Typical Brand Names: Isoniazid Generic Names: Isoniazid Classification: Anti Infectives, Antibiotic

(These are common indications for Isoniazid. There may be additional conditions not listed here. Check with your doctor if you have questions about your specific condition).

Generic Name	Brand Name	Qty	Price
Isoniazid 100mg	Isoniazid 100mg	30	$28.39
Isoniazid 300mg	Isoniazid 300mg	30	$31.84
Isoniazid 100mg	Isoniazid 100mg	60	$31.53
Isoniazid 300mg	Isoniazid 300mg	60	$38.43
Isoniazid 100mg	Isoniazid 100mg	90	$34.67
Isoniazid 300mg	Isoniazid 300mg	90	$45.02

What is the most important information I should know about isoniazid:
Take all of the isoniazid that has been prescribed for you even if you begin to feel better. Your symptoms may begin to improve before the infection is completely treated.

Avoid alcohol while taking isoniazid. Alcohol may increase the risk of damage to the liver during isoniazid treatment.

Contact your doctor immediately if you experience numbness or tingling in the hands or feet, weakness, fatigue, loss of appetite, nausea and vomiting, yellowing of the skin or eyes, or darkening of the urine.

What is isoniazid:
Isoniazid is an antibiotic. It prevents tuberculous bacteria from multiplying in the body.

Isoniazid is used to treat and to prevent tuberculosis (TB).

Isoniazid may also be used for purposes other than those listed in this medication guide.

How Take isoniazid:
Take isoniazid exactly as directed by your doctor. If you do not understand these instructions, ask your pharmacist, nurse, or doctor to explain them to you.

Take each dose with a full glass (8 ounces) of water.

Take isoniazid on an empty stomach 1 hour before or 2 hours after meals.

If nausea occurs, ask your doctor if you can take isoniazid with food.

Take all of the isoniazid that has been prescribed for you even if you begin to feel better. Your symptoms may begin to improve before the infection is completely treated.

It is important to take isoniazid regularly to get the most benefit.

Your doctor may also want you to take a supplemental vitamin B6 (pyridoxine) tablet daily during treatment to prevent numbness and tingling caused by low levels of this vitamin.

Your doctor may want you to have blood tests or other medical evaluations during treatment with isoniazid to monitor progress and side effects.

Missed Dose:
Take the missed dose as soon as you remember. If it is almost time for the next regularly scheduled dose, skip the missed dose and take the next one as directed. Do not take a double dose of this medication.

Overdose:
Seek emergency medical attention if an overdose is suspected.
Symptoms of an isoniazid overdose include nausea, vomiting, dizziness, slurring of speech, blurred vision, visual hallucinations, seizures, coma, and death.

What should I avoid while taking isoniazid:
Avoid alcohol while taking isoniazid. Alcohol will increase the risk of damage to the liver during treatment with this medication.

Use caution with the foods listed below. They can interact with isoniazid and cause a reaction that includes a severe headache, large pupils, neck stiffness, nausea, vomiting, diarrhea, flushing, sweating, itching, irregular heartbeats, and chest pain. A reaction will not necessarily occur, but eat these foods with caution until you know if you will react to them. Call your doctor immediately if you experience any of these symptoms.

Eat the following foods with caution:

1. cheeses, including American, Blue, Bour sour cream and yogurt;
2. beef or chicken liver, fish, meats prepared with tenderizer, bologna, pepperoni, salami, summer sausage, game meat, meat extracts, caviar, dried fish, herring, shrimp paste, and tuna;
3. avocados, bananas, figs, raisins, and sauerkraut;
4. soy sauce, miso soup, bean curd, and fava beans;
5. yeast extracts;
6. ginseng;
7. chocolate;
8. caffeine (coffee, tea, cola, etc.);
9. beer (alcoholic and nonalcoholic), red wine (especially Chianti), sherry, vermouth, and other distilled spirits.

Possible Side Effects:
If you experience any of the following serious side effects, stop taking isoniazid and seek emergency medical attention or contact your doctor immediately:

1. an allergic reaction (difficulty breathing; closing of the throat; swelling of the lips, tongue, or face; or hives);
2. unusual weakness or fatigue;
3. nausea, vomiting, or loss of appetite;
4. abdominal pain;
5. yellow skin or eyes;
6. dark urine;
7. numbness or tingling in your hands or feet;
8. seizures;
9. blurred vision;
10. or confusion or abnormal behavior.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.

Storage:
Store this medication at room temperature away from moisture and heat.

What other drugs will affect isoniazid:

Before taking isoniazid, tell your doctor if you are taking any of the following drugs:
Aluminum salts will decrease the action of isoniazid. Do not take antacids that contain aluminum for 1 to 2 full hours before or after taking a dose of isoniazid. ketoconazole (Nizoral) and itraconazole (Sporanox). Isoniazid may decrease the actions of these antifungal medicines. Therefore, a fungal infection may not be adequately treated. rifampin (Rimactane, Rifadin) or rifabutin (Mycobutin), disulfiram (Antabuse). Unusual behavior and coordination difficulties may occur if these medicines are taken together.

Isoniazid may increase the effects of the following medicines:
warfarin (Coumadin); carbamazepine (Tegretol); cycloserine (Seromycin); phenytoin (Dilantin), ethotoin (Peganone), and mephenytoin (Mesantoin); meperidine (Demerol); benzodiazepines such as alprazolam (Xanax), diazepam (Valium), lorazepam (Ativan), and temazepam (Restoril); theophylline (Theo-Dur, Theochron, Theolair, Elixophyllin, Slo-Phyllin, others); ethionamide (Trecator-SC).

You may require a dosage adjustment or special monitoring if you are taking any of the medicines listed above.

Drugs other than those listed here may also interact with isoniazid. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines, including vitamins, minerals, and herbal products.

What does my medication look like:
Isoniazid is available with a prescription in tablet, syrup, and injection formulations. Ask your pharmacist any questions you have about this medication, especially if it is new to you.

Note:
Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed

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Our company does not promote, encourage or advocate the use of any narcotics or medications. You should consult your physician before taking any medications. Please be advised that it is your responsibility to check your government policy on the importation of any medications before ordering. This site is for informational purposes only. We do not sell any medications. This is only general information, and should not be relied on for any purpose. It should not be construed as containing specific instructions for any particular patient. This drug information is for your information purposes only, it is not intended that this information covers all uses, directions, drug interactions, precautions, or adverse effects of your medication. We disclaim all responsibility for the accuracy and reliability of this information, and/or any consequences arising from the use of this information, including damage or adverse consequences to persons or property, however such damages or consequences arise.