Fatigue may be due to several causes including your long term consumption of Alprazolam. First and foremost the causes of fatigue needs to be ruled out like anemia, diabetes ,inadequate sleep, electrolyte imbalances , medication toxicity , vitamin d , b12 folate and and other mineral deficiencies, sleep apnea ,Not eating enough and also eating non nutritious foods, depression , anxiety hypothyroidism, dehydration , heart disease ,chronic renal failure ,Cancer ,COPD etc the treatment depends on the cause General guidelines include eating a nutrient dense balanced diet .No processed foods. Adequate hydration Exercise daily Sunlight exposure No alcohol and no smoking Meditate , do yoga etc Show gratitude , socialize Embrace nature. Treat the underlying cause Hope these things help you