Patients should stop taking methadone and contact a doctor or emergency services right away if they: 1  Experience difficulty breathing or shallow breathing. 2  Feel lightheaded or faint. 3  Experience hives or a rash; swelling of the face, lips, tongue, or throat.  Feel chest 1  pain. Experience a fast or pounding heartbeat.
It makes sense. The card with the highest interest rate is usually the one that will cause you the most financial pain. The national average interest rate on a credit card is 15.2 percent, so if you bought a $1,000 refrigerator with a credit card, you'd pay a lot in interest if you took your time paying it off.
NextAdvisor Paid Partner. 1  Pay no interest until June 2018 with this card. 2  The highest paying card has hit the market. 3  10 cards charging 0% interest until 2018.  The best credit cards for 2017.