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PN3 A Medications
Case A
| Question | Answer |
|---|---|
| Antipsychotics use/action? | Tx. of chronic and acute psychoses. Blocks dopamine receptors in the brain and also alters dopamine release and turnover. |
| Antipsychotics assessments? | * assess mental status (orientation, mood, behavior) before and during therapy * Montior blood pressure (sitting, standing, lying) pulse, and respiratory rate before and during therapy * Monitor for development of neuroleptic malignant syndrome-fever, |
| Antipsychotics precautions? | pregnancy/lactation, symptomatic cardiac disease, diabetic pts, intestinal obstruction |
| Antipsychotics pt/family teaching? | Take as directed, change positions slowly, may cause drowsiness, don't take with alcohol, use sunscreen, increase bulk and fluids with diet, use good mouth hygiene |
| Antipsychotics evaluation? | Decrease in excitable, paranoic, or withdrawn behavior. Relief of nausea and vomiting, relief of intractable hiccups. |
| Lithium classification? | mood stabilizers |
| Lithium action? | alters cation transport in nerve and muscle, also influences reuptake of neurotransmitters therapeutic=prevents/decreases incidence of acute manic episodes |
| Lithium side effects? | SEIZURES, fatigue, HA, impaired memory, ARRYTHMIAS, edema, abd.pain, anorexia, bloating, diarrhea, nausea, polyuria, hypothyroidism, leukocytosis |
| Dilantin (phenytoin) classification? | antiarrhythmics, anticonvulsants |
| Dilantin (phenytoin) action? | limits seizure propatation by altering ion transport, may also decrease synaptic transmission, antiarrhythmic properties as a result of shortening the action potential and decreasing automaticity |
| Dilantin (phenytoin) side effects | SUICIDAL THOUGHTS, AGRANULOCYTOSIS, APLASTIC ANEMIA, ALLERGIC REACTION, hypoTN, N/V, rash, fever, |
| Dilantin (phenytoin) assessment | monitor closely for notable changes in behavior such as increased suicidal thoughts or depression, assess for phenytoin hypersensitivity syndrom (fever, skin rash, lymphadenopathy) |
| Dilantin (phenytoin) evaluation/desired outcome? | decrease or cessation of seizures w/o excessive sedation, suppression of arrhythmias, relief of neuropathic pain |
| Lithium patient/family teaching? | may cause dizzy/drowsy,take as directed, low sodium levels may predispose pt to toxicity. drink 2000 to 3000 mL fluid each day |
| Lithium desired outcomes? | resolution of the symptoms of mania, decrease incidence of mood swings in bipolar disorders, improve affect in unipolar disorder, remission of depressive symptoms |
| Phenobarbital classification? | anticonvulsants, sedative/hypnotics |
| Phenobarbital action? | produces all levels of CNS depression, depresses the sensory cortex, decreases motor activity, alters cerebellar function, inhibits transmission in the nervous system |
| Phenobarbital side effects | hangover, LARYNGOSPASM, hypoTN, N/V/D, constipation, rashes, HYPERSENSITIVITY REACTION INCLUDING ANGIOEDEMA AND SERUM SICKNESS, |
| Phenobarbital assessment | monitor VS frequently during therapy, monitor for respiratory depression and have resuscitation equipment ready |
| Phenobarbital patient/family teaching | take as directed, abrupt withdrawal can precipitate seizures or status epilepticus, may cause drowsy,avoid taking with alcohol, |
| Phenobarbital desired outcome | decrease or cessation of seizure activity w/o excessive sedation, preoperative sedation, improvement in sleep patterns, decrease in serum bilirubin levels, |