Elizabeth has rapidly fluctuating moods between deep depressions, during which she will not eat or speak to anyone, followed by elated states of euphoria, during which she is everyone's best friend. Which of the following drug treatments would be most beneficial for Elizabeth?

A) Anafranil
B) fluoxetine (Prozac)
C) Lithium
D) Xanax

Fluoxetine (Prozac)

A prescription medication commonly used to treat depression, obsessive-compulsive disorder, and a number of other mental health conditions.

Lithium

A drug used to treat bipolar disorder, which at proper maintenance dosage reduces both manic and depressive episodes.

Moods

Long-lasting emotional states that are less intense and less specific than emotions and do not necessarily have a contextual stimulus.