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

Use

What is rexavin used for?

Rexavin is a caplet-shaped oral medication that contains griseofulvin. Griseofulvin is an antifungal medication that works by stopping mold growth.

This drug is mainly used to treat skin infections caused by fungi. Usually, this infection occurs on the skin, hair, and nails after the use of creams and lotions has stopped working.

However, this drug can also be used to treat other fungal infections such as ringworm or skin fungus, athlete's foot or water fleas, until jock itch or ringworm of the groin.

This drug is included in prescription drugs, so if you want to buy it at a pharmacy, you must include a prescription from your doctor.

How to use rexavin?

Here are some of the ways you should be aware of when using rexavin, including:

• Follow any directions your doctor gives you through the prescription note. Do not use this medication in doses that are smaller or larger than prescribed by your doctor.
• Use this remedy right after eating. This will make it less likely that your stomach will hurt after using it.
• This drug will be absorbed more quickly by the body if eaten with foods rich in fat, such as milk or ice cream. However, if you are on a low-fat diet, ask your doctor about other alternatives.
• After swallowing medicinal caplets, immediately drink a glass of water, milk, or juice.
• The dose of drug use will be determined by your doctor based on your health condition, as well as how your body will respond to rexavin use. Meanwhile, the dosage for children is usually determined based on their body weight.
• If you are using this medicine for a long period of time, you should have regular health checks.

How do I store rexavin?

If you want to use this drug, you will also have to learn the procedures for drug storage, such as:

• Store this drug in a place at room temperature.
• Do not store this medicine in a damp place.
• Also keep away from exposure to sunlight and direct light.
• Do not store this medication in the bathroom.
• Do not also store and freeze this drug in the freezer.
• Also keep this medication out of reach of children and pets.

Then, if the medicine is no longer used, or its validity period has expired, discard this medicine immediately. However, still use the proper procedures for disposing of the drug. For example, do not mix medicinal waste with other household waste. Also, don't flush it through the toilet or other drains. These things, if done, can pollute the environment.

If you do not know how to properly and safely dispose of medicines, you should ask your pharmacist or staff from your local waste disposal agency about the correct way to dispose of medicinal waste.

Dose

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

What is the dosage of rexavin for adults?

Adult dosage for yeast infections

• 500 milligrams (mg) / day orally once or twice in separate doses.
• More severe infections: 750-1000 mg / day in separate doses.

What is the dosage of rexavin for children?

Children's dosage for tinea capitis (infection of the scalp or hair shaft)

• 10 mg / kilogram (kg) body weight / day.
• Duration of use: 4-6 weeks.

Child dosage for tinea corporis (a fungal infection that appears on the delicate skin)

• 10 mg / kilogram (kg) body weight / day.
• Duration of use: 2-4 weeks.

Child dosage for tinea pedis (water flea / athlete's foot)

• 10 mg / kilogram (kg) body weight / day.
• Duration of use: 4-8 weeks.

Children's dosage for tinea unguium (nail fungus infection)

• 10 mg / kilogram (kg) body weight / day.
• Duration of use: 4 months for fungal infections on the fingernails, and 6 months for infections on toenails.

In what dosages is rexavin available?

This drug is available in caplet form: 125 mg, 500 mg

Side effects

What are the possible side effects of using rexavin?

As with the use of drugs in general, the use of rexavin can also cause certain side effects. These side effects may cause you to experience certain health conditions, both mild and serious.

Some of the mild side effects that may occur are:

• Red skin
• Sleep disturbance
• Heartburn
• Chest, upper stomach, and throat pain
• White spots in the mouth, throat, or on the tongue.
• White spots on the genital area

The side effects above are indeed the most common, but these side effects will go away on their own. However, if these side effects do not go away immediately or if they get worse, tell your doctor right away.

In addition, there are other serious side effects that you may experience, including:

• Peeling skin
• The body shivered
• Cough
• Diarrhea
• Fever
• Itchy skin
• Knees and joints ache
• Red and irritated eyes
• My throat hurts
• The body feels tired for no reason
• Confusion
• The skin is increasingly sensitive to sunlight
• Irritation in the mouth and throat
• Dark colored stools
• Cloudy urine
• Swelling of the face, eye creases, lips, tongue, throat, hands, feet and sex organs.
• Numbness in the feet and hands
• Gasping for breath
• Swollen glands
• The body is bleeding and bruising for no reason
• Jaundice (eyes and skin)
• Nausea
• Vomiting blood

If you experience any of the above side effects, notify your doctor immediately and seek medical care.

