Local Anesthesia Computation

Articaine

Short duration but very potent LA.

Prilocaine

Avoid in pregnant patients.

2% Lidocaine (Xylocaine)

Safest in children.

0.5% Bupivacaine (Marcaine)

Not safe in children. Longest duration, slow onset.

2% Mepivacaine (Carbocaine, Polocaine)

Cause least vasodilation.

4% Articaine (Septocaine)

Has one ester chain. Shortest duration.

4% Prilocaine (Citanest)

Methemoglobinemia.

4% Rupivacaine (Naropin)

Best for regional. Long duration, potent post-op analgesia.

Faster

More blood supply = ______ absorption.

Oral Gingivaa

More vascularized.

Epinephrine

With epinephrine = slows absorption = prolongs anesthesia.

500 mg

Absolute maximum of lidocaine.

500 mg

Absolute maximum of articaine.

400 mg

Absolute maximum of mepivacaine.

100

The percentage (%) of a local anesthetic solution tells you how many grams of drug are present in ___ mL.

1.8 ml

Dental cartridges usually contain __ mL solution.

36

Each cartridge contains __ mg of lidocaine.

0.2 mg

Epinephrine maximum recommended dose.

0.04

Epinephrine maximum recommended dose for cardiac patients.

0.02 mg/ml

1:50,000 epinephrine concentration amount in carpule.

0.01 mg/ml

1:100,000 epinephrine concentration amount in carpule.

0.005 mg/ml

1:200,000 epinephrine concentration amount in carpule.