API	Active pharmaceutical ingredient
AUC	Area under the curve
Cmax	Maximum concentration
CQA	Critical quality attribute
CQAs	Critical quality attributes
CsA	Cyclosporine A
DED	Dry eye disease
DLP	Digital light processing
FDA	Food and Drug Administration
FT-IR	Fourier-transform infrared spectroscopy
FTN	Fluorescent tracing nanoparticles
GRADE	Grading of Recommendations Assessment, Development and Evaluation
HAMA	Methacrylate-modified hyaluronic acid
HBC	Hydroxybutyl chitosan
HPLC	High-performance liquid chromatography
ICH	International Council for Harmonisation
IOP	Intraocular pressure
IVIS	In vivo imaging system
LAP	Lithium phenyl-2,4,6-trimethylbenzoylphosphinate
L-PPDS	Latanoprost punctal plug delivery system
N-PPDS	Nepafenac punctal plug delivery system
NMP	N-methyl-2-pyrrolidone
PEG	Polyethylene glycol
PEG 400	Polyethylene glycol 400
PEGDA	Polyethylene glycol diacrylate
PPDS	Punctal plug delivery system
PRISMA	Preferred Reporting Items for Systematic Reviews and Meta-Analyses
PVP	Polyvinylpyrrolidone
QbD	Quality by design
QTPP	Target product quality profile
SEM	Scanning electron microscopy
SFMA	Silk fibroin methacrylate
TEM	Transmission electron microscopy
UV	Ultraviolet