ISONIAZID and HEADACHE

Overview

HEADACHE is the #9 most commonly reported adverse reaction for ISONIAZID, manufactured by CMP Pharma, Inc.. There are 599 FDA adverse event reports linking ISONIAZID to HEADACHE. This represents approximately 2.0% of all 29,971 adverse event reports for this drug.

Patients taking ISONIAZID who experience headache should discuss this symptom with their healthcare provider to determine whether it may be related to their medication and what alternatives may be available.

Reporting Frequency

HEADACHE is a less commonly reported adverse event for ISONIAZID, but still significant enough to appear in the safety profile.

Other Side Effects of ISONIAZID

In addition to headache, the following adverse reactions have been reported for ISONIAZID:

• DRUG INEFFECTIVE — 1,131 reports
• PYREXIA — 1,079 reports
• DRUG INTERACTION — 891 reports
• NAUSEA — 882 reports
• DRUG INDUCED LIVER INJURY — 841 reports
• OFF LABEL USE — 805 reports
• DRUG REACTION WITH EOSINOPHILIA AND SYSTEMIC SYMPTOMS — 731 reports
• VOMITING — 620 reports
• PARADOXICAL DRUG REACTION — 533 reports
• ARTHRALGIA — 528 reports

Other Drugs Associated with HEADACHE

The following drugs have also been linked to headache in FDA adverse event reports:

Does ISONIAZID cause HEADACHE?

HEADACHE has been reported as an adverse event in 599 FDA reports for ISONIAZID. This does not prove causation, but indicates an association observed in post-market surveillance data.

How common is HEADACHE with ISONIAZID?

HEADACHE accounts for approximately 2.0% of all adverse event reports for ISONIAZID, making it a notable side effect.

What should I do if I experience HEADACHE while taking ISONIAZID?

If you experience headache while taking ISONIAZID, contact your healthcare provider. They can evaluate whether the symptom is related to your medication and discuss potential adjustments to your treatment plan. Do not stop taking prescribed medication without consulting your doctor.

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