Marcia Purse

Marcia Purse

Patient Expert

Marcia wrote for HealthCentral as a patient expert for Mental Disorders.

Latest Articles by Marcia Purse

Stressed man in bed.
Bipolar Disorder

Going Off a Psychiatric Medication? It Might Not Be Easy

All psychiatric medications have the possibility of causing withdrawal side effects. Learn about one woman's process tapering off of Seroquel and Ativan.

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Bipolar Disorder

What Does Comorbid Mean?

Comorbid, in medicine, refers to a disease or condition that occurs at the same time as another illness. Dictionary definitions differ: Some say comorbidity refers to two or more illnesses that occur simultaneously Some say it refers to one or more i...

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Bipolar Disorder

Psychiatric Medications and Heat Sensitivity

I don’t know why it is, but I have had trouble being out in sunshine since I was a teenager. I can remember going out to sunbathe on our deck and feeling giddy after a very short time. Now, I am very fair-skinned, but I could - and did - tan nicely d...

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Bipolar Disorder

20 Minutes from Happy to Angry

“Can a bipolar person go from being happy one minute,” a reader asked, “to irritable the next, and angry 20 minutes later?” The short answer is yes - such changes can happen just that fast. But think about it - a person who doesn’t have a mental diso...

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Bipolar Disorder

Is Bipolar I Worse Than Bipolar II?

People tend to think of Bipolar I as being “worse” than Bipolar II. In discussions about this, people diagnosed with Bipolar I have sometimes said, “I wish I only had Bipolar II.” I’m not here to tell you people with BP I don’t have a rough time - th...

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Bipolar Disorder

Drugs for Bipolar: Benztropine Mesylate

Benztropine mesylate (sometimes sold under the brand name Cogentin) is a drug used in treating Parkinson’s disease. It’s also used to treat tremors caused by other drugs and conditions. This includes possible parkinsonian side effects of antipsychoti...