<p>Other antihypertensives, lithium, K-sparing diuretics, K supplements, salt substitutes containing K. CNS depressants, antidiabetics, cholestyramine &amp; colestipol resins, corticosteroids, ACTH, digitalis glycosides, antiarrhythmics, NSAIDs, tubocurarine, antigout medications, Ca salts. Alcohol; diazoxide, atropine, beperiden, amantadine, cyclophosphamide, methotrexate.</p>