Drug Quiz 11 Flashcards
Pitocin Drug Classification
Hormone / Uterine Stimulant
Pitocin
Oxytocin
Pitocin Mechanism of Actiom
Promotes contraction of uterine muscle and lactation
Pitocin Pharmacokinetics
Onset of Action= Immediate IV, 3-7 minutes IM
Peak Effects= Varies
Duration of Effect= 1 hour IV, 2-3 hours IM
Half-Life= 3-5 minutes
Pitocin Indications/Field Use
Post-partum hemorrhage
Pitocin Contraindications
Baby and placenta not delivered; additional fetus present
Pitocin Side Effects
Hypotension, Tachycardia, Dysrhythmias, Seizures, Coma, N+V
If given prior to fetal delivery: fetal hypoxia, fetal asphyxia, fetal intracranial bleeding
Pitocin Dose
Adult: 3-30 units IM
Adult: 10-20 units in 500ml or 1000ml D5W, NS, or LR-slow IV, IO infusion
Pitocin Precautions
Can cause over-stimulation of uterus and possible uterine rupture
Monitor vitals and uterine tone
Pitocin Drug-Drug Interactions
HTN when given with vasoconstrictors such as NE
Dextrose 10% Drug Classification
Carbohydrate
Dextrose 10% Mechanism of Action
Raises Blood Glucose simply by added presence in vasculature
Dextrose 10% Pharmacokimetics
Onset of Action= <1 minute
Peak Effects= Varies
Duration of Effect= Varies
Half-Life= N/A
Dextrose 10% Indications/Field Use
Hypoglycemia in Neonatal Resuscitation
Dextrose 10% Contraindications
Hyperglycemia
Dextrose 10% Side Effects
Tissue necrosis/phlebitis at injection site
Dextrose 10% Dose
Pedi: 5-10ml slow IV
Dextrose 10% Precautions
Local venous irritation may occur in smaller veins
Dextrose 10% Drug-Drug Interactions
None EMS
Magnesium Sulfate Drug Classification
Electrolyte / Antidysrhythmic / Mineral
Magnesium Sulfate Mechanism of Action
Physiologic Ca2+ channel blocker-blocks neuromuscular transmission, causes CNS depression and smooth muscle relaxation
Magnesium Sulfate Pharmacokinetics
Onset of Action= Immediate IV, 1 hour IM
Peak Effects= Varies
Duration of Effect= 1 hour
Half-Life= N/A
Magnesium Sulfate Indications/Field Use
Severe Asthma / Bronchospasm
Severe refractory VF or pulseless VT with hypoMg2+, and Torsades de Pointes
Post-MI prophylaxis of dysrhythmias
Eclampsia, Pre-Term Labor
Magnesium Sulfate Contraindications
Pt with 3rd degree heart block Shock Severe/persistent hypertension Impaired renal function Hypocalcemia