Tag Archives: Photo

Photo Dynamic Therapy or Blue-Light Therapy

Photodynamic Therapy (PDT) is the combination of light and light sensitive agents (such as porphyrins) in an oxygen-rich environment. The  treatment uses a drug, called a photosensitizer or photosensitizing agent, and a particular type of light. When photosensitizers are exposed to a specific wavelength of light, they produce a form of oxygen that kills nearby… Read More »