Antivirals usually need to be taken early in the infection - usually in the first 24 to 72 hours - to be most effective. In complicated or prolonged viral infections, bacteria may invade as well, and cause what is known as a “secondary bacterial infection”, such as bacterial pneumonia. ...
How do you know if an ear infection is viral or bacterial? Bacterial Infections Symptoms persist longer than the expected 10-14 days a virus tends to last. Fever is higher than one might typically expect from a virus. Fever gets worse a few days into the illness rather than improving. How...
根据第二点后“Using antibiotics to treat viral infections may instead lead to an infection caused by resistant bacteria.( 使用抗生素治疗病毒感染可能会导致由耐药细菌引起的感染。)”可知,不适当使用抗生素可能导致细菌产生抗药性。故选B。 (2)题详解: 词义猜测题。根据划线单词前两句“Throw away unused ...
It’s all so confusing…But to unravel the misconceptions, you’ll need to understand the difference between a bacterial infection and a viral infection. You’ll also need to keep in mind that antibiotics will never be antivirals, and antivirals will never be antibiotics. So, what’s the ...
It’s not always obvious whether an infection is viral or bacterial. Sometimes, your doctor will do tests before deciding which treatment you need. Antibiotics Side Effects Since your gut is full of good and bad bacteria, antibiotics often affect your digestive system while treating an infection....
a wide variety of infections, it is important to realize that antibiotics only treatbacterialinfections. Antibiotics are useless against viral infections (for example, thecommon cold) and fungal infections(such asringworm). Your doctor can best determine if an antibiotic is right for your condition....
根据第三段Using antibiotics to treat viral infections may instead lead to an infection caused by resistant bacteria.使用抗生素治疗病毒感染反而可能导致由耐药细菌引起的感染。可知,抗生素使用不当可能导致细菌产生耐药,故选B.(2)A.词义猜测题。根据最后一段Call Poison Help at 1-800-222-1222 or check the...
Using antibiotics to treat viral infections may instead lead to an infection caused by resistant bacteria. Also, your child may develop diarrhea or other side effects.③How long does it take an antibiotic to work? Most bacterial infections improve within 48 to 72 hours of starting an antibiotic...
Unlike previous treatments for infections, which included poisons such as strychnine, antibiotics were labelled "magic bullets": drugs which targeted disease without harming the host. Antibiotics are not effective in viral, fungal and other nonbacterial infections, and individual antibiotics vary widely ...
The relationship between respiratory tract infection, especially viral infection, and exacerbations of airway diseases is very well established. However, research is required to find new ways to distinguish between the colonization and infective exacerbations of COPD to gain a better understanding of the...