxants, such as cyclobenzaprine, are not available over the counter. An over-the-counter non-steroidal anti-inflammatory drug, such as ibuprofen, is often suf...Muscle relaxers are typically taken orally, "to relieve pain, spasm and stiffness of skeletal muscles by depressing the central nervous system ," explains Christopher Gharibo, MD, director of pain ...Cyclobenzaprine belongs to a class of drugs known as muscle relaxants. 2. Upsides. Relieves muscle spasms associated with acute, painful, musculoskeletal conditions. Improves pain, tenderness, and range of motion associated with muscle spasms and increases a person's ability to perform their day-to-day activities.You can use rosemary both to ease headaches and soothe muscle pain and soreness. The herb has been known to can help with arthritis and rheumatism as well. To use rosemary, you may choose several methods. First of all, you can drink rosemary as a tea. Add 1 teaspoon of dried rosemary to a cup of hot water.Ibuprofen is sold under the brand names Advil and Motrin. It's one of the most widely-used nonsteroidal anti-inflammatory drugs (NSAIDs) available. NSAIDs reduce pain and inflammation, so they’re …Familial restrictive cardiomyopathy is a genetic form of heart disease. Explore symptoms, inheritance, genetics of this condition. Familial restrictive cardiomyopathy is a genetic ...Which muscle relaxer is the strongest? According to systematic reviews, almost all muscle relaxers are comparable in effectiveness. Cyclobenzaprine and tizanidine may be more sedating. However, cyclobenzaprine is one of the most studied muscle relaxers with strong evidence for its effectiveness. Sharing optionsApr 19, 2017 · Comparison of Skelaxin, Flexeril and Soma. This review investigates the efficacy, side effects, and safety of three commonly prescribed skeletal muscle relaxants metaxalone (Skelaxin), cyclobenzaprine (Flexeril), and carisoprodol (Soma). Muscle relaxants are not really a class of drugs, but rather a group of different medications that produce ... May 2, 2019 · Some of the best-proven natural muscle relaxants are essential oils, cayenne pepper, tart cherry juice, heat pads, and relaxing massages. These natural remedies can help reduce tension, inflammation, and stress in muscle tissue. Natural muscle relaxers may help you avoid prescription medication or over-the-counter (OTC) painkillers. What is the strongest muscle relaxer medication? There are many different muscle relaxer medications available on the market. Some of the more common ones include diphenhydramine, mexiletine, and prazosin. Each of these medications have their own strengths and weaknesses. To determine which one is the strongest muscle …

Christiana mall active shooter.

Gordon ramsay prime rib steak recipe.

A number of medications — like muscle relaxants — are available to help relieve painful muscle spasms. Baclofen is a go-to choice for muscle spasms from brain injury or nerve damage. Cyclobenzaprine is a moderately effective option for muscle spasms due to muscle or bone problems. But these medications both have potentially serious side ...Here are 14 natural and herbal muscle relaxers that can help to alleviate discomfort. Chamomile . Chamomile is an ancient herb that is used to treat muscle spasms. It contains 36 flavonoids which show anti-inflammatory properties. ... Blueberries also have powerful antioxidant properties that have been shown to decrease oxidative stress and ...Choosing the strongest OTC muscle relaxer involves more than just reaching for the most popular brand on the shelf. It requires an understanding of the nature of your muscle pain, any underlying ...Camphor. Capsaicin. Cannabidiol (CBD) Curcumin. Comfrey. Menthol. Magnesium, a mineral found in foods like leafy green vegetables, seeds, and nuts, has also been studied for its effects on the muscles. Highlights about using these and other supplements for muscle spasms, tightness, and pain follow.Learn about the types, uses, and side effects of muscle relaxers, prescription medications that help reduce muscle spasms and tension. Find out when to use muscle relaxers for low back pain, neck pain, or other …Initial dose: 15 mg orally once a day. May increase to 30 mg orally based on individual patient response. Duration of therapy: Up to 3 weeks. Comments: Duration of therapy should be limited to 2 to 3 weeks. Response