TATTARRATTAT is the longest palindrome in the Oxford English Dictionary 2nd edition (OED2). TATTARRATTAT is the longest palindrome in the Oxford English Dictionary 2nd edition (OED2). The OED2 is actually a historical dictionary of English, covering the language from the earliest times to the present day. Therefore it contains words like Tarrarrattat that are considered nonce words.
Tamoxifen Does Not Cause Depression. Nov. 6, 2001 -- There's been concern in recent years that the powerful breast cancer drug tamoxifen may cause or worsen depression. So much so, that it's even listed as a possible side effect in the Physician's Desk Reference.
Tamoxifen's selective estrogen activation effects can cause some serious side effects, including blood clots, stroke, and endometrial cancer. 1  If you and your doctor are considering tamoxifen as part of your treatment plan, tell your doctor if you smoke or have a history of blood clots or heart attack.