The meme was worth the search! 👍🏾
https://www.9news.com/article/news/health/denver-ship-city-fentanyl-testing-strips-narcan-free/73-7f4c4a5e-9830-4513-8837-cdecb6c83fbe

I think the joke is that the girl knows what Narcan does, and expects it to work again on Mum