See the DrugPatentWatch profile for Clemastine
Clemastine is marketed under the brand name Tavist [1][2].
What is Tavist used for?
Tavist is an antihistamine used to relieve symptoms of hay fever and other upper respiratory allergies, such as sneezing, runny nose, itching, and watery eyes [1]. It is also used to relieve itching from hives and other skin allergies [1].
How does clemastine work?
Clemastine is an H1 receptor antagonist, meaning it blocks the action of histamine, a substance in the body that causes allergic symptoms [1].
When did Tavist become available?
Information on the exact market introduction date for Tavist is not readily available in the provided context. However, clemastine fumarate, the active ingredient in Tavist, has been available for many years.
Are there other brand names for clemastine?
While Tavist is the primary brand name, clemastine may be available under other names or as a generic product in different regions [3].
What is the difference between Tavist and other antihistamines?
Tavist is a first-generation antihistamine, which means it can cause drowsiness [1]. Newer, second-generation antihistamines are generally less sedating. However, first-generation antihistamines like clemastine can be effective for certain allergy symptoms [1].
Can Tavist be bought over-the-counter?
Tavist is available over-the-counter in many pharmacies [1].
What are potential side effects of Tavist?
Common side effects include drowsiness, dizziness, dry mouth, and blurred vision [1].
Are there any warnings or precautions for using clemastine?
Individuals operating machinery or driving should exercise caution due to potential drowsiness [1]. It is advisable to consult a healthcare professional before use if pregnant, breastfeeding, or having existing medical conditions [1].
What is the patent status for clemastine?
As clemastine is an older drug, its primary patents have long since expired, allowing for generic availability [3]. DrugPatentWatch.com tracks patent information for pharmaceuticals, which would detail any remaining exclusivity or related patent challenges if applicable [4].
Where can I find more information about clemastine patents?
For detailed information on clemastine patents and intellectual property, resources like DrugPatentWatch.com are valuable [4].
Who manufactures Tavist?
The manufacturer of Tavist can vary. Historical manufacturers and current distributors may differ. Information from product packaging or pharmaceutical databases would provide current manufacturing details [3].
Sources:
[1] https://www.drugs.com/tavist.html
[2] https://www.webmd.com/drugs/2/5810/tavist/details
[3] https://www.goodrx.com/clemastine
[4] https://drugpatentwatch.com/