Definition of excipient in English:



  • An inactive substance that serves as the vehicle or medium for a drug or other active substance.

    ‘excipients are things like colouring agents, preservatives, and fillers’
    • ‘Alternately, the drug and its excipients can be made into particles of various sizes.’
    • ‘Subjects covered in the video included function and rationale for use of excipients, powder sieving and blending, and tablet dedusting/ polishing.’
    • ‘The ‘new’ Nardil contains the same 15 milligrams of phenylzine sulfate/tablet but the excipients have been dramatically altered.’
    • ‘They were made this way: the appropriate amount of a solution containing the active ingredient and the excipient or bulking agent was placed in the open vials.’
    • ‘Analytical methods which will work on undiluted, individual ingredients may not work well on finished products containing other non-herbal ingredients or excipients.’
    • ‘Conventional lectures covering the function and rationale of excipients, methods of tablet production, and the physical and analytical tests performed on tablets were provided prior to any intervention.’
    • ‘Again, this will need to be incorporated into clinical protocols, although it is noted that other photosensitizers and antineoplastic drugs in common use, such as paclitaxol, also use similar excipients.’
    • ‘A second investigation revealed that the decrease of bioavailability of R with H was not due to the excipients present in H tablets.’
    • ‘The tests showed that the new product can be safely used in serum/animal protein-free cell culture systems, as a pharmaceutical excipient and in drug delivery.’
    • ‘Most tablets and some capsules contain fillers, binders, or excipients (substances that help keep the herb dry during manufacturing).’
    • ‘It is talking about incompatibilities between the excipients and the active drug as something which should be considered?’
    • ‘However, the term ‘drug’ excludes contaminants (such as in herbal medicines) or supposedly inactive excipients in a formulation.’
    • ‘Authenticating pharmaceuticals - raw materials, active pharmaceutical ingredients, excipients, and finished dosage forms - throughout the entire supply chain is essential for maintaining product integrity.’
    • ‘Control cells consisted of untreated cells, cells incubated with the mannitol excipient and exposed to light or cells exposed to the dye alone.’
    • ‘Also, both studies used a dosage form that contains a dissolution-inhibiting excipient, magnesium stearate.’


Early 18th century (as an adjective in the sense ‘that takes exception’): from Latin excipient- ‘taking out’, from the verb excipere.