Arnica as a topical gel or salve on bruises stimulates white blood cells to break down the trapped blood which is what causes the discoloration of a bruise. It also has antibacterial properties to speed up healing of bruises, sprains. It is safe to take orally in a diluted homeopathic form.
Havering eye surgery doctor suggested that I take arnica , have gotten it how do I take it> and what does arnica do? Surgery in 10 days
Arnica basically is used to heal up internal break down. You can take its drops when you got some wound or suddenly feeling drowning heart or any extreme emotional state.