环西素片可能会引起一些副作用，包括恶心、呕吐、腹泻、头痛、头晕、食欲不振、皮疹等。在使用环西素片期间，如果出现严重副作用如呼吸困难、胸痛、心跳加快、肌肉痉挛等，应立即停药并就医。在服用环西素片之前，应告知医生所有药物、草药和补充剂的使用情况，以避免药物相互作用。 Pregnant women, breastfeeding mothers, and individuals with a history of liver or kidney problems should consult a doctor before using hydroxyzine tablets. It is important to use this medication exactly as prescribed by a healthcare professional to minimize the risk of adverse effects.