Methocarbamol with Acetaminophen (USP) or Paracetamol (INN) - trade names include Robinaxol, Carbafen, Methoxacet, Miyorel, Muscle and Back Pain Relief, Robaxacet, Robaxacet Extra Strength, Robaxifen, Robaxisal Compuesto - is a combined medication containing Methocarbamol (a muscle relaxant from "carbamic acid esters") and Acetaminophen/Paracetamol (an analgesic from "anilides" pharmacological group). This medicine is used to treat muscle spasms and to relieve pain caused by strains, sprains, muscle injuries, including muscle spasms, muscle pain, back pain, body pain, night body pain.

Robinaxol (Acetaminophen, Methocarbamol)

Customers also buy these medications from the same pharmacological classes:

  • Acetaminophen (Tylenol)
  • Acetaminophen, Codeine Phosphate, Methocarbamol (Robaxacet-8)
  • Acetaminophen, Diclofenac Potassium, Methocarbamol (Robinaxol-D)
  • Aluminum Hydroxide, Dexamethasone, Methocarbamol, Phenylbutazone (Vengesic)
  • Aspirin, Codeine Phosphate, Methocarbamol (Robaxisal-C)
  • Aspirin, Methocarbamol (Robaxisal)
  • Baclofen (Lioresal)
  • Carisoprodol (Soma)
  • Cyclobenzaprine (Flexeril)
  • Flavoxate (Urispas)
  • Ibuprofen, Methocarbamol (Robax Gold)
  • Indometacin, Methocarbamol (Reupat)
  • Mebeverine (Colospa)
  • Metaxalone (Skelaxin)
  • Methocarbamol (Robaxin)
  • Milnacipran (Savella)
  • Probenecid (Benemid, Probalan)
  • Tizanidine (Zanaflex)

    Pharmaceutical and medical classifications:

  • Analgesics and antipyretics
  • Centrally acting skeletal muscle relaxants
  • Combined muscle relaxants
  • Muscle relaxants
  • Pain relief drugs

    The Anatomical Therapeutic Chemical (ATC) classification system (developed by the World Health Organization):

  • M - Musculo-skeletal system
  • M03 - Muscle relaxants
  • M03B - Muscle relaxants, centrally acting agents
  • M03BA - Carbamic acid esters
  • M03BA53 - Methocarbamol, combinations excl. psycholeptics

  • N - Nervous system
  • N02 - Analgesics
  • N02B - Other analgesics and antipyretics
  • N02BE - Anilides
  • N02BE51 - Paracetamol, combinations excl. psycholeptics

    Medical conditions for methocarbamol with acetaminophen in the International Statistical Classification of Diseases and Related Health Problems:

  • Dorsalgia - M54
  • Disorders of muscles - M60-M63
  • Other disorders of muscle - M62
  • Other and unspecified soft tissue disorders, not elsewhere classified - M79
  • Pain, unspecified - R52
  • Other and unspecified injuries of abdomen, lower back, pelvis and external genitals - S39
  • Dislocation and sprain of joints and ligaments at ankle, foot and toe level - S93

    Pregnancy category:

  • C - Australia
  • C - United States (Risk cannot be ruled out)

    Forms of active pharmaceutical ingredients (APIs):

  • Methocarbamol Base with Acetaminophen Base

    Chemical, international, and other names of this drug:

  • Methacarbamol
  • Methocarbamole
  • Methocarbamolum
  • Metocarbamol
  • Metocarbamolo
  • Metokarbamol

  • 4-Acetaminophenol
  • Acetaminofen
  • N-Acetyl-p-Aminophenol
  • P-Acetaminophenol
  • Paracetamol
  • Paracetamole
  • Paracetamolo
  • Paracetamolum
  • P-Hydroxyphenolacetamide

    Most known trade names (brands and generics) worldwide:

  • Carbafen - Liferpal MD
  • Extra Strength Muscle and Back Pain Relief - Vita Health Products
  • Extra Strength Tylenol Back Pain - Ortho McNeil Pharmaceuticals
  • Flexinol - Cipla
  • Methoxacet - Ratiopharm, Rougier Pharma
  • Midol Night-Time - Bayer Schering Pharma
  • Miyorel - Sanofi
  • Muscle and Back Pain Relief - Jamp Pharma, PendoPharm, Ratiopharm, Rougier Pharma, Vita Health Products
  • Muscle and Back Pain Relief Extra Strength - Pharmetics, Ratiopharm, Rougier Pharma
  • Robaxacet - Pfizer, Wyeth
  • Robaxacet Extra Strength - Pfizer, Wyeth
  • Robaxifen - Wyeth
  • Robaxisal Compuesto - Pfizer, Ipsen Pharma, Wyeth
  • Robinaxol - Khandelwal Laboratories

    Other medicines used in combinations with acetaminophen and methocarbamol:

  • Codeine
  • Diclofenac
  • Ibuprofen

    References and external sources:

  • Acetaminophen (Paracetamol) main article on Wikipedia:
  • Methocarbamol main article on Wikipedia:
  • Acetaminophen compound on PubChem:
  • Methocarbamol compound on PubChem:
  • Acetaminophen medication on DrugBank:
  • Methocarbamol medicine on DrugBank:
  • Acetaminophen FAQ on MedlinePlus (revised 01/15/2022):
  • Methocarbamol FAQ on MedlinePlus (revised 08/15/2017):
  • Robaxin (Methocarbamol) film-coated tablets drug label on DailyMed (revised 07/2019):
  • Tylenol (Acetaminophen) film-coated tablets drug label on DailyMed (revised 11/2019):
  • Robaxacet (Acetaminophen, Methocarbamol) 400/325 mg caplets package insert from "Back Relief" website:
  • Robaxacet Extra Strength (Acetaminophen, Methocarbamol) 400/500 mg caplets package insert from "Back Relief" website (revised Jan 2020):
  • Robinaxol (Acetaminophen, Methocarbamol) 350/250 mg tablets overview from "1mg" website:
  • Robinaxol (Acetaminophen, Methocarbamol) 350/250 mg tablets on Khandelwal Laboratories manufacturer's website:
  • Robaxacet related products from Pfizer pharmaceutical company:

    Revised: June 2022