Do Space Wolves Have Apothecaries?

Wolf Priests combine the roles of Chaplains and Apothecaries within the Space Wolves chapter, being responsible for both the spiritual and physical well-being of their fellows.

Can Space Wolves take apothecaries in 9th edition?

No we cannot take apothecaries of any variety there is rule specifically saying this on Pg. 124 of 9th ed. Codex Space Marines. Also, the fact that those rules aren't reprinted in the space wolf specific codex is super frustrating.

Do Space Wolves get litanies?

In addition to Combat Doctrines, Saga of the Beast also gives us Litanies of Battle, which allows Space Wolves to use the basic six Marine litanies (faith, fire, rage, strength, focus, and hate) and gives us an amazing flavourful litany called Tale of the Wolf King and the Lord of the Deeps.