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| 1 | Conditions listed in this trial | ||||
| Head and Neck Cancer | |||||
| 2 | Additional conditions recognized in this trial | ||||
| Head and Neck Neoplasms | |||||
| 3 | More general conditions related to this trial | ||||
| Neoplasms | |||||
| Neoplasms by Site | |||||
| 4 | Interventions listed in this trial | ||||
| Gefitinib | |||||
| 5 | More general drug interventions related to this trial | ||||
| Antineoplastic Agents | |||||
| Enzyme Inhibitors | |||||
| Molecular Mechanisms of Pharmacological Action | |||||
| Pharmacologic Actions | |||||
| Protein Kinase Inhibitors | |||||
| Therapeutic Uses | |||||
| 6 | Sponsors listed in this trial | ||||
| AstraZeneca | |||||