About an hour later, I began to experience chest pain, shortness of breath, shaking and tingling. Paramedics were called and found my EKG and blood pressure were fine, but my heart was racing. I had a textbook panic attack. I've never had one before.
When I refilled the Zoloft, I read the fine print the pharmacist supplied. I noticed, buried in a long list of drug names, that dextromethorphan was listed as harmful in combination with Zoloft. With so many Americans taking SSRI antidepressants, shouldn't there be a warning about this interaction?
You may have suffered serotonin syndrome. When too much of this brain chemical accumulates, symptoms may include agitation, rapid heartbeat, muscle twitching, sweating, shivering, nausea, diarrhea, elevated body temperature, changes in blood pressure and mental confusion.