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.
1 To determine a daily periodic rate, divide the APR by 365 days. Check out our 0% intro APR credit cards.  An interest charge is the sum of interest on your credit card account. The interest charge is broken down by transaction type: purchases, cash advances and balance transfers. If you pay less than the full balance, pay after the payment due date (or if your credit card does not have a interest free period) then you will pay interest on those purchases.