The word "tranquilizer" is correct and usable in written English.
You can use it when referring to a drug used to reduce anxiety, tension or excitement. For example: After a long day, she took a small tranquilizer to help her relax and get a good night's sleep.
The introduction of the tranquilizer chlorpromazine (also known as thorazine) in the 1950s represented a turning point in psychiatry, one that gave rise to the "psychopharmacological revolution".
American medical researcher who developed the tranquilizer Miltown, the first psychiatric drug approved for the mass market.
Introduction of tranquilizer drugs made it possible to replace older methods of immobilizing large animals before applying marks and brands.
An overdose of a tranquilizer may cause loss of muscular coordination and slowing of reflexes, and prolonged use can lead to addiction.
The roots of many species contain an alkaloid called reserpine, first found in the Indian species R. serpentina and used in the treatment of high blood pressure and as a tranquilizer.
In August 2007 the tranquilizer gun was honoured on a New Zealand postage stamp.
Putin was celebrated by Russian media in 2008 for supposedly saving a television crew from being mauled when he shot a Siberian tiger with a tranquilizer gun after it escaped from wildlife specialists at a national park.
Subsequent pharmacological research determined that the plant was the source of a bioactive substance known as reserpine, which found use in Western medicine as a tranquilizer and as an antihypertensive agent (lowering abnormally high blood pressure).
We seem to reach for a tranquilizer whenever the Atomic Energy Comm. offers words of reassurance about one of its nuclear mishaps.
Within 2 hours, protected by bee veil & aided by what is known as a bee smoker, which burns burlap, & gives off fumes that act as a bee tranquilizer, they captured the bees.
This is still a game about sneaking through the tall grass and rendering armed guards unconscious with a tranquilizer dart to the neck, still a game punctuated with ludicrous boss fights featuring quipping maniacs who pilot bipedal robots.