is measured by relief of muscle spasm and its associated signs and symptoms, namely pain, tenderness, and limitation of motion.Feb 26, 2024 · For chronic muscle and joint pain, effective therapies include rest, ice and heat, anti-inflammatory medications, and time. Usually, the pain calms down and you feel better. However, muscle and joints may be only part of the picture. For instance, pain can be coming primarily from irritated nerves, along with the injured and inflamed muscle or ... Carisoprodol, for example, is a type of muscle relaxer that comes with a relatively high risk of addiction because of its strong relaxing effect. Some of these drugs have a tranquilizing effect that makes you feel calm when you use them. All of these factors go into the decision your doctor makes when prescribing muscle relaxers. Even if you ... Anyway, he said that he thought that the best muscle relaxer was Valium (Valium is the Brand name and diazepam is the generic brand name of Valium. These are Benzodiazepines ). He then added that his second choice of a muscle relaxer would be Soma. After these two meds (i.e. Valium and Soma); then he would prescribe, Robaxibm, Skelaxin or ... Tizanidine is used to treat spasticity by temporarily relaxing muscle tone. Tizanidine may also be used for purposes not listed in this medication guide. Warnings. Tizanidine is a short-acting medication that should be taken only for daily activities that require relief from muscle spasticity.May 24, 2018 ... There are many potential muscle relaxants that can be used for TMJ. Two of the most common are cyclobenzaprine (Amrix and Fexmid) and diazepam ( ... ….

Choosing a Skeletal Muscle Relaxant Sharon See, PharmD, BCPS, and regina ginzBurg, PharmD St. John’s University College of Pharmacy and Allied Health Professions, Jamaica, New York Only three muscle relaxants - baclofen, dantrolene, and tizanidine are FDA approved to treat spasticity; however, six ( carisoprodol, chlorzoxazone, cyclobenzaprine, metaxalone, methocarbamol, and orphenadrine) are approved to treat muscle spasm. Botulinum toxin is only approved to treat spasticity in certain muscle groups of the upper and ...Cyclobenzaprine. Cyclobenzaprine is available as Amrix and in generic form. Flexeril is a discontinued brand name of the drug. Like other types of muscle relaxers, cyclobenzaprine may cause dizziness or drowsiness, so you shouldn't drive, lift heavy objects, or do vigorous exercise while under its influence.Keeping your home clean and tidy is an essential aspect of maintaining a healthy living environment. One tool that has become increasingly popular in recent years is the hand-held ...Mar 12, 2024 · The best prescription muscle relaxants are baclofen, carisoprodol, methocarbamol, tizanidine, dantrolene, cyclobenzaprine, orphenadrine, chlorzoxazone, and metaxalone. Naproxen (Aleve) is one of the strongest OTC medications for muscle pain, cramps, and spasms. One skeletal muscle relaxant may not be better than the others, but it depends on ... Muscle relaxers are used to alleviate muscle spasms caused by spinal trauma. Damage to muscle tissue from an injury or strain, such as lifting a heavy object or twisting in an awkward position, can cause muscle spasms as a natural form of protection. The body responds to the injury by sending signals to contract the muscles in order to prevent ...Soma (carisoprodol) as low as. $10. View other Muscle Relaxants. Carisoprodol (Soma) is an inexpensive drug used to treat pain and stiffness in muscles caused by strains, sprains, or other injury. It is slightly more popular than comparable drugs. It is available in generic and brand versions.Cyclobenzaprine is a muscle relaxant. It works by blocking nerve impulses (or pain sensations) that are sent to your brain. Cyclobenzaprine is used together with rest and physical therapy to treat skeletal muscle conditions such as pain or injury. Cyclobenzaprine may also be used for purposes not listed in this medication guide. WarningsTurmeric ginger tea is a natural muscle relaxer, which can be easily made at home. [9] [10] Cinnamon. Sri Lankan cinnamon ranks high as a powerful anti-inflammatory agent in a list of 115 foods tested, according to a study. Strongest muscle relaxer, Best Cold Therapy: Biofreeze Pain Relief Gel at Amazon ($12) Jump to Review. Best Hot Therapy: Sombra Warm Therapy