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Mechanism of Action for Oxygen
- Rapidly diffuses across alveolar walls
- Binds to hemoglobin in RBC
- Reverses effects of hypoxemia in brain, heart, other body tissues
- Increases arterial oxygen tension
- Necessary for breakdown of glucose into ATP
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Indications and field use of Oxygen:
Systemic or local hypoxemia is present
Dyspnea, respiratory arrest, chest pain, shock, cardiopulmonary arrest, unconsciousness, submersion, toxic inhallations, stroke, head injury, seizures, critical patient
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Contraindications of Oxygen:
None in prehospital
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Adverse reactions of Oxygen:
None in prehospital
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Incompatibilities / Drug Interactions of Oxygen:
None in prehospital
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Adult and Pediatric Dosage of Oxygen:
- Nasal Cannula - 1-6 (LPM)
- Simple Face Mask - 8-10
- Non-Rebreather 10-15
- Bag Valve Mask 15
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Routes of Administration of Oxygen:
- Nasal Cannula
- Simple Face Mask
- Non-Rebreather
- Bag Valve Mask
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Onset of Action of Oxygen:
Variable
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Peak Effects of Oxygen:
Variable
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Duration of Action of Oxygen:
Variable
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Dosage Forms / Packaging of Oxygen:
Steel or aluminum gree canisters with pressure of 2,000-2,200psi.
High pressure is reduced with a regulator
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Special Notes on Oxygen:
COPD - may experience respiratory depression with high flow because their systems are regulated with hypoxic drive. If already on a low flow upon arrive, mirror that amount, or provide 2LPM.
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Generic name for Aspirin:
Acetylsalicylic Acid, Aspirin
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Brand names for Aspirin:
Aspirin, Bayer, Bufferin, Anacin, Children's flavored chewable aspirin
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Class for Aspirin:
- Analgesic
- Anti-Thrombotic
- Anti-Pyretic
- Anti-Inflamatory
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What is the class of Oxygen:
Natural gas
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What is the mechanism of Action for Aspirin:
- Blocks Thromoxane 2
- Decreased platelet aggregation and thrombus formation
- Use in management of MI
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Indications and Field Use of Aspirin:
- Chest pain
- Signs/Symptoms or MI
- ECG suggestive of MI
- Unstable angina
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Contraindications of Aspirin:
- Bleeding ulcer
- Hemorrhagic state
- Hemophilia
- Known allergies to salicylates
- Childern or adolescents
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Adverse Reations to Aspirin:
- Caution with history of asthma
- Anaphylactic reactions in sensitive patients
- Rare - gastrointestinal irritation and bleeding
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Incompatibilities / Drug Interactions with Aspirin:
Not applicable with single dose
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Adult Dosage with Aspirin:
Cardiac: 325 (4 x 81mg pediatric chewable tabs), chew or swallow
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Pediatric Dosage for Aspirin:
Not indicated for prehospital
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Routes of Administration for Aspirin:
Oral
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Onset of Action for Aspirin:
20-30 minutes
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Peak Effects of Aspirin:
2-3 hours
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Duration of Action of Aspirin:
4-6 hours
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Dosage Forms / Packaging of Aspirin:
81 - 325 mg individually packaged
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AZ Drug Box Supply Range for Aspirin:
Paramedic - 50-100 tablets
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Special Notes for Aspirin:
- Baby aspirin is heat and light sensitive
- Odor like vinegar is degredation
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