Mephenesin is a muscle relaxant.

Pronunciation: me-FEN-e-seen

What are mephensin’s uses?

Mephenesin is a centrally-acting muscle relaxant that has an effect on the central nervous system. It helps relieve painful muscle spasms.

What dosage should you take?

Mephenesin tablets are commonly taken by adults as one or two tablets three times daily. It is not recommended for children younger than 12.

Discuss the correct dosage with your Clicks pharmacist first. 

What special precautions should you take?

  • During pregnancy or if you’re breastfeeding do not take mephenesin.
  • Do not drink alcohol if you’re taking mephenesin.
  • It may cause drowsiness, so do not drive a car or operate machinery while taking this medication.
  • Those who have a history of drug abuse or dependence should not take mephenesin.

Mephenesin should be avoided if you suffer from the following conditions:

  • Porphyria (a group of rare genetic disorders that affect mainly the skin or nervous system)
  • Impaired liver function
  • Impaired kidney function

What drug interactions could you experience?

To avoid adverse drug interactions, always inform your doctor or Clicks pharmacist what prescription and non-prescription medications, vitamins, nutritional supplements and herbal products you are taking or planning to take.

What are mephenesin’s side effects?

Side effects could include:

  • Drowsiness
  • Weakness
  • Loss of appetite
  • Nausea
  • Vomiting

This is not a complete list of side effects. It’s essential that you call your doctor immediately should you notice any severe or odd side effects, including if you suspect an overdose.

The accuracy of this information was checked and approved by Clicks' pharmacist Waheed Abdurahman in April 2015