Rhododendron is widely used remedy in Rheumatism. In support of the doctrine of signature, CLARKE says, “Growing among the fogs and storms of the Siberian mountains, its provings show that it produces sensitiveness to storms and weather changes, and this gives the grand keynotes of its use in medicine”.The Rhododentron patients are nervous and chilly who dread a storm. It has a limited sphere of action on fibrous tissues, particularly on big joints and the vertebral column.,pleura and synovial membranes also come under its action.The patients are predominantly psoric with and Rheumatic and Gouty diathesis

Key Note Features;
· Dread of storm, complaints aggravated before the storm, especially an electric storm.
· Rheumatic swelling of joint with migratory, wondering from joint to joint and from limb to limb, chronic rheumatism of small joint, rheumatic gout and gouty inflammation of great toe, drawing and tearing pain, pain aggravate in damp cold and ameliorated from motion.
· Neuralgia, toothache, facial neuralgia, worse before and during thunderstorm, worse during rest, wandering pain.
· Orchitis with much swelling of the testicles & crushing pain from cold, sitting on a cold stone, after gonorrhoea with atrophy,induration of testicles,Hydrocele.
· Cannot get asleep or remain asleep unless legs are crossed.

Rhododendran can be remembered as:-
R-Rheumatic diathesis
H-Hydrocele
O-orchitis
D-Dread of storm
O-Orbital Neuralgia
D-dried leaves(preparation)
E-Epididymitis
N-Night aggravation
D-Diathesis(gouty),damp weather aggravation
R-Rose bay (common name)
O-Oppression of chest
N-Nervous Temperament

GENERAL MODALITIES
Aggravation : Stormy, windy weather, electrical changes in the atmosphere, on Approaches of thunderstorm, symptoms reappear with rough weather.
Amelioration : Better from wrapping the head warmly, dry heat and exercise.