Don't even thinking about picking it. You've probably been told that the number one rule for getting rid of a zit is not to pick it, and yet, here you are, post-pimple pop and with an acne scab to ...
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Healing a Scab After Surgery

Don't pick at the scab, as it might slow healing and cause scars. Watch for infection signs, like pus, bad odor, fever, or ...