Pay As Little As $40 With the Belviq® Savings Card patients may be eligible to pay as little as $40 on their Belviq® or Belviq XR® prescriptions. You Might Also Like Pay As Little As $35 Per Prescription March 26, 2021 Save Up To $70 Per Prescription, Free Trial May 18, 2018 Pay $35 Max May 18, 2018