neoadjuvant therapy

Adjuvants are agents which modify the effect of other agents while having few if any direct effects when given by themselves. In this sense, they are very roughly analogous with chemical catalysts. Types of adjuvants include:Pharmaceutic adjuvantImmunologic adjuvantAgricultural spray adjuvantAdjuvant chemotherapyAdjuvants for dermatalogical products, including cosmetics and toiletries
See more at Wikipedia.org...

Neoadjuvant therapy Radiation therapy or chemotherapy used to shrink a tumor before surgical removal of the tumor. [more]Neoadjuvant therapy - Community and Resources

[NEE-o-AD-joo-vant]
Treatment given before the primary treatment. Examples of neoadjuvant therapy include chemotherapy, radiation therapy, and hormone therapy.