LIDOCAINE (XYLOCAINE)

Question 1

CLASS

Answer 1

ANTIDYSRHYTHMIC

Question 2

ACTIONS

Answer 2

DECREASES AUTOMATICITY OF PURKINJE PACEMAKER CELLS BY REDUCING THE SLOPE OF PHASE 4 DIASTOLIC DEPOLARIZATION

DECREASES THE POTENTIAL FOR REENTRANT PATHWAYS

INCREASES THE FIBRILLATORY THRESHOLD OF MYOCARDIAL CELLS IN THE SETTING OF ACUTE MI

Question 3

INDICATIONS

Answer 3

SYMPTOMATIC PVC’S

VT AND VF THAT PERSIST AFTER DEFIBRILLATION AND EPINEPHRINE

WIDE COMPLEX TACHYCARDIA OF UNKNOWN ORIGIN

Question 4

DOSAGES / ROUTE

Answer 4

SEE HAWAII SO
ACLS- FOLLOW ALGORITHM

2% XYLOCAINE JELLY CAN BE USED TO LUBRICATE THE ETT TO DECREASE THE IRRITATION OF THE TUBE IN A CONSCIOUS PATIENT.

Question 5

STANDARD PREP

Answer 5

100 MG/5CC

INFUSION PREMIX 2 GM/500 D5W, 2% JELLY

Question 6

PEDIATRIC DOSE

Answer 6

SEE HAWAII SO AND PALS ALGORITHM

Question 7

CONTRAINDICATIONS

Answer 7

CONDUCTION SYSTEM DISORDERS, IE 2ND & 3RD DEGREE HEART BLOCK.

STOKES-ADAMS SYNDROME

WPW

VENTRICULAR ESCAPE RHYTHMS

HYPERSENSITIVITY

Question 8

SIDE EFFECTS

Answer 8

TINNITUS

TWITCHING

SLURRED SPEECH

CONFUSION

PARESTHESIAS

SEIZURES ARE EARLY TOXIC SIGNS

LATER SIGNS: HYPOTENSION AND HEART BLOCK.

TAKES ABOUT TWO MINUTES TO REACH CENTRAL CIRCULATION

Question 9

PRECAUTIONS

Answer 9

DOSE SHOULD BE REDUCED IN DECREASE CARDIAC OUPUT STATES (AMI, CHF, SHOCK), IN PATIENTS > 70 YO AND THOSE WITH HEPATIC DYSFUNCTION, BUT NOT INITIAL DOSE IN CPA SITUATIONS.

IN CODE RESUSCITATIONS AC IV PREFERRED AND IMMEDIATELY AFTER EACH IV MED TO FOLLOW WITH A 20 T0 30 CC IV FLUID BOLUS, AND ELEVATIONS OF ARM IF POSSIBLE IN THE FIELD