These are medical drugs often used by patients with ALS or MND.

Medical and Medicine Terms

headache secondary

Includes headaches that result from other medical conditions. These may also be referred to as traction headaches or inflammatory headaches.

headache primary

Includes tension (muscular contraction), vascular (migraine), and cluster headaches not caused by other underlying medical conditions.


A cluster of nerve cell bodies.


Walking with a series of quick, small, shuffling steps as if hurrying forward to keep balance.


Small, involuntary, irregular, visible contractions of individual muscle fibers. Often seen in the legs, arms and shoulders of PALS. This is often described by people with ALS as "persistent rolling beneath the skin."

extrapyramidal system

The nerve cells, nerve tracts and pathways that connect the cerebral cortex, basal ganglia, thalamus, cerebellum, reticular formation, and spinal neurons. The EPS helps regulate reflex movements such as balance and walking.

exertional dyspnea

A condition characterized by shortness of breath during physical activity.

evoked potentials

A procedure to record the brain's electrical response to visual, auditory and sensory stimuli.


A feeling of well-being or elation; may be drug related.