BBB	blood brain barrier
BRB	blood retinal barrier
CNS CoA	central nervous system coenzyme A
COX	cyclooxygenase
CSF	synovial fluid
DXI	dexibuprofen
HEC	hydroxyethyl cellulose
HPC	hydroxypropyl cellulose
HPβCD	hydroxypropyl-β- cyclodextrin
HPMC	hydroxypropylmethyl cellulose
MDD	maximum daily dose (MDD)
NSAIDs	Nonsteroidal anti-inflammatory drugs
PAA	polyacrylic acid
PVA	polyvinyl alcohol
RGCs	retinal ganglion cells
RPE	Retinal pigment epithelium
SB	stratum basale
SC	stratum corneum
SG	stratum granulosum
SS	stratum spinosum
NaCMC	sodium carboxymethylcellulose