esketamine

5 Things You Need to Know About Intranasal Esketamine for Depression

5 Things You Need to Know About Intranasal Esketamine for Depression

Ketamine is made up of two enantiomers, one is called (R)-ketamine and the other is (S)-ketamine, also known as esketamine. All chemicals have two mirror images and when combined, it is called the racemic mixture. The generic version of ketamine contains both (R) and (S)-ketamine and has been approved by the FDA for use as a dissociative anesthetic agent since 1970.