Term
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Definition
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Term
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Definition
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Term
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Definition
- "rapid birth"
- synthetic, for posterior pituitary hormone
- stim.s uterine sm. musc. contractions, helps expedite normal contractions of spontaneous labor
- causes transient reduction in uterine blood flow
- stim.s mammary glands to increase lactation w/out increase in millk prod.
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Term
| Oxytocin - onset and duration |
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Definition
onset: IV - immediate, IM w/in 3-5 min
duration: IV - 20 min after infusion stopped, IM - 30-60 min
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Term
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Definition
| postpartum hemorrhage after infant and placenta delivery |
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Term
| Oxytocin - contraindications |
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Definition
- hypertonic / hyperactive uterus
- presence of another fetus
- fetal distress
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Term
| Oxytocin - Adverse Reactions |
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Definition
- hypotension / hypertension
- tahcycardia
- dysrythmias
- angina pectoris
- anxiety
- seizure
- N + V
- allergic rxns
- uterine rupture (from excessive administration)
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Term
| Oxytocin - Drug Interactions |
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Definition
| vasopressors - may potentiate hypertension |
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Term
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Definition
10 USP units / 1 ml ampule (10 U/ml) and prefilled syringe
5 U/ml ampule and prefilled syringe |
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Term
| Oxytocin - Dosage and Administration |
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Definition
Control of postpartum hemorrhage
IM: 3-10 units IM following delivery of placenta
Bleeding following incomplete or elective abortion
IV: mix 10-40 units (1-4ml) in 1 L NS or Ringers, infuse at 10-40 mU / min via microdrip, titrate |
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Term
| Oxytocin - Special Considerations |
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Definition
- Preg: X
- vital signs and uterine tone should be monitored closely
- admin. prehosp. only after delivery of al fetuses and placentas
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