mechanism, clinical use, adverse effecta nonabsorbable cation exchange resin that ☆binds colonic potassium in exchange for calcium, trapping potassium within the resin where it is then excreted in the feces.
often used for treatment of chronic hyperkalemia. (however, onset of action takes several hours, so it is not recommended as monotherapy in acute hyperkalemia)
GI disturbance, hypercalcemia, hypokalemia, hypomagnesemia
hypothyroidism and T3synthetic T3 (liothyronine) is not recommended for the routine treatment of hypothyroidism, as it has a short half-life and patients can experience wide fluctuations in plasma T3 levels
characteristics of the bacteriaGBS colonization by vaginal-rectal culture at 35-37 weeks gestation is recommended to identify colonized woman who require ★intrapartum penicillin/ampicillin to prevent neonatal GBS sepsis, pneumonia and meningitis
women with heavy colnization (eg. asymptomatic bacteriuria) needs ampicillin (★)regardless of screening status or rectovaginal culture results
diagnosis of Celiac disease☆IgA transglutaminase antibody assay (blood test)is recommended as part of initial diagnostic work up. (Endoscopic biopsy of the ☆duodenal mucosa confirms the diagnosis.)(distal duodenum and proximal jejunum)