Patient X has been using 14 units of Lantus (insulin glargin…

Patient X has been using 14 units of Lantus (insulin glargine) once daily. They are currently fasting during Ramadan and are using the summary guidance below to adjust their insulin dose as needed. They take their pre-iftar fasting glucose level and it is 4.2mmol/L. According to the information on dose adjustment, how many units of insulin should they inject today? https://www.england.nhs.uk/midlands/wp-content/uploads/sites/46/2020/11/SWBCCG-Summary-Guidance-Diabetes-Ramadan-V1.pdf