Braces vs Invisalign: Getting Straight to the Basics. Both braces and Invisalign were designed to straighten teeth while improving your smile and oral health. Customers first began using Invisalign in 2000, so this treatment does not yet have the same history as braces.
Missing doses of venlafaxine may increase your risk for relapse in your symptoms. Stopping venlafaxine abruptly may result in one or more of the following withdrawal symptoms: irritability, nausea, feeling dizzy, vomiting, nightmares, headache, and/or paresthesias (prickling, tingling sensation on the skin).
The Withdrawal Process. If you quit taking caffeine cold turkey (without slowly reducing how much you ingest), you'll likely suffer from withdrawal symptoms. The most common symptom of withdrawal is a very bad headache. In fact, these very intense headaches can feel similar to a migraine. This initial headache can last up to 48 hours. Other withdrawal symptoms can last up to a week; these include fatigue, malaise, lethargy, irritability, anxiety, nervousness and tremors.