Go back to the NPC that gave you the quest (look in your quest log).
Talk to him again and he should give you the tablets to 'try again'.
PM me in-game if you need help and I, and people from my guild(s) will assist you.
Peace Out
NiaJade
NiaJade - Guild Master of Fearless
(a Tri-Guild)Fearless - GM NiaJade // Fearless★ - GM Saotomi // Fearless☆ - GM Inaloa
Hearts of Lions ~ Souls of Angels
http://PWFearless.com