Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
constrictīvus, a, um, adj. [constringo], drawing together, contracting, astringent (in later medic. writers): cibi, Cael. Aur. Tard. 2, 3 fin.: virtutis esse, id. Acut. 2, 18 al.
Adv.: constrictīvē, astringently: tractare aliquid, Cael. Aur. Acut. 3, 4, 38.