Terbinafine is an antifungal medication that fights infections caused by fungus. Terbinafine tablets are used to treat infections caused by fungus that affect the fingernails or toenails.
Terbinafine oral granules are used to treat a fungal infection of scalp hair follicles in children who are at least 4 years old. Terbinafine may also be used for purposes not listed in this medication guide. You should not use terbinafine if you are allergic to it, or if you have:. To make sure terbinafine is safe for you, tell your doctor if you have ever had:.
It is not known whether this medicine will harm an unborn baby. You should wait until after your pregnancy to start treating your nail or scalp infection with terbinafine. Tell your doctor if you are pregnant or plan to become pregnant during treatment.
Terbinafine can pass into breast milk and may harm a nursing baby. You should not breast-feed while using this medicine. Get emergency medical help if you have signs of an allergic reaction hives, difficult breathing, swelling in your face or throat or a severe skin reaction fever, sore throat, burning in your eyes, skin pain, red or purple skin rash that spreads and causes blistering and peeling. Seek medical treatment if you have a serious drug reaction that can affect many parts of your body.
Symptoms may include: skin rash, fever, swollen glands, flu-like symptoms, muscle aches, severe weakness, unusual bruising, or yellowing of your skin or eyes. This reaction may occur several weeks after you began using terbinafine.
Some people taking terbinafine have developed severe liver damage leading to liver transplant or death. It is not clear whether terbinafine actually caused the liver damage in these patients.
Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of terbinafine tablets in the elderly.
However, elderly patients are more likely to have age-related liver, kidney, or heart problems, which may require caution in patients receiving terbinafine tablets. There are no adequate studies in women for determining infant risk when using this medication during breastfeeding.
Weigh the potential benefits against the potential risks before taking this medication while breastfeeding. Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur.
In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below.
The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive. Using this medicine with any of the following medicines is not recommended. Your doctor may decide not to treat you with this medication or change some of the other medicines you take. Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases.
If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines. Using this medicine with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you.
Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:.
Take this medicine exactly as directed by your doctor. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. To do so may increase the chance of side effects. This medicine comes with a Medication Guide and patient instructions. Read and follow the instructions carefully. Ask your doctor if you have any questions.
Terbinafine tablets may be taken with food or on an empty stomach. However, it is best to take terbinafine oral granules with food. To help clear up your infection completely, it is very important that you keep using this medicine for the full time of treatment, even if your symptoms begin to clear up or you begin to feel better after a few days.
Since fungal infections may be very slow to clear up, you may need to take this medicine for several weeks or months. Also, bear in mind that your doctor has prescribed Lamisil because they believe the benefits outweigh any potential risks.
Although rare, more serious side effects may occur. An altered sense of taste or smell may occur. In very rare cases, however, these changes may become permanent. If you notice any of these sensory change, notify your doctor immediately. Also contact your doctor immediately if you experience any other more serious side effects. These can include changes in mood such as depression or anxiety. Other extremely rare but potential side effects include changes in vision, unexplained bleeding or bruising, or excessive fatigue.
Also look out for kidney problems such as any changes in urine production. Terbinafine may cause liver disease in very rare cases. If you experience symptoms such as nausea, vomiting, abdominal pain, or loss of appetite. Jaundice may also occur. This will appear as a yellowing of the skin or whites of the eyes.
Contact your doctor immediately if these occur. Serious allergic reactions are also very rare yet possible. Symptoms include swollen lymph nodes, a severe rash, and fever. Swelling of the face, tongue, or throat may also occur.
Note that this is not a complete list of all potential side effects. If you experience effects not mentioned above contact your doctor immediately. They can be reached at FDA or on the web at www. In Canada, report side effects to Health Canada.
They can be reached at Lamisil, as well as most other drugs in tablet form, contain multiple inactive ingredients. Dark urine can be a sign of a liver disorder; if the liver is abnormal, the bilirubin may have to be excreted by the kidneys, which makes the urine have a dark color.
If the liver was properly functioning, it would take the bilirubin and change it, then make it part of the bile, and release bile to the small intestines or send it to the gallbladder. Thus, drinking wine when taking terbinafine puts you at risk for developing avoidable liver damage. Nutrition Nutrition Basics Beverages and Health. By Ruth Coleman. Ruth Coleman.
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