Clinical Trials
2 trialsNCT00756288 2021-12-06
Photo-therapy With a Topical Retinoid Versus Photo-therapy Alone for Actinic Keratoses
Northwestern University
Phase NA Withdrawn
NCT00253617 2013-04-04
Stent Placement With or Without Photodynamic Therapy Using Porfimer Sodium as Palliative Treatment in Treating Patients With Stage III or Stage IV Cholangiocarcinoma That Cannot Be Removed By Surgery
National Cancer Institute (NCI)
Phase 3 Withdrawn