The prescribed dosage for phentermine may vary depending on your individual treatment plan. Factors such as your medical history, body weight, and the form of phentermine you’re prescribed may ...
Use caution when administering phentermine to patients with renal impairment. Limit phentermine dose to 15mg daily in patients with severe renal impairment (eGFR 15–29mL/min/1.73m 2).