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Isoniazid: Oral tablet

Also see:
  • Reported side effects
  • Daily life interactions

Available Strengths
Drug Image file DrugItem_5830.JPG
Isoniazid 300mg Tab
Eon Labs Inc a Division of Sandoz
Pill Identification: E 4350 
Drug Image file DrugItem_5829.JPG
Isoniazid 100mg Tab
Eon Labs Inc a Division of Sandoz
Pill Identification: E 4354 
Drug Image file DrugItem_449.JPG
Isoniazid 100mg Tab
Barr Laboratories Inc a Division of Teva USA
Pill Identification: 100  |  Barr 066
Drug Image file DrugItem_450.JPG
Isoniazid 300mg Tab
Barr Laboratories Inc a Division of Teva USA
Pill Identification: 071 300  |  b
Drug Image file DrugItem_2644.JPG
Isoniazid 100mg Tab
Mylan Institutional LLC formerly UDL Laboratories Inc
Pill Identification: 100  |  Barr 066
Drug Image file DrugItem_2645.JPG
Isoniazid 300mg Tab
Mylan Institutional LLC formerly UDL Laboratories Inc
Pill Identification: b  |  071 300

Frequently Asked Questions (FAQs) on Isoniazid: Oral tablet

What is this medicine?

ISONIAZID (eye soe NYE a zid) is used to prevent or to treat tuberculosis (TB).

What should I tell my health care provider before I take this medicine?

How should I use this medicine?

What if I miss a dose?

What may interact with this medicine?

What should I watch for while using this medicine?

What side effects may I notice from receiving this medicine?

Where should I keep my medicine?

CVS Pharmacy Patient Statistics for Isoniazid: Oral tablet
Usage by Gender
54.88%
45.12%
Generic vs. Brand Name Usage*
*Brand contains same active ingredient but may not represent FDA-approved generic equivalent
Usage by Age
24.8%
28.1%
31.13%
15.96%
In-Depth Information on This Drug
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  • Reported side effects
  • Daily life interactions
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Patient Experiences with Isoniazid

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Average Scores
Easy to Take 
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Works as Intended 
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Tolerable 
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