Amyotonia (When muscles are incapable of contraction)

Gelsemium

Relaxed muscles, easily fatigued, weakness and trembling through the whole system, muscular relaxaion, loss of power of the extremities, feeling in the knees as if the bones did not fit.

Cocculus

When accompanied with vertigo.

Causticum

This remedy should be tried when Gels, fails. Shortening and hardening of muscles which can be feIt by hand as a hard ridge. Contraction of muscles tendens.