Pharmacology Final Exam Review part 1 & 2 Part 1 1. Review primary, secondary hyper hypothyroidism and the causes. ( i think she meant hypothyroidism because it only shows primary and secondary for hypo not hyper) a. Primary i. abnormality in the thyroid gland itself b. Secondary i. results when the pituitary gland is dysfunctional and does not secrete thyroidstimulating hormone (TSH) 2. Review the hyperthyroid med PTU propylthiouracil indications, mech of action a. Indicated for the tr...