Bactrim is a synthetic antibiotic, used for the treatment of many bacterial infections such as urinary tract infections, acute otitis media, bronchitis, Shigellosis, Pneumocystis pneumonia, traveler’s diarrhea, methicillin-resistant staphylococcus aureus (MRSA). Bactrim generic is a combination of two antibiotics known as sulfamethoxazole and trimethoprim. Sulfamethoxazole acts by inhibiting dihydrofolic acid synthesis while trimethoprim blocks the formation of tetrahydrofolic acid in microorganisms. Bactrim is very effective against E. coli, bacillus dysentery, streptococci, staphylococci, pneumococci, typhoid fever, and Proteus. It is used for the treatment of many bacterial infections such as Pneumocystis pneumonia, urinary tract infections, acute otitis media, bronchitis, Shigellosis, traveler’s diarrhea, methicillin-resistant staphylococcus aureus (MRSA), etc. Bactrim generic name is co-trimoxazole (sulfamethoxazole trimethoprim), and it comes with different brand names which are readily available. Bactrim pills come in two strengths; the ordinary bactrim 400 mg sulfamethoxazole and 80 mg trimethoprim and the bactrim DS (double strength): 800 mg sulfamethoxazole and 160 mg trimethoprim. Both bactrim and bactrim DS are administered orally and are absorbed rapidly immediately after administration. Bactrim allergy occurs sometimes mostly in patients that are allergic to sulfa. Hence, may be referred to as sulfa allergy. Bactrim allergy mostly occurs in patients that metabolize bactrim more slowly and those with immune problems, such as AIDS. Bactrim ointment is a topical cream used for the treatment of different types of skin infections, types of bactrim ointment are bacitracin ointment and Bactroban ointment. Bactrim molecular formula is C10H11N3O3S and its molecular weight is 253.279 g/mol and it cannot be used for the treatment of virus infections and fungal infections.
Bactrim antibiotic comes in different strengths and should be administered as prescribed, based on the type of infection, the severity of infection and medical conditions. Bactrim can be taken two or three times daily with or without a meal but with a glass of water.
Dose for UTI infection, acute otitis media and Shigellosis
Bactrim dose for adults in the treatment of urinary tract infections is two tablets of Bactrim or one tablet of Bactrim DS (double strength) every 12 hours daily for 10 to 14 days. The bactrim DS dosage may also be used in the treatment of shigellosis daily for 5 days.The recommended dosage for children with urinary tract infections (UTI) or acute otitis media is 40 mg/kg sulfamethoxazole and 8 mg/kg trimethoprim for every 24 hours daily for 10 days. The same dosage is used daily for 5 days in the treatment of shigellosis.
Dose for chronic bronchitis
The adult bactrim dose for treating chronic bronchitis is two tablets of Bactrim for every 12 hours for 14 days or one tablet of Bactrim DS (double strength).
Pneumocystis Jiroveci Pneumonia
The recommended bactrim dose for the treatment of Pneumocystis Jiroveci pneumonia for both children and adults is 75 to 100 mg/kg of sulfamethoxazole and 15 to 20 mg/kg of trimethoprim every 24 hours.
Adults take a tablet of bactrim DS (double strength) daily and children take 750 mg/m2 daily, sulfamethoxazole with 150 mg/m2 twice daily for three days in a week.
Bactrim cost is around $159 for a supply of 100 tablets of Bactrim 80mg and Bactrim 400mg tablets, depending on the pharmacy you visit. These prices are the accepted bactrim price at most U.S. pharmacies for those that want to buy bactrim OTC (over the counter) or online. This is, however, not bactrim cost for customers with an insurance plan. Most people would prefer to buy bactrim OTC (over the counter) just to avoid any risk involved in buying bactrim online, mostly a risk of buying fake generic bactrim. While buying bactrim online is more convenient, be sure you buy from a reliable and registered online pharmacy.