Karen Berger, Pharm.D.

Medical Writer and Reviewer Member of the SingleCare Medical Board

After receiving her doctorate from the University of Pittsburgh School of Pharmacy, Karen Berger, Pharm.D., has worked in both chain and independent community pharmacies. She currently works at an independent pharmacy in New Jersey. Dr. Berger enjoys helping patients understand medical conditions and medications—both in person as a pharmacist, and online as a medical writer and reviewer.

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Articles

Three prescription pill bottles with a question mark: Common vs. serious Brilinta side effects

Brilinta side effects and how to avoid them

Is it too late to get a flu shot?

Health Education

Is it too late to get a flu shot?

Can medication change eye color

Can meds change eye color?

Guide to the newest migraine medication

A guide to new migraine meds

FDA approval - fezolinetant

FDA approves Humira alternative

Woman's arm representing Nexplanon birth control implant

Nexplanon side effects and how to avoid them

Zoloft and coffee

Do coffee and Zoloft mix?

Vyvanse and alcohol

Do Vyvanse and alcohol mix?

Brain vs a question mark representing anxiety vs stress

Health Education

Stress vs. Anxiety: Compare causes, symptoms, treatments, &...

Prescription pad with Rx bottle: Ondansetron side effects

Ondansetron side effects and how to avoid them

Person holding their stomach in pain: Rotovirus vs. norovirus

Health Education

Rotavirus vs. norovirus vs. stomach flu: Compare causes, symptom...

Colorful spilled Rx pills: Seroquel side effects

Seroquel side effects, warnings, interactions, and how to avoid ...

Flu from flu shot: vaccine vial and tissues

Health Education

Can you get the flu from the flu shot?

Eliquis and alcohol: A cocktail and a pill

Health Education

Is it safe to drink with Eliquis?

Map of America with charts and graphs: Prescription drug statistics

Prescription drug statistics 2026

Ibuprofen to treat types of headaches

Health Education

8 common types of headaches

Synthroid and coffee

Can you mix Synthroid and coffee?

An image of Humira and alcohol

Is it safe to mix Humira and alcohol?

Prescription pad with pill bottle: Lamotrigine side effects

Lamotrigine side effects and how to avoid them

Pill bottle and prescription pad: Lisinopril side effects

Lisinopril side effects, warnings, and interactions

FDA approval stamp

FDA approves first insulin biosimilar

Medications that cause heat intolerance

Health Education

14 meds that cause heat intolerance

Drug Recall

Chantix recalled by manufacturer

Lyrica and alcohol

Health Education

Can you mix Lyrica and alcohol?

Prescription pad with pill bottle representing side effects of Prednisolone

Prednisolone side effects and how to avoid them

A stamp for FDA approval - naloxone OTC

FDA approves OTC switch for Astepro

Is it safe to OTC sleep aids every night? A pillow and pills

Are OTC sleep aids safe?

FDA approval stamp

FDA approves Alzheimer’s drug

Topamax and alcohol

Do Topamax and alcohol mix?

FDA approval - fezolinetant

FDA approves Wegovy for weight loss

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