No, drinking chamomile tea is not known to cause any fluctuations in blood pressure. On the contrary, it is generally considered a safe and gentle beverage renowned for its calming and soothing properties, often used to promote relaxation, enhance sleep quality, and alleviate mild anxiety. This delightful herbal infusion contains various beneficial compounds, including flavonoids and terpenoids, which are believed to contribute to its health benefits. However, if you have any specific health concerns or medical conditions related to blood pressure, it's always a good idea to consult your healthcare provider for personalised advice.