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Medical Questions answered by Healthcare Professionals

Common medical questions concerning medications and medical conditions, answered by the Drugs.com team of qualified healthcare professionals.

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Latest Questions

What is the difference between Ruzurgi and Firdapse?

They both contain amifampridine, and they are both used to treat Lambert-Eaton myasthenic syndrome. What's the difference?

Answered 23 May 2019

What is "dual release" nitrofurantoin?

In the nitrofurantoin dosage information, it refers to "regular release" and "dual release" formulations of nitrofurantoin. What is the difference?

Answered 20 May 2019

How long does Aimovig last in your system?

I have had one Aimovig (erenumab) injection and now want to know how long before it is out of my body?

Answered 15 May 2019

Why can't the dengue vaccine Dengvaxia be used in people who haven't already had dengue?

Dengvaxia is approved in the U.S. for use in people ages 9 to 16 years who live in dengue areas and who have already had dengue. Why is that?

Answered 8 May 2019

Is Zelnorm back on the market?

Zelnorm was withdrawn from the U.S. market in 2007. Has it been reintroduced?

Answered 4 April 2019

How is Zulresso administered for the treatment of Postpartum Depression?

How long does the treatment take? Can I receive the injection at home?

Answered 28 March 2019

What is botulinum toxin used to treat?

What is botulinum toxin? What are the uses of the FDA approved botulinum toxin products?

Answered 26 February 2019

What are the brands of sumatriptan?

What dosage forms are available? Are there generics available?

Answered 29 March 2019

How many biosimilars have been approved in the United States?

What are the biosimilars for Avastin, Enbrel, Epogen, Herceptin, Humira, Neulasta, Neupogen, Remicade, and Rituxan?

Answered 29 June 2019