Photodynamic therapy with benzoporphyrin derivative data

The Vancouver company reported Phase I/II data from 17 patients, saying that more than half had sustained improvement over the three-month trial.

As presented at the meeting of the International Photodynamic Association in Florida, length of remission varied from 10 to 100 percent within four weeks. Doses tested were 0.15 and 2.0 mg/kg, followed three hours later by exposure to three different doses of non-thermal laser light. ...