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    Created in 2008, Phoenix Rising is the largest and oldest forum dedicated to furthering the understanding of, and finding treatments for, complex chronic illnesses such as chronic fatigue syndrome (ME/CFS), fibromyalgia, long COVID, postural orthostatic tachycardia syndrome (POTS), mast cell activation syndrome (MCAS), and allied diseases.

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  1. Hip

    Several long COVID patients report improvements within days from antihistamines

    Several long COVID patients report substantial improvements within days from the first generation antihistamine diphenhydramine (Benadryl) 25 mg before bed. See: Benadryl seems to have helped me The “best” I feel is when I take diphenhydramine (Benadryl) Back to Benadryl cause it’s the only...