PSE relieves congestion by making the blood vessels in your nasal passages narrower. This opens up your nasal passages and allows your sinuses to drain. As a result, your nasal passages are clearer and you breathe more easily. Most forms of Sudafed only contain pseudoephedrine. Any additional side effects, interactions, or warnings caused by naproxen sodium are not covered in this article. Instead, they contain a different active ingredient called phenylephrine.
All forms of Sudafed are taken by mouth. Below are dosage instructions for the different kinds of Sudafed. Like most drugs, Sudafed may cause side effects. Some of these side effects may go away as your body gets used to the medication. An interaction is when a substance changes the way a drug works. This can be harmful or prevent the drug from working well. Also, before taking Sudafed, be sure to tell your doctor if you take any of the following medications:.
Sudafed is safe for many people. However, you should avoid it if you have certain health conditions, which may get worse if you take Sudafed. Before using Sudafed, be sure to tell your doctor if you have:. There are concerns of misuse with Sudafed because it can be used to make illegal methamphetamine, a very addictive stimulant. However, Sudafed itself is not addictive. There are also no warnings against drinking alcohol while taking Sudafed. However, in rare cases, alcohol may increase certain side effects of Sudafed, such as dizziness.
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This content does not have an English version. This content does not have an Arabic version. See more conditions. In rare cases, it's possible to have a serious allergic reaction anaphylaxis to pseudoephedrine. Pseudoephedrine is not recommended in pregnancy because it can reduce the blood flow in the placenta and to the baby. Pseudoephedrine is not recommended to take while you're breastfeeding. It passes into breast milk, but only in small amounts that are not harmful to the baby. Pseudoephedrine can reduce the amount of milk you make, especially if you have not been breastfeeding for long.
If you're taking pseudoephedrine mixed with other medicines, you must check with a pharmacist or doctor whether it's safe to breastfeed.
Some medicines and pseudoephedrine interfere with each other and increase the chances of you having side effects. Pseudoephedrine is sometimes mixed with painkillers, such as cough and cold remedies. Before taking any other medicines, check the label to see if they contain aspirin, paracetamol or ibuprofen. There's very little information about taking herbal remedies and supplements with pseudoephedrine. Tell a doctor or pharmacist if you're taking any other medicines, including herbal remedies, vitamins or supplements.
Pseudoephedrine works by reducing the swelling of blood vessels in your nose. This helps mucus and air flow more freely in the cavities in your nose sinuses , helping you to breathe more easily.
Pseudoephedrine starts to work in 15 to 30 minutes, but you should feel a lot better after 30 to 60 minutes. Pseudoephedrine can be taken for a few days, usually up to 5 to 7 days, for the short-term relief of a stuffy or blocked nose. Decongestants should only be used for a short time, usually less than 10 days. Only take pseudoephedrine for longer than 10 days if a doctor has said it's OK. Pseudoephedrine works by narrowing the blood vessels in your nose, but it also narrows the blood vessels in other parts of your body.
If you have any heart problems or you're worried about this, speak to a pharmacist or doctor about a different treatment. It's a good idea to limit food and drink containing caffeine such as coffee, tea, cola and chocolate. Caffeine can increase your risk of side effects, like feeling more restless or shaky and increasing your heartbeat.
Pseudoephedrine does not affect any type of regular contraception, including the combined pill or emergency contraception. No, there's no evidence that pseudoephedrine affects fertility in men or women. Pseudoephedrine does not affect your ability to drive or ride a bike. Page last reviewed: 22 August Next review due: 22 August Pseudoephedrine including Sudafed On this page About pseudoephedrine Key facts Who can and cannot take pseudoephedrine How and when to take it Side effects How to cope with side effects Pregnancy and breastfeeding Cautions with other medicines Common questions.
About pseudoephedrine Pseudoephedrine is a decongestant that relieves a stuffy or blocked nose nasal congestion. This can happen when you have: a cold the flu allergies such as hay fever a sinus infection sinusitis You can buy pseudoephedrine from pharmacies and supermarkets. It comes as tablets, capsules and a liquid that you swallow. Help us improve our website Can you answer a quick question about your visit today?
Pseudoephedrine usually starts to work in 15 to 30 minutes Common side effects include feeling sick, headaches, a dry mouth, a fast or irregular heartbeat, or increased blood pressure.
It might also make you feel restless, nervous or shaky. Pseudoephedrine is also called by the brand names Sudafed or Galpseud Linctus. Important Do not give pseudoephedrine to children under 6 years. Tell a pharmacist or doctor if you have: ever had an allergic reaction to pseudoephedrine or other medicines in the past high blood pressure hypertension heart disease taken medicines for depression known as monoamine oxidase inhibitors MAOIs in the last 2 weeks diabetes an overactive thyroid gland hyperthyroidism glaucoma increased pressure in the eye an enlarged prostate men with difficulty peeing or needing to pee often liver or kidney problems.
The usual dose depends on the medicine you're taking. Important If you have bought pseudoephedrine or any medicine containing pseudoephedrine from a pharmacy or supermarket, follow the instructions that come with the packet or ask a pharmacist for advice.
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