Refining Tardive Dyskinesia Diagnosis: Causes, Symptoms, & Common Misdiagnoses

By Brianna Graham, Feb 26, 2025

What is Tardive Dyskinesia? TD is a hyperkinetic movement disorder resulting from long-term use of dopamine receptor–blocking agents commonly found in antipsychotic medications. “TD typically presents after long-term use of dopamine-blocking medications but can also appear early in the treatment course, sometimes within the first month,” says psychiatrist Alex Dimitriu, MD, in an interview with Physician’s Weekly. TD presents as involuntary, rhythmic, and stereotyped muscle movements, predominantly affecting the face and tongue but also extending to the limbs and trunk.

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7 benefits of sleeping naked, from better rest to a potential weight loss

By Reda Wigle, Feb 21, 2025

Dr. Alex Dimitriu, a psychiatrist and sleep doctor based in California, previously told The Post that a cold room — between 60 and 67 degrees — is best for getting to and staying asleep. When your body temperature drops, it signals it’s time to slow down. In-kind, and in the nude, “sleeping naked can make it easier for the body to cool off naturally during the night, thus promoting deeper sleep,” Dimitriu said. “When our bodies can cool off at night, we enter deeper stages of sleep (slow wave sleep) — which is why sleeping in a cooler environment is important.”

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6 Ways Your Health Takes A Hit After A Single Night Of Bad Sleep

By Jenn Sinrich, Feb 14, 2025

Insufficient sleep also causes cortisol—the stress hormone—to go into overdrive, which keeps your body stuck in high-alert mode, making you feel more anxious, irritable, and generally on edge, according to Alex Dimitriu, M.D., a physician double board-certified in psychiatry and sleep medicine and founder of Menlo Park Psychiatry & Sleep Medicine. “Without proper rest, cognitive processes like memory, decision-making, and reaction time slow down, which explains why sleep-deprived individuals often struggle to focus, feel emotionally unstable, and experience increased sensitivity to stress,” he says. 

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Can’t Stay Awake? A Rare Sleep Disorder Could Be the Cause

By Mara Santilli, Feb 12, 2025

“Idiopathic hypersomnia is a very challenging diagnosis, and basically it is a diagnosis of exclusion, meaning almost everything has to be ruled out first, including narcolepsy, before the diagnosis can be made,” says Alex Dimitriu, M.D., who is double board-certified in psychiatry and sleep medicine and the founder of Menlo Park Psychiatry & Sleep Medicine in the San Francisco Bay area.

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Can I Take St. John’s Wort With Lexapro?

By Macy Alcido, Jan 29, 2025

The risk of serotonin syndrome intensifies when drugs designed to boost serotonin production are taken together, such as Lexapro and St. John’s wort, says Alex Dimitriu, M.D., a dual board-certified specialist in Psychiatry and Sleep Medicine, and founder of Menlo Park Psychiatry & Sleep Medicine. St. John’s wort works like a natural SSRI, increasing serotonin levels, notes Dr. Dimitriu. When the herbal supplement is taken alongside Lexapro, individuals might have too much serotonin in their systems and experience serotonin syndrome, he explains.

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Taking longer to get to REM sleep could indicate Alzheimer’s disease

By Jessica Freeborn, Jan 29, 2025

This study highlights how REM sleep is likely also important when it comes to dementia research and not just slow-wave sleep. Alex Dimitriu, MD, double board certified in Psychiatry and Sleep Medicine and founder of Menlo Park Psychiatry & Sleep Medicine, who was also not involved in the study, noted: “The findings in this paper shift the focus from slow-wave sleep to REM sleep as another area of research in Alzheimer’s disease. More generally, these findings add weight to the importance of all stages of our sleep cycle, including REM sleep.”

