Isoniazid - Isoniazid - Oral Brand Drug

General Information

• Below is miscellaneous information regarding Isoniazid.
• Niazid
• eye-so-NYE-uh-zid

Isoniazid Storage Instructions

• Store at room temperature away from moisture and sunlight.
• Do not store in the bathroom.
• Do not freeze liquid forms of this medicine.

What To Do In Case Of Missed Dose

• If you miss a dose, take as soon as remembered; do not take if it is almost time for the next dose, instead, skip the missed dose and resume your usual dosing schedule.
• Do not "double-up" the dose to catch up.

Drug Compatibility Recommendations

• Tell your doctor of all medications you may use (both prescription and nonprescription) especially of.

Read Before Using Isoniazid (precautions)

• Tell your doctor your medical history, especially of.

Isoniazid Miscellaneous Notes

• Periodic eye tests may be done while you are taking this medication.

Medicinal Applications

• This medication is used to prevent and treat tuberculosis.

Usage Instructions

• This medication is best taken on an empty stomach 1 hour before or 2 hours after meals.
• But it may be taken with food or milk if stomach upset occurs.
• Take as directed.
• Do not stop taking this medication without your doctor's approval.
• Stopping therapy early may result in ineffective treatment and the infection could recur.
• Vitamin B6 (pyridoxine) supplements may be prescribed in addition to this medication to prevent numbness and tingling.

Warning

• Rarely, this medication has caused severe (sometimes fatal) liver problems (for example, hepatitis).
• Liver problems increase with age and with daily use of alcohol.
• Hepatitis can develop with use of this drug at any time during treatment.
• Stop using this medication and notify your doctor immediately if you develop unusual fatigue, weakness, loss of appetite, nausea, vomiting, dark urine, yellowing of the eyes or skin, or stomach or abdominal pain.
• Your doctor may decide to slowly restart isoniazid after these symptoms disappear and lab tests return to normal.
• People with active (acute) liver problems should not use this medication for preventative treatment until after the liver problems have stopped.
• Your doctor will monitor your liver function tests at least every month to discuss your progress.

Possible Side Effects

• May cause stomach upset, heartburn, nausea or dizziness.
• These effects should disappear as your body adjusts to the medication.
• If these effects persist or become bothersome, inform your doctor.
• Notify your doctor if you experience.

Overdose

• If overdose is suspected, contact your local poison control center or emergency room immediately.
• Symptoms of overdose may include nausea; vomiting; dizziness; slurring of speech; blurred vision; numbness, tingling, or burning of your arms, hands, legs, or feet; joint pain; hallucinations; and loss of consciousness.