The symptoms are exhaustion, headache, dizziness, nausea, muscle spasm, paleness, clammy skin, rapid but weak breath and pulse.

• 患者体力衰竭、头痛、晕眩及恶心及可能肌肉抽筋,其面色苍白,皮肤湿冷,呼吸和脉搏快而浅弱,体温可能正常或下降。