How to give the medication. How should you give your child isoniazid? Give your child this medicine For as long as your doctor ordered, even if your child seems better. Talk to your child's doctor before you stop giving isoniazid for any reason. At the same time every day, exactly as your child's doctor or pharmacist tells you.
Pick a time that is easy for you and your child so that your child do not miss doses. On an empty stomach, 1 hour before meals or 2 hours after meals. If isoniazid upsets your child's stomach, give this medicine with a small glass of milk or a snack. Measure the dose with the special spoon or syringe that the pharmacist gave you, if your child is taking liquid isoniazid. What to do for a missed dose.
What should you do if your child misses a dose of isoniazid? Give the missed dose as soon as you remember. If it is almost time for the next dose, skip the missed dose. Give the next dose at the regular time. Do not give your child 2 doses to make up for 1 missed dose. Side effects. What are the possible side effects of isoniazid? Check with your child's doctor if your child continues to have any of these side effects, if they do not go away, or if they bother your child: dizziness itching or a skin rash loss of appetite stomach pain upset stomach throwing up diarrhea Call your child's doctor during office hours if your child has any of these side effects: yellow skin or eyes dark urine blurry or changed vision tingling in your child's fingers or toes that does not go away unusual tiredness or weakness Most of the following side effects are not common, but they may be a sign of a serious problem.
Call your child's doctor right away or take your child to Emergency if your child has any of these side effects: seizures. Safety measures. What safety measures should you take when your child is using isoniazid? Make certain your health care professional knows if you are on a low-sodium, low-sugar, or any other special diet. Most medicines contain more than just the active ingredient, and many liquid medicines contain alcohol. If you are taking isoniazid by mouth and it upsets your stomach, take it with food.
Antacids may also help. However, do not take aluminum-containing antacids within 1 hour of taking isoniazid. They may keep this medicine from working properly. To help clear up your tuberculosis TB completely, it is very important that you keep taking this medicine for the full time of treatment, even if you begin to feel better after a few weeks.
You may have to take it every day for as long as 6 months to 2 years. It is important that you do not miss any doses. Your doctor may also want you to take pyridoxine e. This is not usually needed in children, who receive enough pyridoxine in their diet. If it is needed, it is very important to take pyridoxine every day along with this medicine. Do not miss any doses. Your doctor should order liver function tests while you are taking this medication.
Keep all medical and laboratory appointments. Isoniazid is used with other medications to treat active tuberculosis TB infections.
It is also used alone to prevent active TB infections in people who may be infected with the bacteria people with positive TB skin test. Isoniazid is an antibiotic and works by stopping the growth of bacteria. This antibiotic treats only bacterial infections. It will not work for viral infections such as common cold, flu.
Using any antibiotic when it is not needed can cause it to not work for future infections. Take this medication by mouth on an empty stomach 1 hour before or 2 hours after meals as directed by your doctor.
Do not use a household spoon because you may not get the correct dose. If you also take antacids that contain aluminum, take this medication at least 1 hour before the antacid. For the best effect, take this drug at evenly spaced times. If you are taking this medication daily, take it at the same time each day.
If you are taking this medication on a weekly schedule, take it on the same day s of the week and at the same time each day. Mark the days on the calendar when you need to take the medication. Continue to take this medication and other TB medications until the full prescribed amount is finished, even if symptoms disappear.
Stopping the medication too early or skipping doses may allow the bacteria to continue to grow, which may result in a return of the infection and cause the infection to be more difficult to treat resistant. Your doctor may also direct you to take vitamin B6 pyridoxine to help prevent certain side effects such as nerve problems from isoniazid. Follow your doctor's instructions carefully.
Tell your doctor right away if any of these symptoms occur. Your doctor may recommend that you follow a special diet while taking this medication. Consult your doctor for more details. If any of these effects persist or worsen, tell your doctor or pharmacist promptly. Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects.
Many people using this medication do not have serious side effects. A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including:.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist. Call your doctor for medical advice about side effects. In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at Before taking isoniazid, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies.
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