Generic drugs usually cost less. In some cases, they may not be available in every strength or form as their brand-name versions. Amoxicillin is an antibiotic. Amoxicillin may be used as part of a combination therapy. Amoxicillin belongs to a class of drugs called penicillins. A class of drugs is a group of medications that work in a similar way. These drugs are often used to treat similar conditions.
Amoxicillin oral tablet can interact with other medications, vitamins , or herbs you may be taking. An interaction is when a substance changes the way a drug works. This can be harmful or prevent the drug from working well. To help avoid interactions, your doctor should manage all of your medications carefully. Taking amoxicillin with certain medications raises your risk of side effects from amoxicillin.
This is because the amount of amoxicillin in your body may be increased. Examples of these drugs include:. Taking amoxicillin with certain medications raises your risk of side effects from these medications. Amoxicillin increases the amount of these drugs in your body. Examples of these drugs include drugs to treat blood clots. If you use them with amoxicillin, you have a higher risk of bleeding. When amoxicillin is less effective: When amoxicillin is used with certain drugs, it may not work as well.
This is because the amount of amoxicillin in your body may be decreased. When other drugs are less effective: When certain drugs are used with amoxicillin, they may not work as well. This is because the amount of these drugs in your body may be decreased. However, because drugs interact differently in each person, we cannot guarantee that this information includes all possible interactions.
If you have an allergic reaction, call your doctor or local poison control center right away. If your symptoms are severe, call or go to the nearest emergency room. Taking it again could be fatal cause death.
For people with mononucleosis mono or kissing disease : Amoxicillin raises your risk of developing a severe rash. For people with diabetes : Amoxicillin may cause you to have a false-positive reaction when testing for glucose sugar in the urine. Talk with your doctor about how to manage your blood sugar while taking amoxicillin. For people with kidney disease : If you have severe kidney disease, your kidneys may not clear this drug from your body quickly.
As a result, levels of amoxicillin may build up in your body. To help prevent this, your doctor may give you a lower dose of this drug. For pregnant women: Amoxicillin is a category B pregnancy drug. That means two things:. Animal studies do not always predict the way humans would respond. Therefore, this drug should only be used in pregnancy if clearly needed. For women who are breastfeeding: Amoxicillin may pass into breast milk and may cause side effects in a child who is breastfed.
Talk to your doctor if you breastfeed your child. You may need to decide whether to stop breastfeeding or stop taking this medication. For seniors: The kidneys of older adults may not work as well as they used to. This can cause your body to process drugs more slowly. As a result, more of a drug stays in your body for a longer time. This raises your risk of side effects. Never take an extra dose to make up for a forgotten one.
If you forget doses often, it may help to set an alarm to remind you. You could also ask your pharmacist for advice on other ways to remember your medicines. Accidentally taking an extra dose of amoxicillin is unlikely to harm you or your child. Speak to your pharmacist or doctor if you're worried or you take more than 1 extra dose. Like all medicines, amoxicillin can cause side effects, although not everyone gets them. These common side effects happen in around 1 in 10 people.
Keep taking the medicine, but talk to your doctor or pharmacist if these side effects bother you or don't go away:. Some of these serious side effects can happen up to 2 months after finishing the amoxicillin. Mild allergic reactions can usually be successfully treated by taking antihistamines.
In rare cases, amoxicillin can cause a serious allergic reaction anaphylaxis. These are not all the side effects of amoxicillin. For a full list see the leaflet inside your medicines packet. It's usually safe to take amoxicillin during pregnancy and while breastfeeding. Tell your doctor if you're taking these medicines before you start taking amoxicillin :. There are no known problems with taking herbal remedies and supplements alongside amoxicillin.
Tell your doctor or pharmacist if you're taking any other medicines, including herbal medicines, vitamins or supplements. Amoxicillin is a similar antibiotic to penicillin. It works by killing the bacteria that cause the infection. It's very important that you keep taking amoxicillin until your course is finished. Do this even if you feel better. It will help stop the infection coming back. Tell your doctor if you don't start feeling better after taking amoxicillin for 3 days.
Also tell them if, at any time, you start to feel worse. Some people get a fungal infection called thrush after taking a course of antibiotics like amoxicillin. It happens because antibiotics kill the normal harmless bacteria that help to protect you against thrush.
Amoxicillin doesn't stop contraceptive pills working, including the combined pill or emergency contraception. However, if amoxicillin makes you vomit or have severe diarrhoea 6 to 8 watery poos in 24 hours for more than 24 hours, your contraceptive pills may not protect you from pregnancy. Look on the pill packet to find out what to do. Read more about what to do if you're on the pill and you're being sick or have diarrhoea.
There's no firm evidence to suggest that taking amoxicillin will reduce fertility in either men or women. However, speak to a pharmacist or your doctor before taking it if you're trying to get pregnant. If you or your child take amoxicillin as a liquid medicine, it can stain your teeth. This doesn't last and should go after brushing your teeth well.
It's possible that a straightforward urinary tract infection UTI may clear up on its own without any treatment. However, it's usually best to treat a UTI with an antibiotic, or it could spread to the kidneys and lead to more serious problems. Although they won't do any harm, there's little evidence to show drinking cranberry juice or taking cranberry supplements helps treat or prevent UTIs.
Page last reviewed: 23 November Next review due: 23 November If your symptoms do not improve or get worse, call your doctor.
Take amoxicillin until you finish the prescription, even if you feel better. If you stop taking amoxicillin too soon or skip doses, your infection may not be completely treated and the bacteria may become resistant to antibiotics.
Amoxicillin also is sometimes used to treat Lyme disease, to prevent anthrax infection after exposure, and to treat anthrax infection of the skin. Talk with your doctor about the possible risks of using this medication for your condition. This medication may be prescribed for other uses; ask your doctor or pharmacist for more information.
Take the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule.
Do not take a double dose to make up for a missed one. Amoxicillin may cause other side effects. Call your doctor if you have any unusual problems while taking this medication. Keep this medication in the container it came in, tightly closed, and out of reach of children.
Store the capsules and tablets at room temperature and away from excess heat and moisture not in the bathroom. The liquid medication preferably should be kept in the refrigerator, but it may be stored at room temperature. Do not freeze. Dispose of any unused liquid medication after 14 days. It is important to keep all medication out of sight and reach of children as many containers such as weekly pill minders and those for eye drops, creams, patches, and inhalers are not child-resistant and young children can open them easily.
To protect young children from poisoning, always lock safety caps and immediately place the medication in a safe location — one that is up and away and out of their sight and reach. Unneeded medications should be disposed of in special ways to ensure that pets, children, and other people cannot consume them.
However, you should not flush this medication down the toilet. Instead, the best way to dispose of your medication is through a medicine take-back program.
In case of overdose, call the poison control helpline at If the victim has collapsed, had a seizure, has trouble breathing, or can't be awakened, immediately call emergency services at Keep all appointments with your doctor and the laboratory.
Your doctor may order certain lab tests to check your body's response to amoxicillin.
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