Drug interactions
Green tea + Lisdexamfetamine
Severity: Minor
Green tea and Lisdexamfetamine: minor interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Green tea contains caffeine, which adds CNS stimulation and cardiovascular effects to those of amphetamine. This may cause insomnia, nervousness, tremor, palpitations and higher blood pressure, especially with concentrated extracts.
What this interaction means in plain words
Green tea and Lisdexamfetamine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Green tea belongs to Gastrointestinal Tract; Lisdexamfetamine belongs to Central Nervous System.
Why it happens
Additive stimulant effects from caffeine content via adenosine antagonism and catecholamine stimulation.
What to do
Advise moderating green tea and avoiding green tea extract supplements. Monitor heart rate, blood pressure and sleep.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Lisdexamfetamine
- Isocarboxazid + Lisdexamfetamine Contraindicated
- Linezolid + Lisdexamfetamine Contraindicated
- Lisdexamfetamine + Phenelzine Contraindicated
- Lisdexamfetamine + Procarbazine Contraindicated
- Lisdexamfetamine + Rasagiline Contraindicated
- Lisdexamfetamine + Safinamide Contraindicated
Other interactions of Green tea
- Adenosine + Green tea Moderate
- Benzphetamine + Green tea Moderate
- Bortezomib + Green tea Moderate
- Dextroamphetamine + Green tea Moderate
- Diethylpropion + Green tea Moderate
- Ephedrine + Green tea Moderate
Frequently asked questions
Can I take Green tea with Lisdexamfetamine?
MediHelp rates the interaction as minor. Green tea and Lisdexamfetamine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Green tea contains caffeine, which adds CNS stimulation and cardiovascular effects to those of amphetamine. This may cause insomnia, nervousness, tremor, palpitations and higher blood pressure, especially with concentrated extracts.
How serious is the interaction between Green tea and Lisdexamfetamine?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Advise moderating green tea and avoiding green tea extract supplements. Monitor heart rate, blood pressure and sleep.
What other medicines interact with Lisdexamfetamine?
MediHelp also lists interactions of Lisdexamfetamine with, for example, Isocarboxazid, Linezolid, Phenelzine. The full list is on the Lisdexamfetamine page.
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