Terbinafine: functions, dosage, side effects, how to use it

Terbinafine What Medicine?

What is terbinafine for?

Terbinafine is a drug commonly used to treat various fungal skin infections such as ringworm, calluses, and jock itch (jock itch). This medication also helps relieve itching, burns, cracked skin, and scaly skin that can result from this fungal infection. Terbifamine is an anti-fungal medication that works by preventing mold growth.

How is terbinafine used?

Apply this medication only to the skin.

Clean and dry the wound area thoroughly. Apply a thin layer on and around the infected skin area, usually once a day as indicated on the product label. If you are unsure if this information exists, consult your doctor and pharmacist.

Wash your hands immediately after use, unless the part being handled includes the hands. Do not wrap, cover, or bandage the treated area unless recommended by your doctor.

Avoid contact of the drug with the eyes, nose, or mouth, or the inside of the vagina. If in contact, rinse under running water

Do not use this medication on the scalp or fingernails unless directed by your doctor.

It is not recommended to take these medicines in excess of the dosage prescribed by your doctor. Increasing the dose does not guarantee the speed of the healing process, and will increase the risk of side effects.

Use this drug regularly to get optimal benefits. To help you remember, apply this medication at the same time every day. Do not stop using this medication before consulting a doctor.

Use this medication until it runs out within the lifetime prescribed by your doctor. Stopping the dose too early risks the infection returning due to the growing number of bacteria in the body.

Your condition will continue to improve after the full treatment is complete. It may take several weeks after treatment for the infection to fully recover. Call your doctor if your condition worsens or doesn't get better in 2 weeks.

How is terbinafine stored?

This medication is best stored at room temperature, away from direct light and damp places. Don't keep it in the bathroom. Don't freeze it. Other brands of this drug may have different storage rules. Observe the storage instructions on the product package or ask your pharmacist. Keep all medicines away from children and pets.

Do not flush medicines down the toilet or down the drain unless instructed to do so. Discard this product when it has expired or when it is no longer needed. Consult your pharmacist or local waste disposal company about how to safely dispose of your product.

Terbinafine dosage

The information provided is not a substitute for medical advice. ALWAYS consult your doctor or pharmacist before starting treatment.

What is the dose of terbinafine for adults?

The usual dose for adults with Tinea Corporis

Cream, gel, spray: Apply to the infected area once a day

The usual dose for adults with Tinea Cruris

Cream, gel, spray: Apply to the infected area once a day

The usual dose for adults with Tinea Pedis

Cream, spray: Apply to the infected area 2 times / day

Gel: Apply to the infected area once a day

The usual dosage for adults with Tinea Versicolor

Solution: Apply to the infected area 2 times / day

What is the dose of terbinafine for children?

The usual dosage for children with Tinea Corporis

Age> 12 years:

Cream, gel, spray: Apply to the infected area once a day

The usual dosage for children with Tinea Cruris

Age> 12 years:

Cream, gel, spray: Apply to the infected area once a day

The usual dosage for children with Tinea Pedis

Age> 12 years:

Cream, spray: Apply to the infected area 2 times / day

Gel: Apply to the infected area once a day

In what dosage is terbinafine available?

Tablets: 250 mg

Terbinafine side effects

What side effects can be experienced due to terbinafine?

Seek immediate medical help if you experience any of the following signs of an allergic reaction: hives, difficulty breathing, swelling of the face, lips, tongue, or throat.

Some people who use Terbinafine have reported liver damage that has required them to undergo liver transplants or has even resulted in death. There is insufficient information on whether terbinafine is the main cause of liver damage in these cases. In most cases, these patients have a history of chronic medical conditions prior to taking terbinafine.

Tell your doctor right away if you experience symptoms of liver damage, such as nausea, pain in the upper stomach, itching, loss of appetite, dark urine, dark stools, yellowing of the skin and eyes. These symptoms can occur even if you have never had liver problems before.

