paper drug notes Flashcards
Urticaria
hives; a skin reaction that causes itchy, raised welts or blotches to appear on the skin
Histamine
a chemical in the body that serves many functions
Allergy Symptoms(6)
1.runny nose
2.stuffy nose
3.sneezing
4.coughing
5.wheezing
6.breathlessness
Eyes and Skin Allergy Symptoms
Eyes: itchy, watery, red/swollen
Skin: itchy, rash, hives, blisters
What do antihistamines do?
block histamine receptors
what is H1 antihistamine
treats allergies
what is H2 antihistamine
treats excess stomach acid
which generation of antihistamines are safer?
2nd gen
what is BBB?and what does it do to the body?
Blood-Brain-Barrier
network of blood vessels and tissues that help keep harmful substances from reaching the brain
what is the duration of 1st gen antihistamines?
4 to 6 hrs
what is the duration of 2nd gen antihistamines?
12 to 24 hrs
from the list what are 1st gen antihistamines drugs
benadryl(diphenhydramine)
from the list what are 2nd gen antihistamines
zyrtec(certirizine), claritin(loratadine), allegra(fexofenadine),
what otc sleep aids include diphenhydramine?
unison, sominex, zzzquil
what is rhinitis
irritation and swelling of the mucous membrane in the nose