Ch. 36 Antihistamines, Decongestants Review Flashcards
____ is usually the chief complaint of people to take antihistamines.
Fatigue
Dextromethorphan suppresses the cough reflex through a ____ action on the ____ center.
Direct; cough
Drugs administered by the oil route produce ____ decongestant effects, but the onset of action is more delayed and the effect is less ____ then those of decongestants applied topically.
Prolonged; potent
The clinical problem of rebound ____ associated with topically administered drugs is almost nonexistent with oral dosage forms.
Congestion
Although a topically applied adrenergic ____ decongestant can be absorbed into the bloodstream, the amount of storage is usually too ____ to cause systemic effects at normal dosages.
Nasal; small
Expectorants such as ____ work to loosen and then sputum and the bronchial secretions, thereby indirectly diminishing the tendency to cough.
Guaifenesin (Mucinex)
Although most of the time coughing is a beneficial response, there are times when it is not useful and maybe even ____ ( e.g. After a surgical procedure such as hernia repair or in cases of nonproductive, or dry cough).
Harmful
Frequent, long-term, or excessive use of nasal decongestants may lead to rebound congestion if used beyond the recommended ____.
Time
Common uses of ____ include stimulation of the immune system, anti-sepsis, treatment of viral infections and influenza-like respiratory tract infections, and promotion of the healing of wounds and chronic ulcerations. ** hint: it’s an herb
Echinacea
Goldenseal is ____ in patients with acute or chronic gastrointestinal disorders and during ____ (Because it has uterine stimulant properties). It should be used with caution by those with ____ disorders, and with hypertensive drugs (because of the vasoconstrictive activity of the herb).
Contraindicated; pregnancy; cardiovascular
