Does theanine interact with Lyrica (pregabalin)?
The provided information does not include any specific, sourced evidence about an interaction between l-theanine and Lyrica (pregabalin). Because of that, it’s not possible to confirm whether they interact.
What would an interaction look like (and why it matters)?
Lyrica (pregabalin) can cause central nervous system effects such as dizziness, drowsiness, and slowed reaction time. If l-theanine has sedating or calming effects for you, taking it alongside Lyrica could theoretically add to those effects in some people, even if a direct drug-drug interaction is not documented.
What should you do if you want to take them together?
If you plan to combine l-theanine with Lyrica, the safest practical approach is:
- Talk to your prescriber or pharmacist, especially if you’re starting either product or changing doses.
- Avoid alcohol and other sedatives unless your clinician says it’s fine.
- Be cautious with driving or tasks that require alertness until you know how the combination affects you.
Who is most at risk?
Risk of feeling overly sedated (or unsteady) can be higher if you:
- Start both at the same time or increase the Lyrica dose
- Take other medications that cause drowsiness (for example, opioids, benzodiazepines, some sleep medicines)
- Have kidney problems (which can increase pregabalin exposure)
If you tell me more, I can help narrow it
If you share your Lyrica dose and schedule, your l-theanine dose, and any other meds/supplements you take, I can help you think through the likelihood of additive sedation and what to ask your pharmacist.