5th February 2024

A 38-year-old lady has tiredness, tingling in her limbs, muscle spasms

A 38-year-old lady has tiredness, tingling in her limbs, muscle spasms, coordination difficulties and chronic pain. She also has episodes of unilateral visual loss and painful eye movements.

She is being reviewed regularly in the neurology clinic and has recently commenced treatment on a cytokine medication.

Which of the following best describes the mechanism of action of interferon beta-1a?

Select the SINGLE most appropriate option from the list below. Select ONE option only.