Table 5.

Exogenous contrast agents with phototherapeutic properties in clinical trials.

Drug	Type of Disease	Clinicaltrials.gov ID	Current Clinical Trials	References
Ranibizumab injection and TTT-ICG based	Choroidal melanoma	NCT00680225	Phase 3	[183]
HPPH	Stage I & II oral cavity squamous cell carcinoma	NCT03090412	Phase 2	[184]
Porfimer sodium	Lung Cancer Metastatic Cancer	NCT00601848	Phase 2	[185]
Vitamin D3	Actinic keratosis	NCT04140292	Phase 2	[186]
Methylene blue/IPL	Verruca vulgaris	NCT04620785	Still not applicable	[182]