First, add a Channel Mixer layer. On the Red Output Channel, enter 0, +60, +60, +12 for the four values.
Then mask that layer to the flare area (and a little more around, to blend it in to the surrounding skin).
Then add the two layers of the Handyman Method, and start patiently working to finalise the fix. Take your time - work with low opacity brushes. This is slow work if you want to do it well.
This is what your layers panel will look like: