7 weeks is still very young, it will take a while. I know its hard when it hurts, but try ignoring her and turn away from her when she does it rather than giving her attention. Continue to provide her with things to gnaw whilst she has baby teeth, carrots are good. Good luck

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Irish Red and White Setters - Nuala, Lottie & Taz
Irish Wolfhound - Ripley
cats - Larkin & Runyon
Degu - Carlisle

RIP Nutmeg, Nimrod & Keats