De Lallo Ch 7 Pres

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Chapter 7 Presentation for Biology 120

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De Lallo Ch 7 Pres

  1. 1. Prescription Drugs Targeting Respiratory Pathology Danielle DeLallo Biology 120, Abdullah
  2. 2. Respiratory System <ul><li>The human respiratory system is a complex system that works with the cardio vascular system to sustain life, primarily passively. </li></ul><ul><li>The respiratory system is responsible for bringing fresh air into the lungs, exchanging oxygen from fresh air with the by-product carbon dioxide, and exhaling stale air back into the environment. </li></ul>Source: http://www.estrellamountain.edu/faculty/farabee/biobk/humrespsys_1.gif
  3. 3. Robitussin <ul><li>Generic name: guaifenesin </li></ul><ul><li>Classified as an expectorant as it loosens phlegm and thins bronchial secretions to make coughs more productive </li></ul><ul><li>First approved by the FDA in 1952 </li></ul><ul><li>Native Americans were found to use a similar medicine derived from guaiac trees in the 1500s </li></ul><ul><li>Possible side effects: drowsiness, dizziness, nausea, vomitting, diarrhea, stomach pain </li></ul><ul><li>Serious side effects: fever, skin rash, persistent headache or cough lasting longer than 7 days </li></ul>Source: http://jbooy.files.wordpress.com/2008/12/robitussin.jpg
  4. 4. Hycodan <ul><li>Generic name: hydrocodone bitartrate </li></ul><ul><li>Classified as an antitussive; its anticholinergic properties dry up secretions and the narcotic properties depress the cough reflex in the brain </li></ul><ul><li>Homatropine methylbromide is included to help suppress the opiate effects of the hydrocodone and prevent overdosage </li></ul>Source: http://www.drugs.com/imprints/hycodan-225.html Hycodan is also available in syrup form
  5. 5. Hycodan (cont’d) <ul><li>Possible side effects: </li></ul><ul><li>Blurred vision </li></ul><ul><li>Constipation </li></ul><ul><li>Dizziness </li></ul><ul><li>Drowsiness </li></ul><ul><li>Dry mouth, throat or nose </li></ul><ul><li>Nausea </li></ul><ul><li>Excitement </li></ul><ul><li>Stomach upset </li></ul><ul><li>Mucus in nose or throat </li></ul><ul><li>Serious side effects: </li></ul><ul><li>Severe allergic reaction (rash, hives, tightness in chest, difficulty breathing, facial swelling) </li></ul><ul><li>Difficulty urinating </li></ul><ul><li>Flushing </li></ul><ul><li>Tachycardia </li></ul><ul><li>Redness of face </li></ul><ul><li>Severe drowsiness or dizziness </li></ul>
  6. 6. Ventolin <ul><li>Generic name: albuterol sulfate </li></ul><ul><li>Rescue inhaler to treat asthma </li></ul><ul><li>Classified as a bronchodilator as it relieves bronchospasm, the tightening of muscles surrounding the bronchial tubes </li></ul>
  7. 7. Ventolin (cont’d) <ul><li>The first environment-friendly inhaler as it uses hydrofluoroalkane (HFA) as a propellant, rather than CFCs </li></ul><ul><li>Possible side effects include tachycardia, arrhythmia, thoracalgia, shakiness and nervousness </li></ul>Source: http://www.ventolin.com
  8. 8. Resources <ul><li>http://www.guaifenesin.org/ </li></ul><ul><li>http://www.pdrhealth.com/ </li></ul><ul><li>http://www.drugs.com </li></ul><ul><li>http://www.ventolin.com </li></ul>

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