Question: What Are The 5 Classes Of Antibiotics?

What are the 7 types of antibiotics?

The main types of antibiotics include:Penicillins – for example, phenoxymethylpenicillin, flucloxacillin and amoxicillin.Cephalosporins – for example, cefaclor, cefadroxil and cefalexin.Tetracyclines – for example, tetracycline, doxycycline and lymecycline.Aminoglycosides – for example, gentamicin and tobramycin.More items…•.

How can antibiotics be classified?

Antibiotics can be categorized by their spectrum of activity—namely, whether they are narrow-, broad-, or extended-spectrum agents. Narrow-spectrum agents (e.g., penicillin G) affect primarily gram-positive bacteria.

What is the strongest antibiotic for infection?

Which Antibiotic Will Work Best?Amoxicillin/augmentin.Ceftriaxone (Rocephin)Cephalexin (Keflex)Ciprofloxacin (Cipro)Fosfomycin (Monurol)Levofloxacin (Levaquin)Nitrofurantoin (Macrodantin, Macrobid)Trimethoprim/sulfamethoxazole (Bactrim, Septra)

How can I get antibiotics without going to the doctor?

Antibiotics are not available without a prescription in the United States. You will need to talk to a doctor or nurse practitioner to get a prescription. You can do this in person, over the phone, or over video.

How many classes of antibiotics are there?

Between 1940 and 1962, more than 20 new classes of antibiotics were marketed. Since then, only two new classes have reached the market.

Which is most widely used antibiotics?

Beta-lactam antibiotics are the most widely used class of drugs for the treatment of bacterial infections. They include penicillin and its derivatives, such as methicillin and amoxicillin, as well as other groups of antibiotics known as the cephalosporins, carbapenems, and monobactams.

What is the safest antibiotic?

Penicillins are the oldest of the antibiotics and are generally safe (but they can cause side effects such as diarrhea, skin rash, fever and more). FQs are the newest group of antibiotics.

What can I take instead of antibiotics?

Hold the prescription: Try these 7 natural antibiotics insteadGoldenseal. Commonly consumed as a tea or taken as a supplement, the herb goldenseal (Hydrastis canadensis) is often combined with echinacea for the prevention or treatment of the common cold. … Pau d’arco. … Myrrh. … Oregano. … Thyme essential oil. … Neem oil. … Anise.

What are the five major classes of antibiotics?

Classes of antibiotics include the following:Aminoglycosides.Carbapenems.Cephalosporins.Fluoroquinolones.Glycopeptides and lipoglycopeptides (such as vancomycin)Macrolides (such as erythromycin and azithromycin)Monobactams (aztreonam)Oxazolidinones (such as linezolid and tedizolid)More items…