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How to Deal With Restless Legs Syndrome

By Leandra Beabout, Jan 27, 2025

“RLS is a surprisingly common cause of insomnia in my patients, many of whom did not even realize such a condition exists,” says Alex Dimitriu, MD, a double-board certified sleep medicine physician and psychiatrist, and the founder of Menlo Park Psychiatry & Sleep Medicine. The exact causes of RLS are unknown, but Dimitriu says genetics, dopamine dysregulation, and iron deficiency may play a role. Magnesium deficiency may also be a contributing factor.  “It can also be seen in certain medical situations like pregnancy or kidney disease,” he says.

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Neurologists unpack new Alzheimer’s surgery potential: ‘This would be a true revolution in AD therapy’

By Alpana Mohta, MD, Jan 23, 2025

Alex Dimitriu, MD, double board-certified in psychiatry and sleep Medicine and founder of Menlo Park Psychiatry & Sleep Medicine, tells MDLinx the procedure is a “mechanical solution” in combating AD. “Precision techniques like robotic-guided surgery could redefine the safety and outcomes of surgical treatments for Alzheimer’s.”

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Can you take trazodone and lorazepam together?

By Leandra Beabout, Jan 20, 2025

Alex Dimitriu, MD, a double-board-certified psychiatrist, sleep medicine physician, and founder of Menlo Park Psychiatry & Sleep Medicine, says that while there are no known interactions between lorazepam and trazodone, he considers it ideal to take one or the other—not both. He also says trazodone is usually preferred because it is “gentler” and safer for long-term use.

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Sleep could help erase bad memories, study finds: ‘Therapy for our emotions’

By Melissa Rudy, Jan 14, 2025

Alex Dimitriu, MD, a board-certified psychiatrist and sleep medicine doctor and founder of Menlo Park Psychiatry & Sleep Medicine in California, was also not involved in the study, but said it is “fascinating” in what it reveals about how the brain processes memories during sleep. “Our brains are unpacking, processing and repacking emotions in our sleep,” he told Fox News Digital. “I had suspected this before, and have often told my patients that sleep is like therapy for our emotions.”

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A Guide to Shift Work Sleep Disorder

By Maggie Aime, Jan 10, 2025

“Shift work sleep disorder is fundamentally caused by missing sleep at night,” Alex Dimitriu, M.D., double board-certified in psychiatry and sleep medicine, tells Sleepopolis. The more your schedule differs from normal nighttime sleep, the harder it gets, especially if your shifts keep changing, he explains. (4) For example, working an evening shift might be more manageable than an overnight shift or having your schedule flip-flop between day and night shifts every few days. 

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Is diazepam a controlled substance?

By SingleCare Team,

On top of that, “diazepam is unique in that it is among the benzodiazepines with the longest half-life,” says Dr. Alex Dimitriu, MD, founder of Menlo Park Psychiatry & Sleep Medicine. “This is how long it stays in your system—for diazepam, it takes 30–56 hours to eliminate half the drug from your body.”

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Can you take Vyvanse and Adderall together?

By Leandra Beabout,

“In some cases, I will prescribe Vyvanse in the morning with a small lower dose of Adderall around noontime for people who need the benefit of the medication to last longer into the day,” says Alex Dimitriu, MD, a double board-certified psychiatrist and sleep medicine physician and the founder of  Psychiatry and Sleep Medicine and founder of Menlo Park Psychiatry & Sleep Medicine. “In more rare cases, I will prescribe a low dose of Adderall in the morning in addition to Vyvanse for people who need more of an effect earlier on in the day.”

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How to Talk With Your Partner About Bipolar Disorder

By Elizabeth Millard, Dec 30, 2024

Introducing this topic during the “want to keep dating?” phase is often logical timing, according to Alex Dimitriu, M.D. a psychiatrist and founder of Menlo Park Psychiatry and Sleep Medicine in California. “Try starting with an emphasis on what’s good in the relationship and your desire to continue being together,” he says. On the other hand, bringing it up on the first date when you’re still getting to know someone may not be best. Nor is waiting until you’re deep into a relationship to open up—your partner may feel like you’ve been holding out.

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