Bronchitis - Fluoroquinolone Antibiotics Classification, Uses and Side Effects
The fluoroquinolones are a relatively new group of antibiotics. Fluoroquinolones were first introduced in 1986, but they are really modified quinolones, a class of antibiotics, whose accidental discovery occurred in the early 1960.
Because of concern about hepatotoxicity, trovafloxacin therapy should be reserved for life- or limb-threatening infections requiring inpatient treatment (hospital or long-term care facility), and the drug should be taken for no longer than 14 days. 
Urinary tract infections (norfloxacin, lomefloxacin, enoxacin, ofloxacin, ciprofloxacin, levofloxacin, gatifloxacin, trovafloxacin) Lower respiratory tract infections (lomefloxacin, ofloxacin, ciprofloxacin, trovafloxacin) Skin and skin-structure infections (ofloxacin, ciprofloxacin, levofloxacin, trovafloxacin) Urethral and cervical gonococcal infections (norfloxacin, enoxacin, ofloxacin, ciprofloxacin, gatifloxacin, trovafloxacin) Prostatitis (norfloxacin, ofloxacin, trovafloxacin) Acute sinusitis (ciprofloxacin, levofloxacin, gatifloxacin, moxifloxacin (Avelox), trovafloxacin) Acute exacerbations of chronic bronchitis (levofloxacin, sparfloxacin (Zagam), gatifloxacin, moxifloxacin, trovafloxacin) Community-acquired pneumonia (levofloxacin, sparfloxacin, gatifloxacin, moxifloxacin, trovafloxacin) It would be hopeless trying to get people who are not interested in knowing more about Bronchitis to read articles pertaining to it. Only people interested in Bronchitis will enjoy this article.
The fluoroquinolones are a family of synthetic, broad-spectrum antibacterial agents with bactericidal activity. The parent of the group is nalidixic acid, discovered in 1962 by Lescher and colleagues. The first fluoroquinolones were widely used because they were the only orally administered agents available for the treatment of serious infections caused by gram-negative organisms, including Pseudomonas species. A lot of imagination is required in writing. People may think that writing on Chronic Bronchitis is very easy; on the contrary, knowledge and imagination has to be merged to create an interesting composition.
Because of their expanded antimicrobial spectrum, third-generation fluoroquinolones are useful in the treatment of community-acquired pneumonia, acute sinusitis and acute exacerbations of chronic bronchitis, which are their primary FDA-labeled indications. The third-generation fluoroquinolones include levofloxacin, gatifloxacin, moxifloxacin and sparfloxacin.
Second Generation
The second-generation fluoroquinolones have increased gram-negative activity, as well as some gram-positive and atypical pathogen coverage. Compared with first-generation quinolones, these drugs have broader clinical applications in the treatment of complicated urinary tract infections and pyelonephritis, sexually transmitted diseases, selected pneumonias and skin infections.
Conditions treated with Fluoroquinolones: indications and uses The newer fluoroquinolones have a wider clinical use and a broader spectrum of antibacterial activity including gram-positive and gram-negative aerobic and anaerobic organisms. Some of the newer fluoroquinolones have an important role in the treatment of community-acquired pneumonia and intra-abdominal infections. The serum elimination half-life of the fluoroquinolones range from 3 -20 hours, allowing for once or twice daily dosing. Reading is a habit that has to be cultivated from a small age. Only if one has the habit of reading can one acquire more knowledge on things like Bronchitis.
Fluoroquinolones Advantages:
Ease of administration Daily or twice daily dosing Excellent oral absorption Excellent tissue penetration Prolonged half-lives Significant entry into phagocytic cells Efficacy Overall safety This article has been written with the intention of showing some illumination to the meaning of Chronic Bronchitis. This is so that those who don't know much about Chronic Bronchitis can learn more about it.
