Lens care renu, renu fresh and biotrue

Which of the following ingredients in renu fresh is used to balance the pH value for improved gentleness and comfort of use?

• 1. Hydranate

• 1. Poloxamine

• Borate buffer 

• Dymed™

Which of the following ingredient is not found in renu sensitive?

• Dymed

• Poloxamine

• Hydranate

• Borate

Choose the best answer:  pH is a measure of the ________ and _______ of a solution:

• 1. neutral charge;  positive charge

• 1. alkalinity; acidity

• 1. salt content;  basicity

• ionic; non-ionic

Choose the best answer:  The pH of healthy tears is between:

• 6.8 and 7.8

• 7.0 and 8.0

• 7.3 and 7.7

• 5.5 and 7.5

Which one of the followings is NOT one of the features of B&L Biotrue MPS solution?

• Helps keep lysozyme active.

• Helps to dissolve denatured protein.

• Maintain PH of tears to reduce stinging sensation.

• Presence of hyaluronan to improve lens rigidity

Biotrue dual disinfection ability is contributed by

• PHMB & Aldox

• PHMB & Alexidine

• PHMB & Poloxamine

• PHMB & PQ-1

Hyaluronan in Biotrue MPS is clinically tested to stay on the lens for up to

• 10

• 15

• 16

• 20

Hydranate found in renu fresh helps to

• remove protein

• disinfect the lens

• improve lens wettability

• acts as a surfactant to clean the lens

Which one of the following ingredients in renu sensitive helps in disinfection of the lens?

• Dymed (PHMB)

• Boric acid

• Poloxamine

• Sodium Chloride

After opening B+L MPS, you will need to discard the solution after ______ days?

• 90

• 60

• 30

• 45