Help I have 122 units of dysport 8 weeks ago. And straight away had rapid heart rate 160 plus. When I walk it is even higher. Anyone had this happen please help so frightened. Do I take medication or will it make it worse. I can't eat have lost 2 stone in weight. Am always light headed dizzy sickness insomnia.constant pains in chest legs arms going numb soar throat. I feel like I'm slowly waiting away. My heart has been constantly racing for the whole 8 weeks.