Investigated for use/treatment in contraception, HIV infection, and prevention of stdis.

Investigated for use/treatment in atherosclerosis, coronary artery disease, diabetes mellitus type 2, and in-stent restenosis.

Investigated for use/treatment in genital herpes, HIV infection, hepatitis (viral, B), influenza, malaria, melanoma, and viral infection.

Investigated for use/treatment in herpes labialis infections (cold sores).

Investigated for use/treatment in asthma and parkinson's disease.

Investigated for use/treatment in gastroesophageal reflux disease (GERD).

Investigated for use/treatment in hepatitis (viral, B).

Investigated for use/treatment in prostate cancer and solid tumors.

Investigated for use/treatment in congestive heart failure, hypertension, and pulmonary hypertension.

Investigated for use/treatment in hepatitis (viral, C), liver disease, and transplantation (organ or tissue).

Investigated for use/treatment in pain (acute or chronic).

Investigated for use/treatment in atopic dermatitis.

Investigated for use/treatment in cancer/tumors (unspecified).

Investigated for use/treatment in pain (acute or chronic) and rheumatoid arthritis.

Investigated for use/treatment in acquired immune deficiency syndrome (AIDS) and aids-related infections and HIV infection.

Investigated for use/treatment in breast cancer.

Investigated for use/treatment in crohn's disease, inflammatory bowel disease, kidney cancer, leukemia (lymphoid), and prostate cancer.

Investigated for use/treatment in hyperlipidemia.

Investigated for use/treatment in tobacco dependence.

Investigated for use/treatment in adverse effects (chemotherapy), anxiety disorders, depression, and gastrointestinal diseases and disorders (miscellaneous).