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Fenafex medicine contains the main active ingredient is Fexofenadine 120mg and other excipients in sufficient quantities. The drug is used in the treatment of many signs and symptoms caused by allergic rhinitis such as runny nose, sneezing, itchy nose, ...
1. What is Fenafex?
What is Fenafex? Fenafex medicine contains the main active ingredient is Fexofenadine 120mg and other excipients in sufficient quantities. The drug is used in the treatment of many signs and symptoms caused by allergic rhinitis such as runny nose, sneezing, itchy nose, ...
Fenafex drug is made in the form of tablets, suitable for use drugs by direct oral route. Packing is a box of 10 blisters and each blister contains 10 tablets. Fexofenadine is a new generation anti-allergic active ingredient, which causes H1 receptor antagonists. Fexofenadine has a long-lasting anti-histamine effect to treat allergies, but this active ingredient is not capable of causing drowsiness. Fexofenadine is a metabolite of terfenadine, which is an antihistamine that selectively antagonizes peripheral H1 receptors. This active ingredient has the effect of preventing bronchoconstriction caused by antigens in sensitive guinea pigs and inhibiting the secretion of histamine by peritoneal mast cells in rats. During experiments on animal subjects, scientists did not find any anticholinergic or A1 Adrenergic receptor blocking ability of this active substance. In addition, no sedative effects were detected and many other nervous system effects were not detected. Experiments with rats have shown that fexofenadine does not cross the blood-brain barrier. Therefore, this active substance has no effect on the central nervous system.
2. What are the effects of Fenafex?
Fenafex is indicated in the treatment of the following conditions:
Treatment of symptoms of allergic rhinitis in adults and children over 12 years of age. In addition, Fenafex medicine is also capable of treating many other symptoms such as itchy throat, itchy palate, itchy mouth, itchy eyes, red eyes caused by allergies or people with watery eyes.
3. Usage and dosage of Fenafex
Usage and dosage of Fenafex is as follows:
3.1. Dosage of the drug Fenafex Dosage for adults and children not less than 12 years old is recommended by doctors with 2 tablets per day, divided into 2 times. Dosage for people with renal failure should be started with a low therapeutic dose, namely 1 tablet per day and taken only once, then the therapeutic dose can be gradually increased but requires guidance. from the doctor's side. Dosage for the elderly and those with liver failure does not need to be adjusted like people with renal failure. Fenafex should not be used with antacids containing aluminum or magnesium gels within 2 hours. It should be noted: The above dosage of Fenafex is for reference only. Therefore, patients need to take the drug exactly as directed and prescribed by the doctor to improve the effectiveness of treatment, as well as minimize the side effects and unwanted drug interactions.
3.2. How to use Fenafex effectively Fenafex is in the form of tablets, so you need to take it by mouth. Fenafex users should swallow the tablet whole with filtered or boiled water, do not chew or break the tablet to drink.
4. Undesirable effects of the drug Fenafex
During the use of Fenafex, you may experience unwanted effects, specifically as follows:
Common unwanted effects with a frequency > 1/100, including:
For the nervous system : Increased feeling of drowsiness, fatigue, dizziness, dizziness, headache, insomnia. For the digestive system: Nausea, dyspepsia. Other: Viral infection (cold, flu), cold stomachache, otitis media, upper respiratory infection, itchy throat, cough, fever, sinusitis, backache. Uncommon side effects with a frequency of 1/1000
For skin: Rash, urticaria, itching on the skin. Hypersensitivity reactions: Angioedema, chest tightness, bloating, dyspnea, anaphylactic reactions. You need to proactively inform your treating doctor or pharmacist if you experience other serious side effects while using this medicine.
5. Fenafex drug interactions
Fenafex drug interactions that may occur during use are as follows:
Antacids containing Mg or Al Gel will reduce the availability of Fenafex drug. Fenafex should be taken 2 hours apart with an antacid containing Al and Mg. The drug Fenafex does not interact with drugs through the liver, because Telanhis is not metabolized in the liver.
6. Some notes when using Fenafex drug
During the use of Fenafex, patients should pay attention to the following issues:
6.1. Contraindications of the drug Fenafex People with sensitive or physical hypersensitivity to the main active ingredient Fexofenadin or any of its ingredients. Children under 12 years old 6.2. Fenafex should be used with caution in the following cases:
Fenafex should be used with caution in people who are already at risk for cardiovascular disease or have a pre-existing prolonged Q-T interval. Use caution and appropriate dose adjustment when using Fenafex in patients with impaired renal function and the elderly. Patients should not arbitrarily use any other antihistamines while being treated with Fenafex. The safety and effectiveness of Fenafex in children under 6 years of age have not been established. It is important to stop taking medicines containing the active ingredient Fexofenadin at least 24 to 48 hours before conducting intradermal antigen tests. 6.3. Use in pregnancy and lactation Fenafex should not be used by pregnant or lactating women, unless the treatment benefits outweigh the risks. possible risk to the unborn baby or to the nursing infant. 6.4. Effects on Ability to Drive and Use Machines The active ingredient in Fenafex has little effect on the ability to drive and use machines. However, you should pay attention to testing individual reactions to detect susceptible people. 6.5. How to store Fenafex medicine Store Fenafex in a cool, dry place, not in humid places, avoid in places where there is direct sunlight on the medicine. Do not leave Fenafex medicine in a place with too low or too high temperature, the average temperature is about 25 degrees Celsius. Store Fenafex medicine out of reach of small children and pets in your family. Above is the entire information about Fenafex drug, patients need to carefully read the instructions for use, consult a doctor / pharmacist before using. Absolutely do not arbitrarily buy Fenafex to treat diseases at home, because there may be unwanted side effects to health.
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