Sulfonamide antibiotics that can cause a reaction. Antibiotics containing chemicals called sulfonamides can trigger a reaction if you have a sulfa allergy. These antibiotics include combination drugs: 1  Sulfamethoxazole-trimethoprim (Septra, Bactrim).
4. Staphylococcus aureus. Staphylococcus aureus is a common type of skin bacterium that may be found in areas such as the skin, nasal cavities, and respiratory tract. While some staph strains are harmless, others such as methicillin-resistant Staphylococcus aureus (MRSA) , can cause serious health issues.. Staphylococcus aureus. Staphylococcus aureus is a common type of skin bacterium that may be found in areas such as the skin, nasal cavities, and respiratory tract. While some staph strains are harmless, others such as methicillin-resistant Staphylococcus aureus (MRSA) , can cause serious health issues.
MRSA is a type of staphylococcal bacteria that has developed resistance to a number of widely used antibiotics. Staphylococcal (staph) bacteria are relatively common. About 1 in 3 people carry staph bacteria harmlessly on their skin, usually inside their nose and on the surface of their armpits, groin and buttocks.RSA is a type of staphylococcal bacteria that has developed resistance to a number of widely used antibiotics. Staphylococcal (staph) bacteria are relatively common. About 1 in 3 people carry staph bacteria harmlessly on their skin, usually inside their nose and on the surface of their armpits, groin and buttocks.