First Generation
The first-generation agents include cinoxacin and nalidixic acid, which are the oldest and least often used quinolones. These drugs had poor systemic distribution and limited activity and were used primarily for gram-negative urinary tract infections. Cinoxacin and nalidixic acid require more frequent dosing than the newer quinolones, and they are more susceptible to the development of bacterial resistance. The length of an article is rather immaterial about its response from people. People are more interested in the matter about Chronic Bronchitis, and not length.
Gastrointestinal Effects
The most common adverse events experienced with fluoroquinolone administration are gastrointestinal (nausea, vomiting, diarrhea, constipation, and abdominal pain), which occur in 1 to 5% of patients. CNS effects. Headache, dizziness, and drowsiness have been reported with all fluoroquinolones. Insomnia was reported in 3-7% of patients with ofloxacin. Severe CNS effects, including seizures, have been reported in patients receiving trovafloxacin. Seizures may develop within 3 to 4 days of therapy but resolve with drug discontinuation. Although seizures are infrequent, fluoroquinolones should be avoided in patients with a history of convulsion, cerebral trauma, or anoxia. No seizures have been reported with levofloxacin, moxifloxacin, gatifloxacin, and gemifloxacin. With the older non-fluorinated quinolones neurotoxic symptoms such as dizziness occurred in about 50% of the patients. Phototoxicity. Exposure to ultraviolet A rays from direct or indirect sunlight should be avoided during treatment and several days (5 days with sparfloxacin) after the use of the drug. The degree of phototoxic potential of fluoroquinolones is as follows: lomefloxacin > sparfloxacin > ciprofloxacin > norfloxacin = ofloxacin = levofloxacin = gatifloxacin = moxifloxacin. Musculoskeletal effects. Concern about the development of musculoskeletal effects, evident in animal studies, has led to the contraindication of fluoroquinolones for routine use in children and in women who are pregnant or lactating. Tendon damage (tendinitis and tendon rupture). Although fluoroquinolone-related tendinitis generally resolves within one week of discontinuation of therapy, spontaneous ruptures have been reported as long as nine months after cessation of fluoroquinolone use. Potential risk factors for tendinopathy include age >50 years, male gender, and concomitant use of corticosteroids. Hepatoxicity. Trovafloxacin use has been associated with rare liver damage, which prompted the withdrawal of the oral preparations from the U.S. market. However, the IV preparation is still available for treatment of infections so serious that the benefits outweigh the risks. Cardiovascular effects. The newer quinolones have been found to produce additional toxicities to the heart that were not found with the older compounds. Evidence suggests that sparfloxacin and grepafloxacin may have the most cardiotoxic potential. Hypoglycemia/Hyperglycemia. Recently, rare cases of hypoglycemia have been reported with gatifloxacin and ciprofloxacin in patients also receiving oral diabetic medications, primarily sulfonylureas. Although hypoglycemia has been reported with other fluoroquinolones (levofloxacin and moxifloxacin), the effects have been mild. Hypersensitivity. Hypersensitivity reactions occur only occasionally during quinolone therapy and are generally mild to moderate in severity, and usually resolve after treatment is stopped.
The newer fluoroquinolones have a wider clinical use and a broader spectrum of antibacterial activity including gram-positive and gram-negative aerobic and anaerobic organisms. Some of the newer fluoroquinolones have an important role in the treatment of community-acquired pneumonia and intra-abdominal infections.
Side Effects
The fluoroquinolones as a class are generally well tolerated. Most adverse effects are mild in severity, self-limited, and rarely result in treatment discontinuation. However, they can have serious adverse effects.
Second-generation agents include ciprofloxacin, enoxacin, lomefloxacin, norfloxacin and ofloxacin. Ciprofloxacin is the most potent fluoroquinolone against P. aeruginosa. Ciprofloxacin and ofloxacin are the most widely used second-generation quinolones because of their availability in oral and intravenous formulations and their broad set of FDA-labeled indications.
