Robaxin
In brief
- In our pharmacy, you can buy Robaxin without a prescription, with delivery across the United Kingdom in 9–21 days and discreet packaging.
- Robaxin (methocarbamol) is used for short‑term relief of acute musculoskeletal pain ; it is a centrally acting muscle relaxant (a carbamate) whose exact mechanism is not fully known but is thought to depress the central nervous system to reduce muscle spasms.
- Usual adult oral dosing: initial 1,500 mg (two 750 mg tablets) four times daily for the first 48–72 hours, then reduced, for example to 750 mg four times daily — adjust down for elderly or organ impairment.
- Forms of administration: oral tablets (750 mg).
- Onset time: oral effects usually begin within about 20–30 minutes; intravenous administration acts within minutes.
- Duration of action: clinical effect typically lasts around 4–6 hours, though this varies with dose and individual factors.
- Alcohol warning: do not consume alcohol while taking Robaxin — alcohol increases drowsiness, sedation and the risk of respiratory depression and falls.
- The most common side effect is drowsiness; other frequent effects include dizziness, headache, nausea and blurred vision.
- Would you like to try Robaxin without a prescription?
Legal status and availability in the UK
Robaxin is a prescription-only medicine (POM) in the UK.
In our online pharmacy, Robaxin is available without a prescription, with discreet delivery to the United Kingdom in 9–21 days.
Basic Robaxin information
- INN (international nonproprietary name): Methocarbamol
- Brand names available in the United Kingdom: Robaxin750
- ATC code: M03BA03
- Forms and dosages: Tablets 750 mg
- Manufacturers in the United Kingdom: Recordati and other licensed suppliers
- Registration status in the United Kingdom: Prescription-only medicine (POM)
- OTC / Rx classification: Prescription-only medicine (POM)
What Robaxin is and how it works
Robaxin (methocarbamol) is a centrally acting muscle relaxant (a carbamate, ATC code M03BA03: M03 muscle relaxants, M03B centrally acting agents, M03BA carbamates) used short-term to relieve muscle spasm associated with acute painful musculoskeletal conditions.
It works centrally to reduce the reflex activity that sustains painful spasms rather than acting directly on muscle fibres. Its exact mechanism is not fully known; it is thought to depress the central nervous system.
Typical uses include acute back spasm, whiplash and muscle spasm after minor injury. The aim is to relieve pain quickly while limiting sedation and promoting early mobilisation with physiotherapy.
Forms and strengths
Robaxin750 is supplied as 750 mg tablets. Store tablets at 15-30°C in the original packaging away from moisture and light, and avoid storing them in bathrooms or other humid areas.
Dosing and administration
The usual adult oral dose begins with an intensive phase for acute muscle spasm: 1500 mg (two 750 mg tablets) four times daily for the first 48-72 hours. After the acute phase the dose is reduced, for example to 750 mg (one tablet) four times daily, as tolerated and as clinically indicated.
Tablets may be taken with or without food. Avoid alcohol and driving until you know how methocarbamol affects you.
| Dose | Frequency | Indication | Route |
|---|---|---|---|
| 1500 mg (2 tablets) | Four times daily (first 48-72 h) | Acute muscle spasm | Oral |
| 750 mg (1 tablet) | Four times daily | Maintenance for spasm | Oral |
Elderly, impaired organ function and children
Elderly patients are more sensitive to sedative effects and fall risk and should start at the lowest feasible dose, titrating slowly with early review. Less sedating agents may be considered for chronic spasm in frail patients.
There is limited formal quantification of accumulation in renal or hepatic impairment, so dose reductions and clinical monitoring are recommended. Children are generally not recommended to receive methocarbamol.
Contraindications and cautions
The absolute contraindication is known hypersensitivity to methocarbamol or carbamate compounds.
Use with caution in patients with seizure disorders, severe renal or hepatic impairment and myasthenia gravis.
Avoid in pregnancy unless clearly necessary, and use caution during lactation because secretion into breast milk is not well characterised. Discuss with your doctor if you are pregnant, planning pregnancy or breastfeeding.
Do not drive or operate machinery until you know how Robaxin affects you, because of sedation, dizziness and blurred vision.
Side effects
Common side effects include drowsiness, dizziness, headache, nausea, blurred vision and gastrointestinal upset. Less common reactions are skin rash and confusion, particularly in older adults.
Seek immediate medical attention for signs of a severe allergic reaction such as facial swelling, extreme drowsiness, seizures or loss of consciousness. Report significant or unexpected side effects via the Yellow Card scheme.
| Symptom | Action |
|---|---|
| Mild drowsiness or dizziness | Reduce activity, avoid driving, contact a pharmacist if persistent |
| Skin rash or facial swelling | Stop the medicine and seek urgent medical review |
| Seizure or extreme drowsiness | Seek emergency care immediately |
Drug interactions
Methocarbamol is a central nervous system depressant and can have additive effects when combined with opioids, benzodiazepines, antipsychotics and other sedating drugs. Alcohol markedly increases sedation and should be avoided.
Use caution with tricyclic antidepressants and other medicines that lower the seizure threshold.
| Drug class | Effect | Counselling point |
|---|---|---|
| Opioids | Increased sedation and respiratory depression risk | Dose reduction and close monitoring may be needed |
| Benzodiazepines | Enhanced CNS depression | Avoid combined use without prescriber review |
| Antiepileptics | Potential effect on seizure threshold | Discuss with the prescriber |
Missed dose and overdose
For a missed dose, take it as soon as remembered unless it is near the next scheduled dose; do not double doses.
In overdose, symptoms may include extreme drowsiness, nausea, seizures and coma. Seek immediate emergency care (999) and bring the medicine packaging.
Alternatives
Clinical evidence supports symptomatic, short-term benefit for muscle spasm when used as an adjunct to rest and physiotherapy. Short courses with early review are recommended, with non-drug measures for longer-term management.
Alternative centrally acting agents include tizanidine, baclofen and orphenadrine, each with different efficacy and safety profiles.
Delivery across the United Kingdom
| City | Region | Delivery time |
|---|---|---|
| London | Greater London | 9–21 days |
| Birmingham | West Midlands | 9–21 days |
| Manchester | Greater Manchester | 9–21 days |
| Leeds | West Yorkshire | 9–21 days |
| Glasgow | Scotland | 9–21 days |
| Edinburgh | Scotland | 9–21 days |
| Bristol | South West England | 9–21 days |
| Newcastle | North East England | 9–21 days |
| Sheffield | South Yorkshire | 9–21 days |
| Cardiff | Wales | 9–21 days |
| Belfast | Northern Ireland | 9–21 days |
| Norwich | East of England | 9–21 days |
| Plymouth | South West England | 9–21 days |
| Southampton | South East England | 9–21 days |
