Emergency Care

The draught is in the burning hut right next to Liao, in a small treasure chest on a table just to your left as you enter. Don't go running all the way back up the hill to search the buildings there like I did.

I just discovered you can heal him by using your bandages from First Aid.

Two Empires Quest Tree From Whiterock

Barrels of Fun{H}* Pandaren Prisoners{H}* The Ordo Warbringer{A2,H1,H2}*
                \      |        ┌─────────┘
                S)Cho's Missive{H}
                +)Path Less Traveled
                /      |           └─────┐
a)Resupplying One Keg a)Instant Courage a)They Stole My Luck!
                \      |                 |
                b)Comin' Round the Mountain
                b)One Traveler's Misfortune
                b)Seeker's Folly
                /               \
d)It Was Almost Alive           c)The Tongue of Ba-Shon
f)The Tomb of Shadows           d)Staying Connected
g)Breaking the Emperor's Shield d)An End to Everything
h)Stealing Their Thunder King
h)Lessons from History
h)Chasing the Storm
i)Fisherman's Tale────────────┬─>j)Make A Fighter Out of Me
 |  |    |                    |                 |
 |  |   i)It Takes A Village j)Handle With Care |
 |  |                       \ |                 |
 | j)What's Yours Is Mine──>k)Enemies At Our Door
 |                          k)Revelations
S)Checking In               l)Prophet Khar'zul
+)Emergency Care
 |        \    └───────────────┐
m)Justice m)The Scent of Life n)By the Falls, For the Fallen
 |        /           ┌────────┘
o)Preparing the Remains
p)A Funeral

Legend:
S means Skippable
+ means Can start anytime, prequests not needed.
{H} means Quest Have Horde Variant, click {H} for it.
* means another Quest Tree.