Fluoroquinolones disadvantages: Tendonitis or tendon rupture Multiple drug interactions Not used in children Newer quinolones produce additional toxicities to the heart that were not found with the older agents The more interesting an article, the more takers there are for the article. So we have made it a point to make this article on Bronchitis as interesting as possible!
Fluoroquinolones are approved for use only in people older than 18. They can affect the growth of bones, teeth, and cartilage in a child or fetus. The FDA has assigned fluoroquinolones to pregnancy risk category C, indicating that these drugs have the potential to cause teratogenic or embryocidal effects. Giving fluoroquinolones during pregnancy is not recommended unless the benefits justify the potential risks to the fetus. These agents are also excreted in breast milk and should be avoided during breast-feeding if at all possible.
Third Generation
The third-generation fluoroquinolones are separated into a third class because of their expanded activity against gram-positive organisms, particularly penicillin-sensitive and penicillin-resistant S. pneumoniae, and atypical pathogens such as Mycoplasma pneumoniae and Chlamydia pneumoniae. Although the third-generation agents retain broad gram-negative coverage, they are less active than ciprofloxacin against Pseudomonas species.
All of the fluoroquinolones are effective in treating urinary tract infections caused by susceptible organisms. They are the first-line treatment of acute uncomplicated cystitis in patients who cannot tolerate sulfonamides or TMP, who live in geographic areas with known resistance > 10% to 20% to TMP-SMX, or who have risk factors for such resistance. The more readers we get to this writing on Chronic Bronchitis, the more encouragement we get to produce similar, interesting articles for you to read. So read on and pass it to your friends.
Fourth Generation
The fourth-generation fluoroquinolones add significant antimicrobial activity against anaerobes while maintaining the gram-positive and gram-negative activity of the third-generation drugs. They also retain activity against Pseudomonas species comparable to that of ciprofloxacin. The fourth-generation fluoroquinolones include trovafloxacin (Trovan).
First, the Cause:
Acute bronchitis may become chronic if it is not properly treated and relieved. When a cold is allowed to continue, the infection may extend down into the lungs and become chronic. Occasionally, if it is not cured, it may encourage the development of tuberculosis or some other serious chronic lung disease.
"Side Effects"
It cleanses the blood and can be used healing most everything as it boosts the immune system. Licorice: Used for lung and throat problems. Bronchitis, coughs and congestion, ect. It has been shown to support antiviral activity, support the stress response, as well as inflammatory response Learning about things is what we are living here for now. So try to get to know as much about everything, including Bronchitis Coughs whenever possible.
Some forms of stomach trouble may be a cause of bronchitis and even pneumonia. This is particularly true of those persons who bring up acid and other stomach contents into the mouth while asleep, and then aspirate it into their lungs.
- Echinacea: Strengthen the immune system and to help the body promote the overall health of the upper respiratory tract.
- Also relieves sore throat.
- People always think that they know everything about everything; however, it should be known that no one is perfect in everything.
- There is never a limit to learning; even learning about Bronchitis.
The Natural Treatment:
If the person is a smoker the most important thing is to stop smoking (read the nicotine addiction guide). Eat alkaline foods. Fruit juices of all kinds, especially pineapple, lemon, orange, and grape fruit are best, as they help to loosen and cut the phlegm.
- Everyone should keep herbs on hand for colds and influenza and not let them develop into chronic bronchial trouble.
- Medicinal Herbs Sage: Used for bronchitis and al kinds of lung trouble and throat sicknesses.
- The best way of gaining knowledge about Acute Bronchitis is by reading as much about it as possible.
- This can be best done through the Internet.
"Side Effects"
It's a good remedy for many health problems. It could almost be called a "cure-all." It's good for colds, influenza, asthma, coughs. It soothes nerves, help liver and kidneys, and helps most all stomach problems. Never be reluctant to admit that you don't know. There is no one who knows everything. So if you don't know much about Bronchitis Coughs, all that has to be done is to read up on it!
