Carry on taking doxycycline until you've completed the course, even if you feel better. If you stop your treatment early, the infection could come back - or you may no longer be protected against malaria. Always swallow your doxycycline capsule whole and have it with a full glass of water a medium sized glass — ml. You can take this medicine with or without food. However you're less likely to feel sick if you have it with food.
It's important to take doxycycline while you're in an upright position. You can be sitting, standing or walking. This will stop the medicine irritating your food pipe or stomach. If you forget to take a dose, take it as soon as you remember, unless it's nearly time for your next dose. In this case, just leave out the missed dose and take your next dose as normal. Never take 2 doses at the same time. Never take an extra dose to make up for a forgotten one.
If you often forget doses, 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. Speak to your pharmacist or doctor if you're worried or you take more than 1 extra dose.
Like all medicines, doxycycline 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:. Allergic reactions to doxycycline are common and occur in more than 1 in people.
In rare cases, doxycycline can cause a serious allergic reaction anaphylaxis. These are not all the side effects of doxycycline. For a full list see the leaflet inside your medicines packet.
Doxycycline is not normally recommended in pregnancy or when breastfeeding. Tell your doctor if you're taking these medicines before you start taking doxycycline:. Typhoid vaccine given by mouth may not work properly if you're taking doxycycline.
If you need a typhoid vaccine while taking doxycycline, your doctor or nurse will give it by injection.
There are no known problems with taking herbal remedies and supplements with doxycycline. Tell your doctor or pharmacist if you're taking any other medicines, including herbal medicines, vitamins or supplements.
Doxycycline is from a group of medicines called tetracycline antibiotics. These antibiotics kill bacteria by stopping them from making the proteins that they need to survive.
It's very important that you keep taking doxycycline until you finish your medicine. Do this even if you feel better. It will help stop the infection coming back.
If you have rosacea, doxycycline works slowly to treat it. Your doctor will usually review you after 4 to 6 weeks to check how well the medicine is working. If you are taking doxycycline for any other infection, tell your doctor if you don't start feeling better after 3 days. Also tell them if, at any time, you start to feel worse. If you are taking doxycycline to prevent malaria, you will not feel any different.
You should take doxycycline as prescribed, and continue taking it for 4 weeks after leaving the area where there is malaria. Some people get a fungal infection called thrush after taking a course of antibiotics like doxycycline. Antibiotics kill the normal harmless bacteria that help to protect you against thrush.
Doxycycline does not affect any type of contraception, including the contraception pill and emergency contraception. However, if doxycycline makes you vomit or have severe diarrhoea for more than 24 hours, your combined pill may not protect you from pregnancy. Look on the pill packet to find out what to do. Doxycycline is an antibiotic drug that kills a wide, weird and wonderful range of bugs that are often difficult to treat with other antibiotics. Unlike many other antibiotics, doxycycline penetrates deep into our tissues and ends up inside our cells, where it can kill these bugs.
The reason doxycycline kills bacteria and parasites, but not our own cells, is that ours have a different type of ribosome to these simpler organisms.
Because doxycycline kills a wide range of bacteria that can infect the respiratory system, it is commonly prescribed for pneumonia and bronchitis. It is also widely used for treating acne and infections of the urinary and genital systems. It is usually taken orally as tablets or capsules but can also very occasionally be given as an intravenous injection.
Doxycycline continues to exert its effects for some time after being taken. Its most widespread use as prophylaxis is for tourists and other travellers such as military personnel going to tropical countries where it is used to protect primarily against malaria.
It may also provide additional protection from common bacterial causes of diarrhoea. To be effective in preventing infection, it needs to be taken once a day during the time the person is at risk.
These drugs are often used to treat similar conditions. This drug works by blocking a bacterial protein from being made. It does this by binding to certain units of the protein.
This stops the protein from growing and treats your infection. Doxycycline 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.
Do not use these drugs with doxycycline. Doing so can cause dangerous effects in your body. Examples of these drugs include:. When you take doxycycline with certain drugs, doxycycline may not work as well to treat your condition. This is because the amount of doxycycline in your body may be decreased.
Examples of drugs that can cause this type of interaction include:. Taking doxycycline with certain medications raises your risk of side effects from these drugs. An example of a drug that could cause this type of interaction is:. However, because drugs interact differently in each person, we cannot guarantee that this information includes all possible interactions.
Always speak with your healthcare provider about possible interactions with all prescription drugs, vitamins, herbs and supplements, and over-the-counter drugs that you are taking. 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.
This means it may not work as well to treat your condition. Some foods that are high in calcium include milk and cheese. If you eat or drink these items, do so at least one hour before taking this drug or one hour after taking this drug. For women of childbearing age who are overweight: You have a higher risk of high blood pressure inside of your skull from this drug. Ask your doctor if this drug is right for you.
For people with a history of intracranial hypertension: You have a higher risk of high blood pressure inside of your skull from this drug. For pregnant women: There are no adequate studies on the use of doxycycline in pregnant women. Ask your doctor to tell you about the specific risk to the pregnancy. Call your doctor right away if you become pregnant while taking this drug.
For women who are breastfeeding: Doxycycline passes 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. For children: This drug may cause tooth discoloration at the time teeth are developing. This drug should not be used in children who are 8 years of age or younger unless the potential benefit outweighs the risk.
In these children, its use is recommended for the treatment of severe or life-threatening conditions such as anthrax or Rocky Mountain spotted fever, and when no other treatments are available or have been shown to work.
0コメント