Natural Pain Relieving Gel at Amazon ($46) Jump to Review. Best Hot & Cold Therapy: Icy Hot Extra Strength Pain Relieving Cream at Amazon ($10) Jump to Review., Mar 21, 2024 · Tizanidine is a short-acting muscle relaxer. It works by blocking nerve impulses (pain sensations) that are sent to your brain. Tizanidine is used to treat spasticity by temporarily relaxing muscle tone. Tizanidine may also be used for purposes not listed in this medication guide. Warnings , Summary. Baclofen is an antispastic drug used to treat chronic pain related to muscle spasticity and is delivered through an oral tablet or an intrathecal pump. Research supports the use of baclofen in patients with multiple sclerosis, spinal cord injury, or brain injury, but not nearly as strongly in cases of back pain., How Long for Muscle Relaxers Work . Any person suffering from a muscle strain or muscle spasm will want to know how long till muscle relaxers work as much as knowing which muscle relaxer is the strongest. An effective muscle relaxant drug like Flexeril will take 20 to 30 minutes before it starts to provide you with relief. , Cyclobenzaprine. Cyclobenzaprine is available as Amrix and in generic form. Flexeril is a discontinued brand name of the drug. Like other types of muscle relaxers, cyclobenzaprine may cause dizziness or drowsiness, so you shouldn't drive, lift heavy objects, or do vigorous exercise while under its influence., 3. Formula 303. Formula 303 is a natural muscle relaxant that’s often prescribed by chiropractors and several other natural health medical professionals. Despite the name sounding like a prescription drug, Formula 303 only contains 3 natural ingredients: valerian root, passion flower, and magnesium carbonate., Fatigue or weakness. Dizziness. Dry mouth. Depression. Decreased blood pressure. You shouldn’t drink alcohol while taking muscle relaxants. These medications make it hard to think and function ..., August 27, 2022 by Hubert Drew. Spread the love. The usual dose to treat muscle spasms in dogs and cats is 20 to 30 mg per lb every 8 to 12 hours on the first day, then 10 to 30 mg per pound every 8 to 12 hours. Contents show., For relaxing stiff muscles: For oral dosage form (extended-release capsules): Adults—15 milligrams (mg) once a day. Some patients may need 30 mg (one 30 mg capsule or two 15 mg capsules) per day. Children—Use and dose must be determined by your doctor . For oral dosage form (tablets): Adults and children 15 years of age and older—10 ..., Jan 26, 2024 ... The combination of CBD oil or hemp extract and massage therapy creates a potent natural muscle relaxer for dogs, humans, and other animals under ..., An older source notes that muscle relaxers are available in two classes: antispasmodics and antispastics. Antispasmodics There are two types of antispasmodics: benzodiazepines and nonbenzodiazepines., Baclofen is a muscle relaxant and antispastic used for treating spasm of skeletal muscles, muscle clonus, rigidity, and pain caused by multiple sclerosis., Key Takeaways. The best prescription muscle relaxants are baclofen, carisoprodol, methocarbamol, tizanidine, dantrolene, cyclobenzaprine, orphenadrine, chlorzoxazone, and metaxalone. …, Tizanidine is the generic form of the brand-name medication Zanaflex. It is a muscle relaxant used to treat muscle spasms and reduce pain by blocking pain ..., May 18, 2022 ... The common ones include nonsteroidal anti-inflammatory drugs (NSAIDs), opioids, muscle relaxants, and antidepressants. ... Muscle relaxants., Muscle relaxers are a group of drugs used to treat musculoskeletal pain, meaning pain involving muscles, bones, joints, and connective tissues like ligaments and tendons. Muscle relaxers are sometimes prescribed to people with osteoarthritis ("wear-and-tear" arthritis) as well as those with lower back pain, neck pain, and other …, When determining which muscle relaxer is the strongest, you’re actually determining which has the strongest impact on your brain. These drugs feature drowsiness as a welcome side effect. This helps patients get into a state of rest or sleep easier. Doctors prescribe muscle relaxants for a few days or a couple of weeks until the acute pain ..., A number of medications — like muscle relaxants — are available to help relieve painful muscle spasms. Baclofen is a go-to choice for muscle spasms from brain injury or nerve