guaifenesin Flashcards
what is the classification of guaifenesin
Propanediol derivative (expectorant)
what is the trade name for guaifenesin
Robitussin
what is the pharmacotherapeutics (use) of guaifenesin
relieves dry, nonproductive cough. often found in combination with antihistamines and decongestants
how is guaifenesin administered
orally
what is the onset of guaifenesin
30 minutes
what is the duration of guaifenesin
4-6 hours
what is the pharmacodynamics of guaifenesin
enhances the output of respiratory tract fluids by reducing the adhesiveness and surface tension of the fluids, thus allowing for easier movement of less viscous secretions
what are the C/I and precautions of guaifenesin
known allergy to medication
what are the A/E of guaifenesin
GI distress symptoms are most common A/E which include N/V and anorexia. Also HA, mild rash and dizziness
what are the D/I of guaifenesin
guaifenesin has no important drug-drug interactions
what health status would you assess with patients taking guaifenesin
assess the pts for any past hypersensitivity
what is the life span and gender of guaifenesin
pregnancy category C
assess smoking and alcohol pattern. pt should NOT drink alcohol or use other drugs containing alcohol since the effects of alcohol and guaifenesin cause drowsiness. Thus avoid taking together
what lifestyle, diet and habits would you assess with patients taking guaifenesin
assess smoking and alcohol use
how would you maximize the therapeutic effects of guaifenesin
teach teh pt about good pulmonary ygiene, which includes coughing, using deep breathing, drinking plenty of fluids, and using a humidifier
how would you minimize the A/E of guaifenesin
suggest that the pt eat small freq meals to alleviate GI upset
