> iTEAR®100 does not run out during its 30 day prescription so you do not have to conserve therapy or worry about wasted practice drops or sprays. > Q: How lon

> iTEAR®100 does not run out during its 30 day prescription so you do not have to conserve therapy or worry about wasted practice drops or sprays. > Q: How long does this last? > A: The iTEAR®100 device prescription lasts 30 days at which time it turns off and you will need a new prescription from your doctor for further treatment. After 30 days, the device will be inactive. Alas, medical device DRM.