Warnings & Precautions

What to know before using rexavin?

Before deciding to use this drug, there are a number of things that you should pay attention to, such as:

• Do not use this medication if you:
  • allergic to rexavin or its main ingredient, namely griseofulvin
  • experiencing certain health conditions, such as kidney failure or porphyria.
• We recommend that you first make sure this drug is safe or not for you to use.
• Tell your doctor if you have liver disease, lupus, or are allergic to penicillin.
• This medication may affect how the contraceptive pill works in your body.
• However, if you want to use other forms of contraception to prevent pregnancy, check with your doctor first.
• Do not give this medicine to children who are younger than 2 years of age or who weigh less than 15 kilograms.
• Do not engage in activities that require high concentration if you are on this medication.
• Use sunscreen and covered clothing because this drug makes you more sensitive to sunlight.
• Since this medication can make your skin more sensitive to sunlight, wear protective clothing, as well as sunscreen and sunglasses when going outside.
• Do not use this medicine at the same time as other medicines unless you have discussed it with your doctor first.

Is rexavin safe for use by pregnant and lactating women?

If you are pregnant or are participating in a pregnancy program with your partner, do not use this medicine yet. Because the use of this drug can have a negative impact on the health of the fetus. So, it is possible that at birth, the baby will experience bodily defects.

Likewise with breastfeeding mothers. It is not certain whether this drug is safe for use by breastfeeding mothers and nursing babies. If you must use this drug, ask your doctor first about the potential benefits and risks of using the drug. Use only if the doctor allows the use of the drug.

These drugs are included in pregnancy risk category X according to the Food and Drug Administration (FDA) or the Food and Drug Administration (BPOM) in Indonesia. The following references the pregnancy risk categories according to the FDA:

• A = No risk,
• B = not at risk in several studies,
• C = May be risky,
• D = There is positive evidence of risk,
• X = Contraindicated,
• N = Unknown

Interaction

What medicines can interact with rexavin?

Drug interactions may occur if you take rexavin at the same time as other drugs. This interaction can have certain effects, it can be good or bad. Adverse effects that may occur, drug interactions may change the way drugs work or actually increase the chance of side effects.

Meanwhile, interactions may be the best type of treatment for you. Therefore, to determine what the impact of drug interactions is, record all types of drugs that you are currently using or want to use, from prescription drugs, non-prescription drugs, herbal medicines, multivitamins, to dietary supplements.

The following are some types of drugs that should be avoided when taken with rexavin so that interactions do not occur, including:

• Desogestrel
• Dienogest
• Estradiol
• Ethinyl Estradiol
• Etonogestrel
• Gestodene
• Levonorgestrel
• Mestranol
• Norethindrone
• Norgestimate
• Norgestrel
• Ulipristal

While interactions that may occur between rexavin and the drugs below may increase the risk of side effects from use, it may also be the best type of treatment for your condition, including:

• Aminolevulinic Acid
• Phenobarbital
• Warfarin

What foods and alcohol can interact with rexavin?

Not only with drugs, interactions are possible with food. The interactions that occur can be the best type of treatment for you, but they can also increase the symptoms of side effects of using the drugs.

If you are going to use rexavin, taking this drug together with a diet rich in healthy fats can help speed up the absorption of the drug into the body.

Meanwhile, you should reduce alcohol consumption while using this drug because using alcohol together with rexavin can increase side effects such as dizziness and inability to concentrate.

What health conditions can interact with rexavin?

Apart from interactions with food and drugs, rexavin can also interact with several health conditions that you may be experiencing. If there is an interaction, maybe your body will change how the drug works or your health condition will get worse.

Therefore, it is important to tell your doctor about any health conditions you have. Health conditions that may occur include:

• Actinomycosis, a type of bacterial infection
• Candidiasis, a type of yeast infection
• The liver is not functioning properly
• Lupus
• Porphyria
• Or infections caused by viruses and bacteria.

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 miss a dose, take the missed dose immediately. However, if time tells you that it is time to take the next dose, then skip the missed dose and eat the next meal as scheduled. Don't push yourself by using multiple doses.

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

Photo source: Smithsonian Magazine