A Phase II Trial of PG2 in Patients With Advanced Pharyngeal or Laryngeal Squamous Cell Carcinoma Under Concurrent Chemoradiotherapy
Stopped Change study drug dosage form
Conditions
Interventions
- DRUG: Astragalus polysaccharides 500 mg
- DRUG: Placebo
- PROCEDURE: Concurrent chemoradiotherapy with PUL (cisplatin/tegafur plus uracil (UFT)/leucovorin) every 2 weeks
Sponsor
PhytoHealth Corporation