TABLE 2.

Clinical trials of photodynamic therapy on cancers.

Disease	Clinical trial phase	PSs	Application of nanoparticles	Outcomes	NCT/Ref.
Skin cancer	Phase II	Radachlorin	N.A.	No side effects. Good tolerability	Kochneva et al. (2010)
Barrett’s esophagus	Phase II	Photofrin	N.A.	Good effect. No obvious side effects	Panjehpour et al. (2000)
Glioma	Phase II	Haemetaporphyrin derivative (HpD)	N.A.	Good effect. No obvious side effects	Stylli et al. (2005)
Brain tumor	Phase I	Photofrin	N.A.	Treatment’s safety not confirmed	NCT01682746
Bladder cancer	Phase II	Hexvix	N.A.	Toxicities exist	NCT01303991