Would you approve of outlawing anchovies?
Would you approve of outlawing honey?
Would you approve of outlawing physics textbooks?
Would you approve of outlawing blood sausages?
If your answer to any of the above questions is no, does it necessarily follow that you sell the item in question?
Ayn Rand was for the legalization of recreational drugs, but she would never sell them or advise anyone to use them.