Sulfonamides treat bacterial infections

Sulfonamides are a group of medicines used to treat bacterial infections. If they’re taken for a long period of time, Sulfonamides may cause blood problems that lead to an increased chance of infections, slow healing, and bleeding of the gums. What are the side effects and adverse reactions of sulfonamides? What are the contraindications? What teaching must be included when the patient is taking sulfonamides?