Cephalexin, marketed under the brand name Keflex, is an antibiotic that fights bacteria in the body. It belongs to a class of drugs called cephalosporin antibiotics, which work by stopping the growth of bacteria. Used primarily for treating bacterial infections, Keflex is effective against several common strains. It targets the skin, ear, bone, and urinary tract infections, among others. The typical prescriptions are for adults and children, under specific medical guidance, to combat bacterial infections that could otherwise proliferate.

Dosage Information

Keflex is available in various dosages, with Cephalexin 500 mg being a standard. The dosage depends on the type and severity of the infection, as well as the patient’s age and renal function. Adults typically take 250 mg to 1,000 mg every six to twelve hours. Pediatric dosages are calculated based on body weight. Consistency is crucial for optimal outcomes, and it’s important not to skip doses. For children, particularly, it is vital to adhere strictly to the prescribed dosage regimen to ensure efficacy. Consistent dosage schedules aid in maintaining effective levels of the medication in the bloodstream, ensuring successful bacterial eradication.

Keflex Contraindications

Patients allergic to cephalosporins should avoid Keflex. This drug shares a similar structure with penicillin, which could result in cross-reactivity. Those with a history of severe hypersensitivity reactions to penicillins should exercise caution. Patients with renal impairment must consult healthcare providers to adjust dosages. Another contraindication includes those with a history of gastrointestinal diseases, such as colitis, as it may exacerbate these conditions. Disclosing complete medical history to the prescribing doctor ensures contraindications are assessed appropriately.

Cautions with Other Medicines

Drug interactions can alter how medications work or increase risks for serious side effects. Anticoagulants like warfarin may interact with Keflex, increasing bleeding risk. Probenecid can increase cephalexin levels, potentially enhancing side effects. While Keflex generally has a lower risk of interactions compared to other antibiotics, caution is always advised. Informing healthcare providers about all medications, including supplements and herbal products, is crucial. Meticulous monitoring and possibly adjusting medications ensure safety and effectiveness.

Keflex Side Effects

Common side effects include diarrhea, nausea, vomiting, indigestion, and abdominal pain. While generally mild, severe allergic reactions could occur. Symptoms such as rash, itching, and difficulty breathing require immediate medical attention. Long-term use may lead to oral thrush or a new vaginal yeast infection. Monitoring symptoms and reporting unusual or severe reactions help in managing side effects. The risk of side effects is a crucial aspect of treatment consideration and requires informed patient participation and timely communication with healthcare providers.

Keflex Over The Counter

Keflex is a prescription-only medication. Over-the-counter availability would risk inappropriate use and contribute to antibiotic resistance. Prescriptions ensure use is medically necessary and monitored by healthcare professionals. Strict prescription control ensures correct application, dosage, and duration, minimizing risks. Following medical advice is essential for the safe and effective use of Keflex. For more detailed information, the Mayo Clinic provides comprehensive resources. Access to professional guidance remains paramount in ensuring patient safety and treatment success.