Several factors may explain why some patients report flu-like symptoms when taking tirzepatide, even though these are not formally recognized adverse effects
This would normally be areas such as the upper arm, thigh, or abdomen
For example, investigators found that orexigenic effects of systemically administered ghrelin (also known as the hunger hormone) were abolished in CB 1 receptor knockout mice 40 , and pharmacological blockade of the CB 1 receptor, via rimonabant administration, attenuated ghrelin-induced activation of the mesolimbic dopamine system a key pathway involved in reward processing 41
While there are some glowing reviews, there are a lot of complaints, which focus on products not working as advertised, and customers not knowing they are signing up for a subscription
While theres not much information to say that collagen interacts with other prescription medications, there may be other ingredients in dietary supplements, such as herbal extracts, that may interact with commonly prescribed medications