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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

Sand hourglass: How long does Adderall XR last?
Drug Info

How long does Adderall XR last?

Adderall XR lasts between eight to 12 hours. Learn the factors that may affect the duration.
Aug. 1, 2024
A clock and spoonful of collagen powder | best time to take collagen
Wellness

Best time to take collagen

You can take this supplement morning, noon, or night—depending on your routine and health goals
Aug. 1, 2024
Somone holding a glass of water in one hand and a white tablet in another: Can Latuda cause mania?
Drug Info

Can Latuda cause mania?

It’s not certain whether mania is caused by the drug or by bipolar disorder itself
Jul. 31, 2024
A clock and two pills: Entresto washout period
Drug Info

Entresto washout period: Considerations when switching medications

Entresto cannot be used with ACE inhibitors
Jul. 31, 2024
Baked goods, alcohol, and bacon | what foods to avoid while taking metronidazole
Drug Info

Skip these foods on metronidazole

There are two main things that are off-limits on this prescription
Jul. 22, 2024
bottle of tablets next to some bananas - losartan and eating bananas
Drug Info

Losartan and bananas 101

Most people can safely eat bananas while taking this medication
Jul. 18, 2024
aloe plan and juice - how much aloe vera juice to drink daily
Wellness

How much aloe should you drink?

The dosage varies from one to eight ounces, depending on the type
Jul. 16, 2024
A tablet and a capsule with "vs." between them: Quviviq vs. Ambien: Differences, similarities & side effects
Drug vs. Drug

Quviviq vs. Ambien: Differences, similarities & side effects

Both drugs are controlled substances that should only be taken under the guidance of a healthcare provider
Jul. 12, 2024
A capsule and a round tablet with "vs." between them: Vraylar vs. Rexulti: Differences, similarities & side effects
Drug vs. Drug

Vraylar vs. Rexulti: Differences, similarities & side effects

Both brand-name drugs are second-generation antipsychotics
Jul. 12, 2024
A woman with her hands on her stomach: Can you take Adderall on an empty stomach?
Drug Info

Can you take Adderall on an empty stomach?

Taking Adderall with food helps reduce potential stomach upset
Jul. 11, 2024
A body scale with a measuring tape and Rx tablets: Does Prozac cause weight gain?
Drug Info

Does Prozac cause weight gain?

Weight gain is possible with Prozac but may not be as severe as other antidepressants
Jul. 10, 2024
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