Mood and energy pills vary and should be taken carefully under medical supervision. Modalert 200 australia boosts wakefulness and alertness, which may raise energy, but not mood. Antidepressants like Prozac and Cymbalta may help clinical depressed people feel happier and more energetic. Drugs like Adderall (amphetamine) and Ritalin (methylphenidate) boost energy and attention but are mostly used for ADHD.