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Chad Shaffer, MD

Medical Writer and Reviewer Member of the SingleCare Medical Board
Chad Shaffer, MD, earned his medical doctorate from Penn State University and completed a combined Internal Medicine and Pediatrics residency at the University of Pittsburgh Medical Center and Children’s Hospital of Pittsburgh. He is board certified by the American Board of Internal Medicine and the American Board of Pediatrics. He has provided full-service primary care to all ages for over 15 years, building a practice from start up to over 3,000 patients. His passion is educating patients on their health and treatment, so they can make well-informed decisions.
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Articles

What are glitazones?
Drug Info

What are glitazones?

Actos, Avandia, and troglitazone are examples of glitazones that are prescribed to patients with Type 2 diabetes in addition to other diabetes medications
Ativan alternatives: What can I take instead of Ativan?
Drug Info

Ativan alternatives: What can I take instead of Ativan?

Ativan doesn't work for everyone. Valium, Xanax, buspirone, Seroquel, and Benadryl are some Ativan alternatives. Get the full list here.
What are chloride channel activators?
Drug Info

What are chloride channel activators?

Amitiza (lubiprostone) is the only chloride channel activator used for chronic constipation. Here's how it works.
What are xanthine oxidase inhibitors?
Drug Info

What are xanthine oxidase inhibitors?

Allopurinol, febuxostat, and topiroxostat are examples of xanthine oxidase inhibitors
What are NMDA receptor antagonists?
Drug Info

What are NMDA receptor antagonists?

Ketamine, dextromethorphan, and memantine are some examples of NMDA receptor antagonists. Get the full list here.
What are cholinergic agonists?
Drug Info

What are cholinergic agonists?

Chantix, pilocarpine, and bethanechol are some examples of cholinergic agonists. Get the full list here.
Farxiga side effects and how to avoid them
Drug Info

Farxiga side effects and how to avoid them

Farxiga side effects include UTIs, yeast infections, and more. Learn more about what you can expect while taking Farxiga.
Victoza side effects and how to avoid them
Drug Info

Victoza side effects and how to avoid them

Victoza side effects include weight loss and nausea, but there is risk for more serious side effects like thyroid cancer
Chantix side effects and how to avoid them
Drug Info

Chantix side effects

Chantix side effects include nausea, appetite change, and vivid dreams. Learn more about these side effects and the Chantix recall.
Protonix side effects and how to avoid them
Drug Info

Protonix side effects and how to avoid them

Protonix side effects may include headache, diarrhea, and malabsorption of certain nutrients. Learn how to avoid these and other risks while taking PPIs like Protonix.
Nexium side effects and how to avoid them
Drug Info

Nexium side effects and how to avoid them

Common Nexium side effects include nausea and diarrhea. Learn how to avoid these and other side effects.
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