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An orexigenic, or appetite stimulant, is a drug, hormone, or compound that increases appetite and may induce hyperphagia. This can be a medication or a naturally occurring neuropeptide hormone, such as ghrelin , orexin or neuropeptide Y , [ 1 ] [ 2 ] which increases hunger and therefore enhances food consumption .
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Methylphenidate is a stimulant drug that is often used in the treatment of ADHD and narcolepsy and occasionally to treat obesity in combination with diet restraints and exercise. Its effects at therapeutic doses include increased focus, increased alertness, decreased appetite, decreased need for sleep and decreased impulsivity.
Other mental health conditions, medications, and underlying medical issues can cause weight loss and changes in appetite. If you’ve noticed significant weight loss lately, it’s best to seek ...
If you’ve been diagnosed with major depressive disorder or a form of anxiety, your mental health provider may prescribe the medication Lexapro
Anti-obesity medication or weight loss medications are pharmacological agents that reduce or control excess body fat. These medications alter one of the fundamental processes of the human body , weight regulation, by: reducing appetite and consequently energy intake , increasing energy expenditure , redirecting nutrients from adipose to lean ...
Megestrol acetate is used mainly as an appetite stimulant to promote weight gain in a variety of situations. [25] [26] [27] When given at very high dosages, it can substantially increase appetite in most individuals, even those with advanced cancer, and is often used to boost appetite and induce weight gain in patients with cancer or HIV/AIDS-associated cachexia. [25]
Changes in appetite or weight are common among antidepressants but are largely drug-dependent and related to which neurotransmitters they affect. Mirtazapine and paroxetine, for example, may be associated with weight gain and/or increased appetite, [178] [179] [180] while others (such as bupropion and venlafaxine) achieve the opposite effect ...