Term	Full Form
Cryo FEG SEM	Cryo Field Emission Gun Scanning Electron Microscopy
Cryo HR TEM	Cryo High-Resolution Transmission Electron Microscopy
DL	Drug loading
EE	Entrapment Efficiency
HPLC	High-Performance Liquid Chromatography
LNG	Levonorgestrel
LP	Liposomes
MNP	Microneedle Array Patch
PDA	Photodiode array
PS	Particle size