Glossary beginning with B

Click one of the letters above to find terms beginning with that letter.
batch search for term

In manufacturing, this includes all units of a product produced under the same conditions (date, raw materials, methods, etc). A batch or lot number is created to track these units. This allows traceability in case there are quality problems.

bau search for term

Bioequivalent Allergy Unit. A potency unit used by the FDA in the U.S. for standardized allergenic extracts. The potency values were derived by skin testing patients allergic to the extract in question at different concentrations. Reference standards were created by the FDA for use in extract manufacturers' laboratories. With new manufactured lots of the same extract, a BAU value is assigned based on how it compares to the FDA's reference standard. If the lot is outside the accepted range of this standard, it must be rejected.

build-up search for term

The initial dosing phase in immunotherapy where the patient is gradually exposed to increasing concentrations of allergenic extract. The goal is to reach the maintenance phase, which is the highest tolerated dose.