Bronchospasms are a possible side effect of some drugs: pilocarpine (which is used to treat illness resulting from the ingestion of deadly nightshade, as well as other things), beta blockers (used to treat hypertension), a paradoxical result of using LABA drugs (to treat COPD) and other drugs.
'Affix' is to secure to something, to attach. You 'affix' the stamp to the envelope. Affix is also a word element, such as a prefix or a suffix that is attached to a base/root word. What Does Affix Mean.
Transfix(verb) to pierce through, as with a pointed weapon; to impale; as, to transfix one with a dart. Transfix. In linguistic morphology, a transfix is a discontinuous affix which is inserted into a word root, as in root-and-pattern systems of morphology, like those of many Semitic languages.