What's the best treatment for a mild knee sprain and slight inflammation on the inner side?

There was a recurring stabbing pain (like I've never felt before) when I tried to walk last night as I rotated the right knee normally. I'm several strides into my 40's and need to walk a LOT for my occupation. I took some ibuprophen before bed last nite, and another dose first thing this morning and... show more There was a recurring stabbing pain (like I've never felt before) when I tried to walk last night as I rotated the right knee normally. I'm several strides into my 40's and need to walk a LOT for my occupation. I took some ibuprophen before bed last nite, and another dose first thing this morning and didn't have any pain all day.
What do you think/recommend?
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