I think i have sore eyes/pink eyes. what home remedy should i do and what medicine to immediately relieve the soreness, gritty feeling, redness?

Artificial eye drops: There are over the counter drops that may help the symptoms you have, start with systane ultra, use this initially four times a day until feels better then can use as needed. Good idea to have an eye care physician take a look at your eyes.

Dry eye syndrome: Your eyes may be dry and therefore can be helped with ocular lubricants, such as refresh tears, systane ultra, genteal mild to moderate level. These drops may be used every 3 to 4 hours as needed. Also humidification of your local living environment, sleeping with windows closed, fans off, clean vacuumed bedroom may also help. Dietary fishoil or flaxxseed oil may help. If not better, c eye md.