Should be an asterisk.
No. All his stats should be wiped off the books, including OBP, slugging %, walks, etc. Ditto for Sosa , McGuire, Palmeiro, Giambi, Sheffield, and anyone else who used that crap. Aaron should hold the career HR record, and Maris the single season. And the only substances that can be ingested, and not affect Ruth's 714, should be beers and hot dogs.