B

bryostatin 1

A macrocyclic lactone isolated from the bryozoan Bugula neritina with antineoplastic activity. Bryostatin-1 binds to and inhibits the cell-signaling enzyme … [Read more...]

BSH

A substance used in a type of radiation therapy called boron neutron capture therapy. BSH is injected into a vein and becomes concentrated in tumor cells. The … [Read more...]

BSI-201

A substance being studied in the treatment of breast cancers caused by mutations (changes) in the BRCA1 and BRCA2 genes. It is also being studied in the … [Read more...]

BTK inhibitor PCI-32765

An orally bioavailable small-molecule inhibitor of Bruton's tyrosine kinase (BTK) with potential antineoplastic activity. BTK inhibitor PCI-32765 binds to and … [Read more...]

buccal mucosa

The inner lining of the cheeks. … [Read more...]

budesonide

A drug used in the treatment of asthma and rhinitis. It is also being studied in the treatment of cancer. Budesonide belongs to the family of drugs called … [Read more...]

budesonide / formoterol fumarate dihydrate inhalation aerosol

An inhalation aerosol formulation containing budesonide and the fumarate dihydrate salt of formoterol with anti-inflammatory and bronchial smooth … [Read more...]

bugbane

An eastern North American perennial herb. A substance obtained from the root of the plant has been used in some cultures to treat a number of medical problems. … [Read more...]

bugwort

An eastern North American perennial herb. A substance obtained from the root of the plant has been used in some cultures to treat a number of medical problems. … [Read more...]

bulk-forming agent

A substance, such as fiber in food, that adds bulk and water to stools so that they can pass more easily through the intestines (lower part of the digestive … [Read more...]