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Thyroid/parathyroid
Pharm exam 2
| Term | Definition |
|---|---|
| PTU -- therapeutic actions | lowers thyroid hormone levels by preventing formation of thyroid hormone in thyroid cells & lowers serum levels; partially inhibit conversion of T4 to T3 |
| PTU -- indications | safe for pregnancy, tx of hyperthyroidism |
| PTU -- contraindications | children (liver toxicity), allergy |
| PTU -- adverse effects | hypothyroidism, N/V, GI complaints, severe liver toxicity |
| PTU -- patient teaching | take TID, watch for skin rash/cold intolerance |
| Radioactive iodine -- therapeutic actions | block thyroid function, causes cells to become oversaturated w/ iodine and stop producing thyroid hormone |
| Radioactive iodine -- indications | hyperthyroidism, for pts who haven't responded to other treatments |
| Radioactive iodine -- contraindications | allergy, pregnancy, lactation |
| Radioactive iodine -- adverse effects | hypothyroidism, iodinism, staining of teeth, skin rash, goiter |
| Radioactive iodine -- patient teaching | don't eat foods high in iodine, watch labs when taken w/ anticoags, digoxin, beta blockers |
| Radioactive iodine -- nursing considerations | monitor for hypothyroidism, blood counts, don't quit abruptly, avoid shellfish, take med same time daily, limit contact w/ others |
| Methimazole -- therapeutic actions | prevents formation of thyroid hormone |
| Methimazole -- indications | hyperthyroidism |
| Methimazole -- contraindications | preg/lact, allergy, liver impairment |
| Methimazole -- adverse effects | bone marrow suppression, paresthesia, skin pigmentation, skin rash, arthralgia, edema, urticaria |
| Methimazole -- patient teaching | don't take w/ beta blockers, monitor for tachycardia, palpitations, weight loss |
| Levothyroxine -- therapeutic actions | increases metabolic rate of body tissues |
| Levothyroxine -- indications | replacement therapy in hypothyroidism, treatment of myxedema coma, management of thyroid cancer |
| Levothyroxine -- contraindications | allergy, acute thyrotoxicosis, acute MI |
| Levothyroxine -- adverse effects | skin reactions, loss of hair, hyperthyroidism symptoms |
| Levothyroxine -- patient teaching | take on empty stomach, do not abruptly discontinue, check w/ provider before switching to another brand |