Kava (Piper methysticum) (Naturopathica)
Kava (Piper methysticum) risk profile, scheduling, and guidance for claims professionals and care workers . Also known as Naturopathica.
Kava (Piper methysticum) (brand names: Naturopathica) is classified as Low risk (2 risk points) by AllMeds. CNS depressant. CAUTION: hepatotoxicity risk. Interacts with CNS depressants, alcohol.
Key Takeaways
- Risk level: Low (2 points)
- CNS depressant: May cause sedation, impair driving, and affect work capacity
Scheduling and Classification
| Jurisdiction | Classification | Status |
|---|---|---|
| Australia (TGA) | Unscheduled | Not PBS listed |
Risk Profile
CNS depressant. CAUTION: hepatotoxicity risk. Interacts with CNS depressants, alcohol.
Regulatory and Compliance Guidance
When Kava (Piper methysticum) appears on a claimant's medication list, claims professionals should assess whether the prescribing is appropriate for the compensable injury, whether the duration is within guidelines, and whether there are interactions with other medications on the claim.
Work capacity impact: As a CNS depressant, Kava (Piper methysticum) may impair driving, operating machinery, and cognitive function. Work capacity certificates should reflect any medication-related restrictions.
Australia TGA / PBS / State Schemes
Classified as Unscheduled under the Therapeutic Goods Administration (TGA).
Clinical Evidence
- Kava for anxiety: systematic review and meta-analysis (2003)
Cochrane review finding kava extract may be effective for anxiety but risk-benefit unfavourable due to hepatotoxicity risk.
Cochrane review
- TGA: Kava hepatotoxicity warnings (2005)
TGA issued safety advisory regarding hepatotoxicity (liver damage) risk with kava-containing products. Multiple reports of liver injury globally.
TGA safety alert — serious safety concern
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Medical Disclaimer: This content is for informational purposes for claims professionals and care workers. It is not medical advice. Always consult a qualified healthcare professional for clinical decisions. Drug information is sourced from TGA, FDA, MHRA, PBS, NICE, and CDC databases and may not reflect the latest updates. AllMeds does not replace clinical judgement.