Supporting the use of Zaponex® (clozapine) for the management of Treatment-Resistant Schizophrenia (TRS) within mental health services in the UK.
This site is dedicated to the products & services provided by Leyden Delta B.V.
Products

Zaponex (Clozapine)
Orodispersible Tablets
Leyden Delta is the first UK clozapine supplier to introduce an orodispersible clozapine formulation.
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Zaponex (Clozapine)
Tablets
Zaponex tables are available in 25mg and 100mg tablets and are packaged in either blister packs or HDPE containers for your convenience.
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Services
ZTAS
Treatment Access System
A secure, comprehensive web-accessed patient database which can be accessed by registered healthcare professionals all year round.
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Magna Laboratories
Magna Laboratories is the UK-based sister company of Leyden Delta based in Herefordshire.
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Medical Educational Goods & Services
Magna Laboratories is the UK-based sister company of Leyden Delta based in Herefordshire.
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News & Updates
Report Side Effects
Yellow Card Scheme
Healthcare professionals are asked to report any suspected adverse reactions via the Yellow Card Scheme.
Yellow Card Scheme