How long should a patient wait before administering a second type of eye drop?

When administering multiple types of eye drops, it's important for the first drop to be absorbed effectively before the second drop is given. The recommended waiting time of 5 minutes allows for adequate absorption of the first drop into the eye, which helps to ensure that the medication can work effectively. If the drops are instilled too closely together, one medication might wash out the other before it can be absorbed, reducing the effectiveness of the treatment.

While different medications might have varying optimal intervals, the 5-minute guideline is commonly accepted across various eye care practices. This timing allows the cornea, which is designed to absorb medication, to fully take in the first drop, thus maximizing the pharmacological benefits of both medications administered.