You can use it. I've used it. You can even buy SPS on coinbase now if you have access to the DeFi stuff. Not sure what the issue is for you personally, but there's about 200k USD of liquidity in there right now and the pool works. Do you have ETH on BASE to pay the gas fee?
https://aerodrome.finance/swap?from=0x833589fcd6edb6e08f4c7c32d4f71b54bda02913&to=0x578661e9a09eee6b2cd97d4ded1ccbae7b8516b9&chain0=8453&chain1=8453
RE: SPS Governance Proposal - Reorganize LPs and Expand BASE Liquidity