Side Effects :
. an allergic reaction and experience difficulty breathing, swelling, fever
. spontaneous bleeding caused by defects in your blood clotting mechanism
. worse fits
. hallucinations
. difficulty balancing and unsteadiness when standing
. anxiety and agitation
. confusion
. restlessness
. nervousness
. sleepiness
. depression
. weakness
. vertigo
. weight increase
. stomach pain
. diarrhoea
. feeling or being sick
. headache
. being unable to sleep
. swelling of the skin, particularly around the face
. skin rash and itching