Some warnings and precautions to be aware of with levofloxacin include the following: 1  Levofloxacin can cause severe allergic reactions. 2  Seek immediate medical attention if you develop any signs of an allergic reaction, such as a rash or hives, itching, swelling of the lips or throat, wheezing, or difficulty breathing.
How your monthly interest charge is calculated. Interest charges are calculated on a monthly basis. Since months vary in length, most credit card issuers use a Daily Periodic Rate (DPR) to calculate interest charges. The DPR is calculated by dividing the APR by 365.ow your monthly interest charge is calculated. Interest charges are calculated on a monthly basis. Since months vary in length, most credit card issuers use a Daily Periodic Rate (DPR) to calculate interest charges. The DPR is calculated by dividing the APR by 365.
For example, a monthly periodic rate is calculated based on the APR divided by the number of months in a year, or 12. A credit card with an APR of 12% would have a monthly periodic rate of 1%.