Bronchitis is identified as being either chronic or acute. Acute bronchitis usually is limited into ration to anywhere from a few days to a week or two. It's often accompanied by flu like symptoms. Once ill, you can expect to have several days, with limited or no productivity, and even more time not performing at your best. While chronic bronchitis tends to last months or even years, the symptoms are much less pronounced and debilitating.
- Wash your hands.
- You can dramatically cut the risk of catching many common illnesses through careful handwashing and the use of hand sanitizers.
A business situation, you often see many people coming to work ill claiming it's all for the good of the company. While I'm certain they have the best of intentions, viral influenza (flu) can be spread through direct person-to-person contact or indirectly in the air and on hard surfaces. This means that if someone who's sick coughs and doesn't cover their mouth, they can put everyone at the workplace at risk for contracting the illness.
There are many chemicals, fumes and particle dust that can irritate and compromise bronchial passages. None more so however than smoking. None of these tips should be considered absolute and should be used with a good dose of common sense. While walking around with a scuba tank and rubber gloves may be excessive, many of these tips can go a long way in limiting your exposure to viruses that can result in the flu or even bronchitis.
Be aware of people around you who don't cover their mouths when they cough. Tried either avoid them or keep your distance when possible. 9. Avoid smoking and smoke whenever possible. Now that we think about it, Acute Bronchitis Bacterial are not actually that difficult a topic to write about. Just looking at the word, ideas form in people's minds about the meaning and usage of Acute Bronchitis Bacterial.
Use Care in the Restroom
No guys, I'm not talking about your aim. Consider all surfaces suspect. That toilet or urinal handle has been used by many people before they wash their hands. Heck, it's no secret that many people use public restrooms and not wash their hands of all. I suggest that when finished, thoroughly wash your hands than using the paper towel you dried them with, open the restroom door when you leave. You can then discreetly dispose of the towel anywhere, but have effectively limited your exposure to potential viral infections.
- Get a flu shot.
- Acute bronchitis can begin with an illness caused by a common influenza virus.
- Getting an annual vaccination can help protect you from influenza (the flu) and bronchitis.
- Although most flu is viral in nature and therefore contagious, some acute bronchitis is bacterial and not contagious.
- Unfortunately, you need a medical degree and some tests to determine if someone who is ill is also contagious.
- The tips below should be considered as a strategy to limit your potential exposure to viruses that could make you sick.
A Feeling of Tightness or Constriction in Your Chest 2. Usually a Sore Throat 3. Congestion 4. Wheezing and Difficulty Breathing 5. A Low to Mid Grade Fever It was really tough getting information about anything previously. Now with the advent of the Internet, anyone can access any information at any time of the day.
Clean Your Equipment
If you share an office cubicle, keyboard or telephone, use sanitizing hand wipes before starting your shift 3. Do virtual meetings. When possible, attend meetings virtually using a conference call system. The last time you are in contact with groups of people, the less risk of contracting an illness. There are no boundaries on countries for one to access information about Chronic Bronchitis through the Internet. All one has to do is to surf, and then the required matter is availed!
Use a paper towel to open doors. Remember the coffee cup example above in the break room? Same is true for doorknobs. If you can use a throwaway paper towel to open doors without looking like a germ obsessive crazy person, this is really a good idea.
.
Limit exposure to sick people During influenza season consider limiting your use of public areas like a break room, kitchen or cafeteria. 8. Cover your mouth. You actually learn more about Bronchitis Bacterial only with more reading on matters pertaining to it. So the more articles you read like this, the more you learn about Bronchitis Bacterial.
So consider someone who dutifully covers her mouth when she coughs. While in the break room, she been pours yourself a cup of coffee and sits at the table, transferring ultramicroscopic infectious material to both the coffee pot, coffee cup and table. Anyone coming into contact with any of these physical items could then theoretically be at risk of contracting the flu bug and becoming ill. You must have searched high and low for some matter for Bronchitis Bacterial, isn't it? That is the main reason we compiled this article for you to get that required matter!
Home
Search
Login
Register