Which actions help prevent infection when placing ointments into a patient's eye? (select all that apply)
a. Having the patient remove contact lenses.
b. Avoiding touching the tip of the applicator.
c. Using separate drug tubes for the right and the left eye.
d. Applying pressure over the punctum for 1 minute after instilling the drug.
e. Waiting 10 minutes between the administrations of more than one type of eye drug.
f. Squeezing out and discarding a small amount of ointment before instilling the drug.
ANS: B, C, F
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