Gibson lists the following as antihistamines that can be used to manage flu symptoms: Fexofenadine (Allegra, Mucinex) Azelastine (Astepro Allergy) Diphenhydramine (Benadryl) Cetirizine (Zyrtec) Loratadine (Claritin, Alavert) Older adults and people taking medications that cause dizziness, balance issues, or drowsiness should use caution when taking antihistamines
MK-677 is more likely to cause lethargy, particularly in the first weeks of use
Combined with therapy, lifestyle interventions, and attention to inflammation and other biological factors, even modest doses can produce meaningful results with minimal side effects
Patients using semaglutide can, in some cases, achieve a reduction in body weight of around 10-20% over a year, which is substantial compared to other weight loss medications