Marissa Walsh, Pharm.D., BCPS-AQ ID

Medical Reviewer Member of the SingleCare Medical Board

Marissa Walsh, Pharm.D., BCPS-AQ ID, graduated with her Doctor of Pharmacy degree from the University of Rhode Island in 2009, then went on to complete a PGY1 Pharmacy Practice Residency at Charleston Area Medical Center in Charleston, West Virginia, and a PGY2 Infectious Diseases Pharmacy Residency at Maine Medical Center in Portland, Maine. Dr. Walsh has worked as a clinical pharmacy specialist in Infectious Diseases in Portland, Maine, and Miami, Florida, prior to setting into her current role in Buffalo, New York, where she continues to work as an Infectious Diseases Pharmacist in a hematology/oncology population.

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Articles

Rx pill bottle and prescription pad: Alprazolam interactions

Alprazolam interactions to avoid

In addition to medications, alaprazolam interacts with those who have conditions such as glaucoma and obesity

Three Rx pill bottles: Donepezil interactions

Donepezil interactions to avoid

It’s important to be aware of donepezil’s drug interactions as other drugs, supplements, and foods can affect its effectiveness or worsen side effects

Rx prescription pad and Rx pills: Olanzapine interactions

Olanzapine interactions to avoid

The most serious olanzapine interactions occur when it is used along with drugs that prolong QTc

Daily pill holder and pills: Fluconazole interactions

Fluconazole interactions to avoid

Fluconazole is metabolized almost exclusively by the liver, so consumption of other medications requiring hepatic metabolism while taking fluconazole can be problematic

A woman holding a bag of groceries: 9 foods high in estrogen

Health Education

9 foods high in estrogen

Diet can play a significant role in maintaining healthy estrogen levels. High estrogen foods include olive oil, avocados, nuts, fish, and more

Updated on Feb. 10, 2025

Three Rx pill bottles: Methotrexate interactions to avoid

Methotrexate interactions to avoid

Other types of methotrexate interactions to be aware of include those that may enhance the toxicities associated with methotrexate

Hands holding probiotic bottle and capsules: Best probiotics for vaginal health

Health Education

What is the best probiotic for vaginal health?

Curious which is the best probiotic for vaginal health? Here’s how to choose a probiotic and how to optimize vaginal health.

Three Rx pill bottles: Carvedilol interactions to avoid

Carvedilol interactions to avoid

Carvedilol typically interacts with medications that impact heart rate or manage high blood pressure but can also interact with medications that rev up or slow down its metabolism

Man with perplexed look scatching the top of his head: Why do my farts smell bad?

Health Education

Why do farts smell so bad, and how to remedy it

Keeping a food journal can help to discover causes of smelly farts

Three Rx pill bottles: Ondansetron interactions

Ondansetron interactions to avoid

When ondansetron is used with serotonergic medicines, it can cause a dangerous illness known as serotonin syndrome

Medical professional holding vitamin bottle: What vitamins can you overdose on?

Health Education

What vitamins can you overdose on?

Vitamin overdose can lead to temporary side effects such as stomach issues, changes in liver and kidney function, and certain changes in cognitive function

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