Cymbalta is used to treat major depressive disorder and general anxiety disorder. It is also used to treat a chronic pain disorder called fibromyalgia, and to treat pain caused by nerve damage in people with diabetes (diabetic neuropathy).
Caffeine-withdrawal headaches can last up to 48 hours and can be as intense as a migraine headache. Withdrawal symptoms can begin 12 to 24 hours after the last cup of coffee and can last up to 1 week. These symptoms can include lethargy, extreme nervousness, irritability, sweating, headaches and shakiness.
Dr. Heidi Fowler Dr. Fowler. Flu like sxs: Caffeine withdrawal sxs can last a up to two weeks & can begin 12 to 36 hours after you stop caffeine use. Symptoms can include nervousness, irritability, low mood, mood swings, feeling tired, headaches, poor concentration, nausea, vomiting & muscular aches & pains. ...Read more.