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

Flu shot or tamiflu for coronavirus

Health Education

Can the flu shot fight COVID?

Rx pad and pill bottle: Side effects of Valtrex

Valtrex side effects, interactions, warnings, and how to avoid them

Laxatives

Health Education

The lowdown on laxatives

Delsym vs. Robitussin cough medicine comparisons

Delsym vs. Robitussin Long-Acting CoughGels: Differences, Simila...

A drink and an immunization represent drinking alcohol after vaccinations

Health Education

Can you drink after a vaccine?

Three different types of inhalers: Incruse Ellipta vs. Spiriva

Incruse Ellipta vs. Spiriva: Differences, similarities, and whic...

Singlecare August - Summer Skincare dermatological treatment

The most popular drugs on SingleCare in August

Skelaxin vs Flexeril drug comparison

Skelaxin vs. Flexeril: Differences, similarities, and which is b...

Wellbutrin vs Adderall drug comparison

Wellbutrin vs. Adderall: Differences, similarities, and which is...

Hand and an iced coffee: How to stop shaky hands

Health Education

Hand tremors: How to stop shaky hands

Dilaudid vs Percocet pain medications

Dilaudid vs. Percocet: Differences, similarities, and which is b...

Map of America with charts and graphs: ADHD statistics in children, teens, and adults

ADHD statistics 2025

Ambien vs Xanax drug comparison

Ambien vs. Xanax: Differences, similarities, and which is better...

Ampicillin vs amoxicillin antibiotic comparison

Ampicillin vs. amoxicillin: Differences, similarities, and which...

Dulcolax vs Miralax drug comparison

Dulcolax vs. Miralax

Map of America with charts and graphs: Vaccination and immunization statistics

Immunization and vaccination statistics 2025

Bottle of essential oil and cranberry juice: 12 home remedies for UTI prevention and treatment

12 home remedies for UTI prevention and treatment

antibiotics for bacterial infections

Azithromycin vs. amoxicillin: Differences, similarities, and whi...

Dexamethasone vs. prednisone medications

Dexamethasone vs. prednisone: Comparing these corticosteroids

What prenatal vitamins should I take? (picture of vitamin)

Health Education

What prenatal vitamins do you need to take?

Zoloft vs. Xanax depression medications

Zoloft vs. Xanax: Differences, similarities, and which is better...

Coronavirus (COVID-19) Antibody Test

Health Education

What you should know about coronavirus antibody tests

At-home COVID test kit

COVID-19 at-home test kits

Switching antidepressants

Health Education

How to switch antidepressants

Does sunscreen expire? Bottles of sunscreen and beach supplies

Health Education

Does sunscreen expire?

minoxidil side effects

Minoxidil side effects and how to avoid them

Medicine bottles comparting Benefiber and Metamucil

Benefiber vs. Metamucil: Which fiber supplement is better?

Map of America with charts and graphs: CBD Statistics

CBD statistics 2025

Ozempic vs Trulicity drug comparison

Ozempic vs. Trulicity: Differences, similarities, and which is b...

Tablet displaying statistics: Heart disease statistics

Heart disease statistics 2025

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