Quick Answer: What Drug Class Is Keflex

Penicillin, erythromycin (Suprax), and first-generation cephalosporins such as cephalexin (Keflex, Keftab) are not recommended for treating acute sinusitis because of inadequate antimicrobial coverage of the major organisms..

Is Keflex safe?

Do not use Keflex to treat any condition that has not been checked by your doctor. Use this medicine for the full prescribed length of time, even if your symptoms quickly improve. Skipping doses can increase your risk of infection that is resistant to medication.

What is the closest thing to amoxicillin?

Antibiotics such as clarithromycin, doxycycline and erthyromycin may be safe alternatives for you.

What is the best antibiotic for a bacterial infection?

Bacterial infections are treated with antibiotics such as amoxicillin, erythromycin and ciprofloxacin. There are many different types of antibiotic, with different ways of working; the choice depends on the type of infection you have. Fungi commonly cause skin infections such as athlete’s foot and ringworm.

Is Keflex stronger than penicillin?

Keflex (cephalexin) is good for treating many bacterial infections, and is available as a generic. Treats bacterial infections. Penicillin VK (penicillin) is good at treating strep throat and is cheap, however, it can only be used for certain infections as many bacteria have developed resistance to it.

What kind of bacteria does Keflex treat?

KEFLEX is indicated for the treatment of respiratory tract infections caused by susceptible isolates of Streptococcus pneumoniae and Streptococcus pyogenes.

What does an allergic reaction to Keflex look like?

Contact your health care provider right away if you notice fevers or flu-like symptoms with a rash. The rash may be red or purple and then turn into blisters or peeling of the skin. Or, you might notice a red rash with swelling of the face, lips or lymph nodes in your neck or under your arms.

Is cephalexin a strong antibiotic?

Cephalexin is a first-generation, cephalosporin antibiotic. It belongs to a bigger classification of antibiotics known as beta-lactam antibiotics. It is generally effective against bacteria involved in upper and lower respiratory tract infections, otitis media, mastitis, and skin, bone, and joint infections.

What is the side effect of cephalexin 500mg?

Diarrhea, nausea, vomiting, or upset stomach may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly. Use of this medication for prolonged or repeated periods may result in oral thrush or a new yeast infection.

What should you not eat when taking cephalexin?

Acidic foods such as citrus juice, carbonated beverages, chocolate, antacids and tomato-based products such as ketchup can all interfere with drug absorption. Have your child avoid these several hours before and after taking the medication, said Seidman. With the exception of yogurt, avoid dairy, said Kohlstadt.

Is Keflex in the penicillin family?

These drugs belong to different drug classes. Keflex is a cephalosporin antibiotic and amoxicillin is a penicillin-type antibiotic.

Is Keflex good for sinus infection?

Results showed that cephalexin was effective in treating sinusitis and that adverse reactions were rare. Bacteriology results showed that many of the pathogens usually involved in infectious maxillary sinusitis were resistant to the recommended or frequently prescribed antibiotics.

How quickly does Keflex work?

Cephalexin antibiotic begins to kill the bacteria causing a skin infection very quickly. However, you may not notice the skin infection improving for 2 to 3 days. Follow the directions on your cephalexin medication bottle—and finish all doses of cephalexin, even after the skin infection looks and feels better.

What antibiotic is similar to Keflex?

Keflex (cephalexin)Keflex (cephalexin) Prescription only. … 9 alternatives.Bactrim (sulfamethoxazole / trimethoprim) Prescription only. … Cipro (ciprofloxacin) Prescription only. … Levaquin (levofloxacin) Prescription only. … Cleocin (clindamycin) Prescription only. … doxycycline (doxycycline) Prescription only. … Augmentin (amoxicillin / clavulanate)More items…

Can I take cephalexin 500mg 3 times a day?

Cefalexin is usually given three times a day. However, your doctor may have told you to give it twice or four times a day, which is based on your child’s age and severity of the infection.

Can you take cephalexin 500mg 4 times a day?

Dosage for respiratory tract infection 1–4 grams per day taken in divided doses. The usual dose is 250 mg taken every 6 hours, or a dose of 500 mg every 12 hours may be given. If you have a severe infection, your doctor may give you a larger dose. 1–4 grams per day taken in divided doses.

Does cephalexin treat kidney infection?

Antibiotics are the first line of treatment. Common antibiotics our doctors prescribe for kidney infection are: Amoxicillin, Bactrim, Cephalexin, Cipro, Clindamycin, Levaquin.

Does Keflex cause yeast infection?

If Keflex is used too long or too often, it could cause a yeast infection or oral thrush. Keflex shouldn’t be used with narcotic pain medicines because it could cause certain gastrointestinal symptoms to get worse. When someone is prescribed Keflex, they should take it exactly as instructed.

Who should not take Keflex?

You should not use this medicine if you are allergic to cephalexin or any other cephalosporin antibiotic (cefdinir, cefadroxil, cefoxitin, cefprozil, ceftriaxone, cefuroxime, Omnicef, and others). Tell your doctor if you have ever had: an allergy to any drug (especially penicillin); liver or kidney disease; or.

What is Keflex prescribed for?

This medication is used to treat a wide variety of bacterial infections. This medication is known as a cephalosporin antibiotic. It works by stopping the growth of bacteria. This medication will not work for viral infections (such as common cold, flu).

Does Keflex treat throat infection?

Common infections that cephalexin is used for include: Middle ear infections (otitis media) Tonsillitis. Throat infections.