See the DrugPatentWatch profile for Phentermine
Phentermine 37.5 mg is an oral medication primarily used for short-term weight loss. Its active ingredient is phentermine hydrochloride [1]. Phentermine is a stimulant that affects the central nervous system, suppressing appetite. It is structurally related to amphetamine [2].
What are the inactive ingredients in Phentermine 37.5?
The inactive ingredients in Phentermine 37.5 mg tablets can vary slightly depending on the manufacturer. However, common inactive ingredients include:
* D&C Red No. 28 [1]
* FD&C Blue No. 1 [1]
* Magnesium Stearate [1]
* Microcrystalline Cellulose [1]
* Povidone [1]
* Pregelatinized Starch [1]
* Silicon Dioxide [1]
* Sodium Starch Glycolate [1]
These inactive ingredients are fillers, binders, and colorants that help form the tablet and are generally considered inert [3].
How does phentermine work to help with weight loss?
Phentermine works by stimulating the release of neurotransmitters like dopamine and norepinephrine in the brain. This action can decrease appetite and increase metabolism, leading to reduced food intake and subsequent weight loss [2].
Are there different strengths of phentermine available?
Phentermine is available in various strengths, commonly in 8 mg, 15 mg, 30 mg, and 37.5 mg dosages [1]. These dosages are typically taken once daily.
What are the potential side effects of phentermine?
Common side effects associated with phentermine include dry mouth, insomnia, nervousness, and constipation [2]. More serious side effects can occur, such as increased heart rate, high blood pressure, and potential cardiovascular issues [2].
How long is phentermine typically prescribed for?
Phentermine is intended for short-term use, typically for a few weeks to a few months. It is usually prescribed as part of a comprehensive weight loss program that includes diet and exercise [2].
What is the patent status for phentermine?
Phentermine has been available for many years, and its original patents have long expired. This means that generic versions of phentermine are widely available [4].
Are there alternatives to phentermine for weight loss?
Yes, several other medications are available for weight loss, including liraglutide, semaglutide, and naltrexone-bupropion, often used in conjunction with lifestyle changes [5].
Sources:
[1] https://www.drugpatentwatch.com/phentermine-hcl-37-5-mg-tablet/70651
[2] https://www.drugpatentwatch.com/phentermine
[3] https://www.drugpatentwatch.com/content/drug-excipients
[4] https://www.drugpatentwatch.com/content/drug-patent-expiry
[5] https://www.drugpatentwatch.com/content/weight-loss-drugs