Table 2 Multiple stimuli-sensitive drug delivery.

Temperature/pH

PNIPAm/MAA

Vitamin B₁₂

[82]

PNIPAm/AA

Isoniazid

[6]

PNIPAm/AAm/VP

Naltrexone

[94]

Light/pH or light/temperature

Polyacrylamide/Salicylideneaniline

None reported

[101]

PSS/PAH/Au

FITC-dextran

[58]

Magnetic/temperature or magnetic/pH

PEO/PPO/PEO/Fe₂O₃

Ibuprofen and Eosin Y

[102]

PNIPAm/γ-Fe₂O₃/SiO₂

None reported

[105]

MPEG-b-PDEAEMA-b-PGMA, MPEG-b-PDMAEMA-b-PGMA, PDEAEMA-b-PGMA and MPEG-b-PGMA/Fe₃O₄

Chlorambucil and indomethacin

[109]