bleeding pad prob, cover or not to cover!?

We have been makin the most of this lovely sunshine and havin extra long walks. Now cassy is obsessed with chasin tennis balls so there been alot more of that too.
Im not sure wat they are called but she has like burned or scraped the pads which are higher up the front legs.
|These have been weeping but one is bleeding every now and then when she catches it.

Any advice on if to keep it covered or leave it open?
IS it safe to put antiseptic cream on thats for humans?

poor little sod is still adamant on chasin her balls I have to keep hidin them I feel so mean but she just doesnt stop lol

advice much appriciated!!!

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