Spot the remedy.....

A 50 YR OLD WOMAN consults for painful swelling of the throat for about 14 days.

physically lean and thin,with profound debility,great weakness and lose of breath on going upstairs.

the complaints started with fever with chilliness [mild fever] followed by painfull swelling.

there is suffocation and attacks of palpitations.no cough.

She wants to keep feet in cool place.very hungry.

all complaints are better by eating.thirst is marked.

lady is restless,must do something,she cannot keep still must kep in constant motion. impulsive,sometimes wants to kill herself one more symptom fear of people

on examination thyroid is enlarged.

which remedy will you choose for this case.