It is intended for normal use or during mild symptoms. So, it can be used once you feel your eyes are dry, tired or red. FROM THE MANUFACTURER.
Ocufresh Hypromellose 0.3% Dry Eyes Drops 10ml x 6 PACKS- OCUFRESH BRAND
Ocufresh Hypromellose 0.3% Eye Drops | Refresh and Relieve Itchy, Tired & Dry Eyes | Lubricating Eye Drops for Irritated Eyes. Dry Eye ailments | Sterile | 10mL
Ocufresh Hypromellose Eye Drops Preservative Free - Treat Itchy Eyes, Refresh, Dry Eyes, Relieve Tired and Sensitivity to Light, 0.5ML Single Dose [Pack of 30]
2 x OCUFRESH Hypromellose 0.3% Lubricating Eye Drops (10ml) NP
4 x OCUFRESH Hypromellose 0.3% Lubricating Eye Drops (10ml)
Ocufresh Hypromellose 0.3% Dry Eyes Drops 10ml ( 6 Bottles )