Which of the following conditions would cause a patient to avoid ...

[Alygatorr01285]

Which of the following conditions would cause a patient to avoid use of antihistamines?
 
  a. Prostatic hypertrophy
  b. Hypertension
  c. Constipation
  d. Gout

Question 2

Which of the following procedures may lead to a false-negative result if conducted concurrently with use of a histamine1 (H1) antagonist?
 
  a. Blood transfusion
  b. Allergy skin test
  c. Urinalysis
  d. Chest x-ray

[durant1234]

Answer to Question 1

ANS: A
Histamine1 (H1) antagonists are contraindicated for use in patients with hypersensitivity, nar-row-angle glaucoma, prostatic hypertrophy, stenosing peptic ulcers, or bladder neck obstruction, and in pregnant and nursing women (especially if the infant is premature).

Answer to Question 2

ANS: B
H1 antagonists can produce false-negative results in allergy skin testing, so they should be dis-continued 72-96 hours before the test

[Alygatorr01285]

TYSM

[skipfourms123]

Gracias!