Trifluperidol (Triperidol): Why This Butyrophenone Left European Markets and What Telehealth Can Still Do

Last updated: August 26, 2026

Trifluperidol (sold historically as Triperidol) is a first-generation butyrophenone antipsychotic. People search the name after a paper, a European archive, or a chemical catalog. It is not a product you fill at a typical U.S. retail pharmacy. If you need care for psychosis, mania, anxiety, or another mental health condition, a licensed clinician can still evaluate you online and discuss medicines that U.S. pharmacies actually stock.

See conditions Klarity treats or start an online anxiety evaluation with a licensed provider. Coverage may vary by plan. Verify benefits before you book.

What is trifluperidol?

DrugBank DB13552 lists trifluperidol. PubChem CID 5567 records the molecular formula C22H23F4NO2, molecular weight about 409.4 g/mol, CAS 749-13-3, and synonyms including McN-JR-2498, Trifluperidolo, and R-2498. The IUPAC name is 1-(4-fluorophenyl)-4-[4-hydroxy-4-[3-(trifluoromethyl)phenyl]piperidin-1-yl]butan-1-one. MeSH (via PubChem) describes a butyrophenone with general properties similar to those of haloperidol, used historically in psychoses including mania and schizophrenia. That language describes the chemical class and older clinical framing. It does not mean a current U.S. FDA-approved finished product sits on a commercial shelf.

The WHO Collaborating Centre for Drug Statistics Methodology assigns ATC code N05AD02 and an oral defined daily dose of 2 mg for trifluperidol (ATC/DDD Index, last updated January 20, 2026). A DDD is a statistics unit for comparing drug use. It is not a starter dose and not a U.S. label.

Triperidol in Europe, then withdrawal

German-language reference material on trifluperidol states Janssen Pharmaceutica first synthesized the compound in 1959 and marketed it in 1961 as Triperidol. It counts the molecule among the butyrophenones. Until the marketing authorization expired in 2005 under that brand, sources describe it as among the most potent neuroleptics then on the European market (German Wikipedia, Trifluperidol). The hydrochloride salt uses CAS 2062-77-3.

The same history notes 1960s comparison work with haloperidol. Clinicians judged haloperidol more useful for schizophrenia, while trifluperidol carried many severe adverse effects and worked poorly in withdrawn, anergic patients. Those papers include Gallant and colleagues in Current Therapeutic Research (1963, PMID 14065098) and the American Journal of Psychiatry (1963, PMID 14051242). A later double-blind comparison with trifluoperazine appears in International Pharmacopsychiatry (1969).

Historic foreign use does not create a U.S. formulary listing. Do not buy unlabeled “trifluperidol” from chemical vendors for self-administration. Research-grade listings are not equivalent to a licensed human drug product.

How this family compares with medicines U.S. clinicians actually use

Butyrophenones that U.S. clinicians still discuss include haloperidol (Haldol) and, in some settings, related first-generation options. Second-generation antipsychotics and other mental health medicines have larger U.S. labeling and pharmacy supply. A visit is about diagnosis, safety (movement effects, metabolic effects, cardiac history, pregnancy, drug interactions), and what your state and DEA rules allow. It is not about recreating a 1960s European tablet.

Klarity’s network includes 2,000+ licensed providers. Many visits are same-day. A clinician may recommend therapy, an FDA-approved medicine, a lab, or in-person care if telehealth is not enough. Insurance may, typically, or often help with evaluation or prescriptions. Coverage varies by plan. Confirm benefits first.

Request an online visit if anxiety, mood, or related symptoms are the reason you looked up this drug name.

What telehealth can still do in 2026

HHS states that recent legislation extended many Medicare telehealth flexibilities through December 31, 2027, with a policy update dated February 5, 2026 (telehealth.hhs.gov). Commercial plans set their own rules. A video visit can cover history, current medicines, side effects, and whether you need urgent in-person evaluation.

Telehealth does not replace emergency care. If you have thoughts of suicide, call or text 988. For a medical emergency, call 911.

Questions people also ask

Is trifluperidol the same as Triperidol?

Triperidol is the historic European brand. The generic INN is trifluperidol. PubChem also lists Trifluperidolo and Janssen/McNeil research codes R-2498 and McN-JR-2498.

What is the DrugBank ID?

DB13552. Do not confuse it with nearby IDs such as DB13554 (moperone).

Can I get a prescription for Triperidol online in the U.S.?

A U.S. telehealth clinician will not write a valid retail prescription for a product that is not available as a licensed U.S. pharmacy item. They can evaluate symptoms and discuss available alternatives.

What does N05AD02 mean?

It is the WHO ATC code for trifluperidol among butyrophenone antipsychotics. The associated oral DDD is 2 mg. That figure is for utilization statistics, not a home-use instruction.

Does insurance cover an evaluation if I only searched a foreign drug name?

Plans may cover a medically necessary mental health or primary-care visit even when the search term is an overseas brand. Coverage varies. Ask your insurer about telehealth benefits and prior authorization.

Disclaimer

This article is educational. It is not a diagnosis or a promise of coverage. Klarity does not sell research chemicals. Licensed providers decide what, if anything, to prescribe. Verify benefits before you book. If you are in crisis, contact 988.

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