1.	Surgical Versus Nonoperative Treatment of Metastatic Epidural Spinal Cord Compression Phase: Phase IV Type: Health services research, Supportive care, Treatment Status: Active Age: 18 and over Sponsor: Other Protocol IDs: 1011, NCT00634426
2.	Phase III Randomized Study of Donepezil Hydrochloride in Patients Who Have Undergone Partial- or Whole-Brain Irradiation for Brain Tumors Phase: Phase III Type: Supportive care Status: Active Age: 18 and over Sponsor: NCI Protocol IDs: CCCWFU-91105, WFU 91105, NCT00369785
3.	Phase III Randomized Study of Memantine Hydrochloride in Preventing Cognitive Dysfunction in Patients Undergoing Whole-Brain Radiotherapy for Brain Metastases Secondary to Solid Tumors Phase: Phase III Type: Supportive care, Treatment Status: Active Age: 18 and over Sponsor: NCI Protocol IDs: RTOG-0614, RTOG 0614, NCT00566852
4.	Cognitive Behavioral Therapy With or Without Armodafinil in Treating Cancer Survivors With Insomnia and Fatigue After Chemotherapy Phase: Phase II Type: Supportive care Status: Active Age: 21 to 75 Sponsor: Other Protocol IDs: UPCC 19108, NCT01019187
5.	Trial to Evaluate the Safety of Lovastatin in Individuals With Neurofibromatosis Type I (NF1) Phase: Phase I Type: Supportive care Status: Active Age: 18 to 45 Sponsor: Other Protocol IDs: 05-08-069-01, NCT00352599
6.	Parenteral Hydration in Advanced Cancer Patients Phase: No phase specified Type: Supportive care Status: Active Age: 18 and over Sponsor: NCI, Other Protocol IDs: 2006-0494, R01CA122292-01, NCT00423722
7.	Pilot Study of Donepezil Hydrochloride in Pediatric Patients With Primary Brain Tumors Previously Treated With Cranial Radiotherapy Phase: No phase specified Type: Supportive care Status: Active Age: 8 to 17 Sponsor: NCI Protocol IDs: CCCWFU-91305, CCCWFU-IRB-00000258, CCCWFU 91305, NCT00452868
8.	Assessment and Rehabilitation of Cognitive Impairments in Pediatric Survivors of Cancer Phase: No phase specified Type: Supportive care Status: Active Age: 9 to 16 Sponsor: Other Protocol IDs: PEDSVAR0003, 97817, NCT00490334, PEDSVAR0003, NCT00490334
9.	Chemotherapy-Induced Changes to Cognition and DNA in Breast Cancer Survivors Phase: No phase specified Type: Biomarker/Laboratory analysis, Supportive care Status: Active Age: 50 to 70 Sponsor: Other Protocol IDs: 07-090, NCT00496613
10.	Study to Examine Time-Dependent Neurocognitive Changes in Patients With Breast Cancer Receiving Adjuvant Chemotherapy Phase: No phase specified Type: Supportive care Status: Active Age: 18 and over Sponsor: Other Protocol IDs: 07-130, NCT00550134
11.	Meditation and Cognitive Function in Women With Breast Cancer Phase: No phase specified Type: Supportive care Status: Active Age: 18 and over Sponsor: Other Protocol IDs: 2007-0311, NCT00556218
12.	The Impact of Androgen Ablation Therapy on Cognitive Functioning and Functional Status in Men With Prostate Cancer Age 65 and Older Phase: No phase specified Type: Supportive care Status: Active Age: 65 and over Sponsor: NCI, Other Protocol IDs: 06-084, R03 CA119756-01, NCT00579072
13.	Adjunctive Donepezil Therapy and Genetic Risk Factors of Cognitive Dysfunction in Brain Tumor Survivors Phase: No phase specified Type: Supportive care Status: Active Age: 18 and over Sponsor: Other Protocol IDs: 04-122, NCT00594633
14.	Structural Imaging and Cognitive Functions in Adult Stem Cell Transplant Recipients Treated With Chemotherapy Alone or in Combination With Radiotherapy Phase: No phase specified Type: Supportive care Status: Active Age: 18 to 65 Sponsor: Other Protocol IDs: 06-162, NCT00606216
15.	Study of Cognitive Function in Premenopausal Women Receiving Adjuvant Tamoxifen With or Without Ovarian Function Suppression For Early-Stage Breast Cancer on Clinical Trial IBCSG-2402 Phase: No phase specified Type: Natural history/Epidemiology, Supportive care Status: Active Age: Premenopausal Sponsor: NCI Protocol IDs: IBCSG-24-02-ANZ0701, IBCSG 24-02 ANZ 0701, ANZ0701, CALGB-IBCSG-24-02-ANZ0701, NCT00659373
16.	Cognitive-Behavioral Therapy for Chronic Insomnia After Breast Cancer Treatment Phase: No phase specified Type: Supportive care Status: Active Age: 21 to 65 Sponsor: NINR Protocol IDs: 07-0924, 5K23NR010587-02, NCT00672217
17.	A Multi-modality Imaging Assessment of Chemobrain Phase: No phase specified Type: Supportive care Status: Active Age: 18 to 65 Sponsor: Other Protocol IDs: HCI #21946, NCT00708045
18.	Pilot Study of the Physiology of Chemotherapy-Induced Fatigue and Cognitive Dysfunction in Women Who Have Undergone Surgery for Stage I-III Breast Cancer and Healthy Age-Matched Volunteers Phase: No phase specified Type: Natural history/Epidemiology, Supportive care Status: Active Age: Women Sponsor: NCI Protocol IDs: CASE-7107, CASE7107, CASE-7107-CC400, NCT00909662
19.	Longitudinal Study of Symptoms in Colorectal Cancer Phase: No phase specified Type: Supportive care Status: Active Age: 18 and over Sponsor: Other Protocol IDs: 2007-0637, NCT00777192
20.	Risk of Psychopathology and Neurocognitive Impairment in Leukemia Survivors Phase: No phase specified Type: Natural history/Epidemiology, Supportive care Status: Active Age: 8 and over Sponsor: NCI, Other Protocol IDs: NEULS, NCT01014195
21.	Longitudinal Impact of Adjuvant Chemotherapy on Functional Status, Comorbidity and Quality of Life Phase: No phase specified Type: Natural history/Epidemiology, Supportive care Status: Active Age: 18 and over Sponsor: Other Protocol IDs: 08242, NCT01030250