counterinfluence (kounterinfloens)

t.; pret. and pp. counter - influenced, ppr. counter-influencing. To check or control by opposing in fluence. IMG:content-1442.png:[blocks in formation] counter-irritant (koun'tėr-ir-i-tant), a. and n. I. a. Producing artificial irritation designed to counteract a morbid condition. II. n. In med., a substance or an appliance employed to produce an irritation in one part of the body, in order to counteract or remove a morbid condition existing in another part. The term is more specifically applied to such irritating substances as, when applied to the skin, redden or blister it, or produce pustules, purulent i ues, etc. The commonest counter-irritants are mustard, turpentine, cantharides or Spanish flies, croton-oil, tartar emetic, setons, tincture of iodine, and cautery.