Stop using terbinafine and contact your doctor immediately if you experience serious effects such as:

• fever, chills, seizures, flu symptoms, pain in the mouth and throat
• pain in the joints, swelling of the joints, swollen glands, pale skin, bruises on the chest and nose
• changes in attitude and mood

• hearing problems
• decreased weight dramatically due to loss of appetite
• pale skin
• allergic skin reactions - fever, sore throat, swelling of the face and mouth, burning eyes, skin pain, followed by a reddish or purplish rash that spreads (especially on the face and upper body) causing blisters and peeling-like skin

Mild side effects include:

• stomach pain, gas, diarrhea, and mild nausea
• headache, dizziness, and lightheadedness
• rash and itching of the skin
• a strange and uncomfortable taste in the mouth

Not everyone experiences this side effect. There may be some side effects not listed above. If you have concerns about certain side effects, consult your doctor or pharmacist.

Terbinafine Drug Warnings and Cautions

What should be known before using terbinafine?

Before using certain drugs, consider the risks and benefits first. This is a decision you and your doctor will have to make.

For this drug, pay attention to the following:

Allergy

Tell your doctor if you have any unusual or allergic reactions to this or any other medicine. Also tell your doctor if you have any other types of allergies such as to food, coloring, preservatives, or animal allergies. For over-the-counter products, read the labels on the packaging carefully.

Children

There are no adequate studies regarding the relationship between the use of granular type oral terbinafine and the age of patients under 4 years with fungal infections of the scalp. Safety and efficacy cannot be ascertained.

There are no adequate studies regarding the relationship between the use of oral terbinafine tablets and patients under 4 years of age who develop fungal infections of the fingernails and toenails. Safety and efficacy cannot be ascertained.

Elderly

There are no adequate studies on the relationship between the effects of granular-type oral terbinafine on elderly patients. Safety and efficacy cannot be ascertained.

There are no studies that have demonstrated a specific problem that would limit the efficacy of oral terbinafine tablets in elderly patients. Safety and efficacy cannot be ascertained.

Is terbinafine safe for pregnant and breastfeeding women?

There are no adequate studies regarding the risks of using this drug in pregnant or breastfeeding women. Always consult your doctor to weigh the potential benefits and risks before using this medication. This drug is included in the risk of pregnancy category D according to the US Food and Drug Administration (FDA).

The following references the pregnancy risk categories according to the FDA:

A = Not at risk

B = No risk in several studies

C = May be risky

D = There is positive evidence of risk

X = Contraindicated

N = Unknown

Terbinafine Drug Interactions

What medicines may interact with terbinafine?

Drug interactions can change the performance of your medications or increase the risk of serious side effects. Not all possible drug interactions are listed in this document. Keep a list of all the products you use (including prescription / non-prescription drugs and herbal products) and consult your doctor or pharmacist. Do not start, stop, or change the dose of any medication without your doctor's approval.

Taking this drug with any of the following medicines is not recommended. Your doctor may not prescribe this drug to you or will replace some of the drugs you are already taking.

• Aripiprazole
• Clozapine
• Doxorubicin
• Doxorubicin Hydrochloride Liposome
• Eliglustat
• Fluoxetine

Using this medication with some of the medicines below is not usually recommended, but in some cases it may be necessary. If both drugs are prescribed for you, your doctor will usually change the dosage or determine how often you should take them.

• Cyclosporine
• Nortriptyline
• Warfarin

Can food or alcohol interact with terbinafine?

Certain drugs should not be used with meals or when eating certain foods because drug interactions can occur. Consuming alcohol or tobacco with certain drugs can also cause interactions to occur. Discuss your use of drugs with food, alcohol, or tobacco with your health care provider.

What health conditions can interact with terbinafine?

Any other health conditions you have can affect the use of this drug. Always tell your doctor if you have other health problems, especially:

• blood disorders, such as neutropenia
• systemic lupus erythematosus (SLE)
• weakened immune system — use with caution.Terbinafine can worsen your health condition
• active or chronic liver disease — not recommended for use in patients with this disease

Terbinafine overdose

What should I do in an emergency or overdose?

In case of an emergency or overdose, contact the local emergency services provider (112) or immediately to the nearest hospital emergency department.

What should I do if I miss a dose?

If you forget a dose of this medicine, take it as soon as possible. However, when it is nearing the time of the next dose, skip the missed dose and return to the usual dosing schedule. Don't double the dose.

Hello Health Group does not provide medical advice, diagnosis or treatment.