Lorazepam (Ativan) Intro to Pharmacology Drug Quiz #8

Lorazepam (Ativan)
Mechanism of Action 1/2
Binds to the benzodiazepan receptor and enhances the effects of the brain chemical GABA, an inhibitory transmitter

Lorazepam (Ativan)
Mechanism of Action 2/2
And may result in a state of sedation, hypnosis, skeletal muscle relaxation, anticonvulsant activity, coma

Lorazepam (Ativan)
Indications 1/3
Preprocedure sedation induction

Lorazepam (Ativan)
Indications 2/3

Lorazepam (Ativan)
Indications 3/3
Status epilepticus

Lorazepam (Ativan)
Contraindications 1/5
Shock, Coma

Lorazepam (Ativan)
Contraindications 2/5
Acute closed-angle glaucoma

Lorazepam (Ativan)
Contraindications 3/5

Lorazepam (Ativan)
Contraindications 4/5
Known sensitivity to Lorazepam, Benzodiazepines, Polyethylene Glycol, Propylene Glycol, or Benzyl Alcohol

Lorazepam (Ativan)
Contraindications 5/5
Sleep apnea (except while being mechanically ventilated)

Lorazepam (Ativan)
Dosage and Route (Analgesia and Sedation)
2 mg or .44 mg/kg IV,IO; whichever is smaller

Lorazepam (Ativan)
Dosage and Routes (Seizures)
4 mg IV,IO over 2-5 min; may repeat in 10-15 min (max 8 mg in 12 hrs)

Action of lorazepam (Ativan) It increases the effectiveness of GABA, especially in the limbic system and the reticular formation. GABA is an amino acid that acts as a neurotransmitter. Its function is to decrease neuron activity and inhibit nerve cells …

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What is the side effect of lorazepam or Ativan Sedation The nurse should instruct the patient taking clonidine or Catapress Change position slowly WE WILL WRITE A CUSTOM ESSAY SAMPLE ON ANY TOPIC SPECIFICALLY FOR YOU FOR ONLY $13.90/PAGE Write …

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