How to get rid of fleas?

πŸŒΏπŸ’;Lyiah;🍍🌿 β€’ I'm 18, engaged to my amazing fiancΓ¨ 😍 and ttc for baby #1 πŸ‘ΆπŸ’˜
My puppy has a bad case of the fleas, and it makes me feel so bad to see him itch, dig, ect and not be able to do anything for him. 😣