chapter 28 - ATI Testing
chapter 28 - ATI Testing
chapter 28 - ATI Testing
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Vitamins, minerals, and supplements<br />
HERBAL SUBSTANCE ACTION USES<br />
Feverfew • possibly works by blocking<br />
a factor necessary to cause<br />
migraine<br />
• stops release of arachidonic<br />
acid in thrombocytes and<br />
blocks platelet aggregation<br />
Garlic • Garlic cells contain an amino<br />
acid which, when crushed,<br />
forms the enzyme allicin. this<br />
enzyme, along with another<br />
substance in garlic, has the<br />
following actions:<br />
◯ Blocks cholesterol<br />
synthesis in the liver.<br />
◯ suppresses platelet<br />
aggregation and disrupts<br />
coagulation.<br />
◯ acts as a vasodilator.<br />
Ginger root • By an unknown mechanism,<br />
ginger root acts on areas of<br />
the Cns that cause nausea.<br />
• increases intestinal motility<br />
and gastric mucus production<br />
• decreases Gi spasms<br />
• inhibits prostaglandins and<br />
leukotrienes to produce antiinflammatory<br />
effects<br />
• suppresses platelet<br />
aggregation<br />
Ginkgo biloba • promotes vasodilation<br />
throughout the body<br />
• suppresses a substance<br />
that can increase<br />
platelet aggregation and<br />
bronchospasm<br />
• Can decrease the number and<br />
severity of migraine headaches<br />
but has not been found useful<br />
in treating an existing migraine<br />
• lowers total cholesterol, ldl,<br />
and triglycerides and slightly<br />
increases Hdl<br />
• Can decrease both systolic<br />
(20 to 30 mm Hg) and<br />
diastolic blood pressure<br />
(10 to 15 mm Hg)<br />
• decreases nausea from<br />
morning sickness, motion<br />
sickness, and surgery<br />
• Can decrease the pain and<br />
stiffness of rheumatoid arthritis<br />
• increases recall ability and<br />
mental processes by increasing<br />
blood flow in the brain; given<br />
to those who have dementia,<br />
including alzheimer’s disease<br />
• erectile dysfunction in those<br />
who take ssris that cause<br />
impotence<br />
• decreases pain in clients<br />
who have occlusive arterial<br />
disorders of the legs<br />
• may decrease risk of<br />
thrombosis and bronchospasm<br />
PN PHARMACOLOGY FOR NURSING 351