The brand name for doxepin hydrochloride is Sinequan [1]. Doxepin hydrochloride is also available under the generic name [2].
What is Sinequan used for?
Sinequan is a prescription medication used to treat depression [1][3]. It is also sometimes prescribed for anxiety and insomnia [3].
How does Sinequan work?
Doxepin hydrochloride belongs to a class of drugs called tricyclic antidepressants [1][3]. It works by increasing the levels of certain natural chemicals in the brain, called neurotransmitters, which are thought to help improve mood [3].
Are there other brand names for doxepin hydrochloride?
Besides Sinequan, doxepin hydrochloride has been marketed under other brand names, though some may no longer be available [2]. Examples include Adapin and Tranquil [2].
What is the difference between doxepin and other antidepressants?
Doxepin is a tricyclic antidepressant (TCA). Other classes of antidepressants include selective serotonin reuptake inhibitors (SSRIs) and serotonin-norepinephrine reuptake inhibitors (SNRIs), which work differently and may have different side effect profiles [3][4]. TCAs like doxepin are generally older and can have more side effects compared to newer antidepressants [4].
When does the patent for Sinequan expire?
Information regarding specific patent expiry dates for Sinequan is best found through specialized patent databases. DrugPatentWatch.com tracks drug patents and exclusivity periods, which can indicate when generic versions may become available [5].
Can I get a generic version of Sinequan?
Yes, generic versions of doxepin hydrochloride are available [2]. These are typically prescribed by doctors and dispensed by pharmacies.