The medicine "Cephalexin" is included in the group of cephalosporin antibiotics of the first generation. The medication has a bactericidal effect, it can disrupt the synthesis of microorganisms in the cell walls. The cephalexin antibiotic is resistant to lactamases, staphylococcus penicillinase, but is prone to destruction by cephalosporinase.
The medication, having a wide spectrum of effects, is active against various microorganisms, gram-positive, gram-negative, radiant mushrooms.
The drug is absorbed quite quickly and well. The drug reaches its maximum concentration an hour after administration. Eating may slow absorption, without affecting the completeness of absorption. The therapeutic concentration of the drug lasts for four to six hours.
The distribution of the drug "Cephalexin" (instructions indicate this) is carried out relatively evenly across the fluids and tissues in the body. The medicine is able to penetrate into breast milk, through the placenta. In a certain amount, the medication can be found in the amniotic fluid.
The medicine “Cephalexin”, the instruction recommends for infections in the upper and lower parts of the respiratory system (lung abscess or empyema, bronchopneumonia, exacerbation of chronic and acute pneumonia, tonsillitis, pharyngitis, bronchitis, sinusitis, otitis media (average)). Indications include diseases of the infectious nature of the genitourinary system (vulvaginitis, gonorrhea, epididymitis, endometritis, cystitis, prostatitis, pyelonephritis, urethritis), soft tissues, joints, bones, skin (osteomyelitis, lymphadenitis, phlegmon, lymphogenitis, pyoderma, abscess, .
The drug "Cephalexin" recommends taking the instructions for half an hour - an hour before meals. Drink the medicine with water.
For adults, in accordance with the course of the disease, various dosage regimens have been developed. Cephalexin tablets are usually prescribed twice a day. The recommended dose is from 250 to 1000 mg per dose. At least one or two grams of the drug should be taken per day. If necessary, the dosage of the medicine "Cephalexin" instruction allows you to increase up to four grams per day.
The duration of therapy is from seven to fourteen days. In diseases provoked by beta-hemolytic streptococcus A-group, treatment lasts at least ten days.
The drug "Cephalexin" in tablet form is admitted to admission from ten years. For children under 10 years of age, a suspension is prescribed.
Dosage is calculated according to weight. With a child weighing less than forty kilograms per day, twenty-five to one hundred milligrams per kilogram are recommended. It should be taken four times a day.
With otitis media (average), children are prescribed seventy-five milligrams per kilogram of weight. It is recommended to take four times a day.
With streptococcal pharyngitis, infections of soft tissues, skin, the frequency of administration is twice a day.
In severe infections, the daily dosage may be increased to one hundred milligrams per kilogram. The frequency of admission is up to six times a day.
The use of the drug "Cephalexin", like any medicine, can provoke side effects. Most often, an allergic reaction is noted in the form of edema, rashes, anaphylactic shock. Undesirable manifestations include abdominal pain, toxic hepatitis, candidiasis (intestines, mouth, genitals), cholestatic jaundice, pseudomembranous colitis. In some cases, excitement, convulsive state, weakness, dizziness may be noted.
During lactation and pregnancy, the advisability of taking the medicine "Cephalexin" is determined by the doctor.
Before taking the medicine, it is recommended that you familiarize yourself with the annotation, identify the absence or presence of contraindications to the medication.