Prilocaine Flashcards

1
Q

MC complication of Prilocaine?

A

Methemoglobinemia

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2
Q

The metabolite of Prilocaine that produces methemoglobin?

A

Ortho touludine

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3
Q

Which LA causes coutaneous vasoconstriction?

A

Ropivacaine

Pn - we tie the rope to the body.. i.e., exterior… I.e., SKIN!!

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4
Q

Articaine… True?

A
  1. Infiltration produces adequate anesthesia in CHILDREN…. So no block needed…

Pn - AARTI’s bf Nidhi works with Children (pedo)…

  1. More breakdown ———+ less toxicity…

Pn - A CHILD can never be HARMFUL (Toxic)

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5
Q

Max permissible dose Articaine?

A

7 mg/kg body wt

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6
Q

The longest acting… Most POTENT… most TOXIC LA?

A

DIBUcaine

Pn - I was Dhabbu (Dibu…) n was MOST POTENT…

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7
Q

LA with highest tissue irritancy?

A

BUPIvacaine

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8
Q

Long duration of anesthesia is achieved by? (Latest Q)

A

0.5% Bupivacaine + Epi 1:2,00,000

Last for 12 hrs (if block given)

n 60 min (if infiltration)

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9
Q

Which LA has INTRINSIC Vasoconstriction ability?

A

Cocaine

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10
Q

Concept of WALKING time bombs?

A

Risk of death is more in IV cocaine users when LA is given with Adr… Because Cocaine also has vasoconstriction activity… So it will be DOUBLED up…

Therefore these pts r called WALKING TIME BOMBS!!

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11
Q

The only NATURAL LA?

A

Cocaine

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12
Q

Epinephrine should not be combined with which LA?

A

Cocaine

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13
Q

LA which has sympathomimetic property?

A

Cocaine

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14
Q

First LA ever to be used clinically?

A

Cocaine (Again..!!)

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15
Q

The first ever dental nerve block was carried out by?

A

Halsted

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16
Q

Most POTENT Topical anes??

A

Tetracaine (Me!!)

17
Q

Propofol used for?

A

Induction n maintenance of anesthesia…

It causes sedation… N has a rapid recovery… N is anti emetic…

Is oil based… So inj is painful.. Hence should be preceded by Ligno inj.

Is anti-pruritic

Along with Opioids Propofol is the agent of choice for TOTAL INTRAVENOUS ANESTHETIA (TIVA)

Agent of choice in individual with Malignant hyperthermia…

18
Q

C/I of Propofol?

A

Absolute ——- Airway obstruction… N allergy…

N should not be used for long term sedation in CHILDREN…