Wisconsin Ginseng for Decreasing Cancer Related Fatigue

Inclusion Criteria:

* Age ≥ 18 years
* Has received or is receiving treatment for a solid-organ malignancy (not hematologic)
* History of cancer-related fatigue as defined by an average score ≥ 4 over the past 30 days on the numeric analogue scale. Patients can answer questions orally rather than completing worksheet
* Baseline control of insomnia: Insomnia ≤ 4 on Linear Analogue Scale. Patients can answer questions orally rather than completing worksheet
* Baseline control of pain: Pain ≤ 4 on Linear Analogue Scale. Patients can answer questions orally rather than completing worksheet
* Life expectancy ≥ 6 months
* Eastern Cooperative Oncology Group (ECOG) performance status (PS) 0, 1 or 2
* Hemoglobin ≥ 10.0 g/dL (patients must not have been transfused in the preceding 90 days to meet this criterion) (≤ 180 days prior to registration)
* Alanine aminotransferase (ALT) or aspartate transaminase (AST) ≤ 3 x upper limit normal (ULN) (≤ 180 days prior to registration)
* Creatinine ≤ 1.5 x ULN (≤ 180 days prior to registration)
* No clinical suspicion of hypothyroidism within 180 days prior to registration \[if clinical suspicion of hypothyroidism exists, a documented thyroid stimulating hormone (TSH) \< 5 milli-international units per liter (mIU/L) is required\]
* Negative pregnancy test done ≤ 7 days prior to registration, for persons of childbearing potential only
* Ability to complete questionnaire(s) by themselves or with assistance
* Provide informed consent

Exclusion Criteria:

* Any known hypersensitivity to ginseng
* Currently using any other pharmacologic agents to specifically treat fatigue including psychostimulants or antidepressants. Note: Antidepressants used to treat items other than fatigue (such as hot flashes or depression) are allowed if the patient has been on a stable dose for ≥ 30 days and plan to continue such for 8 weeks. Exercise is allowed
* Psychiatric disorder such as poorly controlled depression, manic depressive disorder, obsessive compulsive disorder, or schizophrenia (defined per medical history)
* Use of erythropoietic agents ≤ 6 months
* Uncontrolled hypertension on more than three occasions (diastolic blood pressure ≥ 100, systolic ≥ 160) measured ≤ 180 days prior to randomization
* Surgery that required general anesthetic ≤ 30 days prior to randomization
* Malnutrition, active infection, severe depression, or significant pulmonary disease and cardiovascular disease (as determined by the attending clinician), as they could impact fatigue
* Use of any over the counter herbal/dietary supplement marketed for fatigue or energy (for example, products containing any type of ginseng, Rhodiola rosea, guarana, or anything called an "adaptogen")
* Currently using an antidiabetic drug, warfarin or monamine oxide inhibitor
* Treating provider anticipates a change to the anti-cancer treatment program in the next 8 weeks (i.e., the intervention period)