Skip to content


    DEA Class; Rx

    Common Brand Names; 

    • Skeletal Muscle Relaxants

    Orphenadrine citrate and paracetamol, the combined muscle relaxant action of orphenadrine citrate and the analgesic effect of paracetamol provides in-depth relief from pain associated with skeletal muscle spasm. Orphenadrine Citrate is an centrally effective muscle relaxant. It is readily absorbed from the gastro-intestinal tract and is almost completely metabolized. Paracetamol possess analgesic and antipyretic actions.

    It is used to treat tension headaches.

    It is used to relax muscles.

    It is used to ease pain.

    Any condition involving skeletal muscle spasm secondary to

    • Acute trauma
    • Herniated disc
    • Fibrositis characterized by low back pain
    • Muscular strains and pain
    • Sciatica
    • Stiff neck
    • Muscular rheumatism
    • Muscular spasm found in frozen shoulder
    • Arthritis
    • Bursitis
    • Sprains
    • Acute torticollis
    • Contusions
    • Acute traumatic lumbar strain
    • Osteoarthritis
    • Dysmenorrhoea

    Tell all of your health care providers that you take orphenadrine and paracetamol. This includes your doctors, nurses, pharmacists, and dentists.

    Do not take more than what your doctor told you to take. Taking more than you are told may raise your chance of very bad side effects.

    Avoid taking other products that have paracetamol (acetaminophen) in them. Check labels closely. Too much paracetamol (acetaminophen) may cause liver problems.

    Follow the directions exactly. Do not take more paracetamol (acetaminophen) in a day than directed. If you do not know how much paracetamol (acetaminophen) you can take in a day, ask your doctor or pharmacist. Some people may take up to 4,000 mg (milligrams) in a day if told to do so by the doctor. Some people (like people with liver problems and children) should take less paracetamol (acetaminophen). Call your doctor right away if you have taken too much paracetamol (acetaminophen) in a day even if you feel well.

    Avoid driving and doing other tasks or actions that call for you to be alert until you see how orphenadrine and paracetamol affects you.

    Have your blood work checked if you are on orphenadrine and paracetamol for a long time. Talk with your doctor.

    Avoid alcohol or other drugs and natural products that slow your actions.

    If you are 65 or older, use orphenadrine and paracetamol with care. You could have more side effects.

    Do not give to a child younger than 12 years of age.

    All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

    • Upset stomach.
    • Dry mouth.
    • Larger pupils.
    • Feeling tired or weak.
    • Headache.
    • Dizziness.
    • Constipation.
    • Feeling sleepy.

    Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:

    Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.

    Signs of liver problems like dark urine, feeling tired, not hungry, upset stomach or stomach pain, light-colored stools, throwing up, or yellow skin or eyes.

    A fast heartbeat.

    A heartbeat that does not feel normal.

    Change in eyesight, eye pain, or very bad eye irritation.

    Trouble passing urine.

    Adults: One tablet of Sinaxamol Extra twice daily.

    Children: Not recommended

    film-coated tablet 

    • Orphenadrine Citrate B. P…….35 mg, Paracetamol B.P……450 mg


    • Orphenadrine Citrate B. P………..50 mg, Paracetamol B.P……………650 mg