Lactated Ringers Solution

Question 1

Lactated Ringers Solution - Trade name

Answer 1

Lactated Ringers

Question 2

Lactated Ringers - Classification

Answer 2

Isotonic crystalloid solution

Question 3

Lactated Ringers - MOA

Answer 3

Replaces water and approximated electrolytes of blood
Contains
Sodium (Na+) - 130mEg/L
Potassium (K+) - 4mEg/L
Calcium (Ca2+) - 3mEg/L
Chloride (Cl-) - 109mEg/L
and 28mEg of lactate (lactic acid) to act as a buffer

Question 4

Lactated Ringers - Onset

Answer 4

Onset - 5-15m
Peak - 20-30m
Duration - 3-6hrs
1/2 Life - 6-8hrs

Question 5

Lactated Ringers - Indications

Answer 5

Hypovolemic shock

TKVO - “to keep vein open” - maintain openness of vein

Fluid resus for burn pts to avoid hypernatremia (high blood sodium) from NS

Question 6

Lactated Ringers - Contraindications

Answer 6

Pts w CHF, renal or liver failure

Question 7

Lactated Ringers - Precautions

Answer 7

Pts receiving Ringers should be monitored to prevent circulatory overload

Question 8

Lactated Ringers - Side Effects

Answer 8

Rare is used w/in therapeutic dosages

Question 9

Lactated Ringers - Dose

Answer 9

Adult
20mL/kg - max 3L
or
titrate to 80-90 systolic for suspected abdo bleeds or 100-110 systolic for TBI

Peds
20mL/kg - max 3 boluses (PEARS)

TKVO - 60mL/hr - all ages