damage. Cyclobenzaprine is a moderately effective option for muscle spasms due to muscle or bone problems. But these medications both have potentially serious side ..., Cyclobenzaprine and Zanaflex (tizanidine) are muscle relaxants used to relieve muscle spasms associated with painful muscle and skeletal conditions. Cyclobenzaprine is used short-term relief of muscle spasms, while Zanaflex is used for the treatment and management of skeletal muscle spasticity due to chronic conditions such as multiple …, Learn about the best muscle relaxers for back and neck pain, spasms, arthritis, injury, and more. Compare prescription, OTC, and natural options based on their effectiveness, side effects, and warnings. Find out how to choose the right muscle relaxer for your condition and pain level., Apr 11, 2017 · Health data from 2003 to 2004 revealed that cyclobenzaprine (Amrix, Fexmid, others), carisoprodol (Soma, others), and metaxalone (Metaxall, Skelaxin, others) accounted for more than 45% of medications prescribed for acute musculoskeletal pain.³. Although skeletal muscle relaxants are recommended for short-term use in the treatment of ... , Nov 10, 2021 · Since muscle spasms are typically healed within two to three weeks, a doctor typically will only prescribe a muscle relaxant for acute rather than chronic pain. They are usually not intended for prolonged use. Muscle relaxers treat spasms by inhibiting nerve signals to the brain and spinal cord to stop the spasm-pain message going to the brain. , Oral medications include: Over-the-counter pain relievers such as acetaminophen, aspirin, or NSAIDs (such as ibuprofen [ Advil, Motrin ], ketoprofen, or naproxen [ Aleve ]) Prescription muscle ..., Methocarbamol (Robaxin) is a muscle relaxer.It's used to treat muscle pain and discomfort, like back pain, in people ages 16 years and older. It works best when used along with non-medication treatments, such as rest and physical therapy.Methocarbamol is taken by mouth, typically 3 or 4 times daily., 1. Chamomile is an ancient herb that’s used to treat a variety of ailments, including muscle spasms. It contains 36 flavonoids, which are compounds that have anti …, Risks. Muscle relaxants can affect overall muscle tone and may be dangerous if muscle tone is needed for safe balance or movement. Taking these drugs with alcohol or opioids/narcotics can enhance these effects and this is particularly dangerous. Many muscle relaxants need to be tapered off slowly, rather than abruptly stopped., Comparison of Skelaxin, Flexeril and Soma. This review investigates the efficacy, side effects, and safety of three commonly prescribed skeletal muscle relaxants metaxalone (Skelaxin), cyclobenzaprine (Flexeril), and carisoprodol (Soma). Muscle relaxants are not really a class of drugs, but rather a group of different medications that produce ..., Cyclobenzaprine is FDA-approved as an adjunct to rest for the treatment of muscle spasms associated with acute, painful musculoskeletal conditions. Cyclobenzaprine is a part of a group of medications referred to as cyclical antidepressants. Cyclobenzaprine is a tricyclic amine salt that works in the central nervous system (CNS) as a depressant …, Baclofen. Brand names: Lioresal, Lyflex. Find out how baclofen relieves muscles spasms and helps manage conditions cerebral palsy, meningitis, motor neurone disease and multiple sclerosis. NHS medicines information on baclofen – what it’s used for, side effects, dosage and who can take it. , Mar 28, 2022 ... Certain ones may also be used as muscle relaxants. The same actions that make these medications valuable within treatment also entice drug ..., What is the strongest muscle relaxer medication? There are many different muscle relaxer medications available on the market. Some of the more common ones include diphenhydramine, mexiletine, and prazosin. Each of these medications have their own strengths and weaknesses. To determine which one is the strongest muscle …, Oral medications include: Over-the-counter pain relievers such as acetaminophen, aspirin, or NSAIDs (such as ibuprofen [ Advil, Motrin ], ketoprofen, or naproxen [ Aleve ]) Prescription muscle ..., Muscle relaxants. Although muscle relaxants are sometimes prescribed for acute back pain, their overall benefit is still inconclusive, according to a 2021 research review. Muscle relaxants work by ...