"Tranquilisers" is a term commonly used to refer to drugs that reduce anxiety, tension or excitement. However, there are many other synonyms that can be used to describe these types of medications. Some of the most common ones include anti-anxiety drugs, sedatives, anxiolytics, and calmatives. Other synonyms that are less commonly used may include psychotropics, neuroleptics, and antipsychotics. It's important to note that different types of tranquilisers may have different effects, and some may be more appropriate for specific conditions or situations. Consulting a healthcare professional can help ensure that the right medication and dosage is selected and used safely.