Adrenyx
combat_stimulant
Amygdacet
combat_stimulant
Aurocet
combat_stimulant
Blessura
recreational
Amytal-X
combat_stimulant
Calydrin
combat_stimulant
Celerix
combat_stimulant
Chromasin
recreational
Duravex
combat_stimulant
Drexaline
combat_stimulant
Dravecor
combat_stimulant
Ferrocaine
combat_stimulant
Kairos
recreational
Focadrin
combat_stimulant
Kethavar
combat_stimulant
Hexadrine
combat_stimulant
Narrowcast
combat_stimulant
Korrath
combat_stimulant
Marathine
combat_stimulant
Omnipex
combat_stimulant
Nullocaine
combat_stimulant
Nullthar
combat_stimulant
Nullform
recreational
Oxytrel
recreational
Praevex
combat_stimulant
Phaedrin
combat_stimulant
Serafin
recreational
Strathex
combat_stimulant
Somalex
recreational
Prismatol
recreational
Tethrin
recreational
Synaptrel
combat_stimulant
Strelazine
combat_stimulant
Sustrel
combat_stimulant
Vellichor
recreational
Velorin
combat_stimulant
Tharcon
combat_stimulant
Vantabloc
combat_stimulant
Voraxin
combat_stimulant
Vorrathine
combat_stimulant
Affinex
emotional_regulator
Alethrin
poison_toxin
Anamnex
cognitive_enhancer
Arravex
emotional_regulator
Assurex
emotional_regulator
Auryn
recreational
Avarenol
recreational
Axodrine
cognitive_enhancer
Axonex
cognitive_enhancer
Axoril
medical
Bandex
augment_interactive
Bandwave
augment_interactive
Bliss Rot
street_concoction
Caelindra
recreational
Caelivex
recreational
Catavrel
poison_toxin
Cereflux
medical
Chromalex
medical
Chromolase
poison_toxin
Chromolyx
poison_toxin
Clariden
cognitive_enhancer
Claritex
cognitive_enhancer
Clarivax
emotional_regulator
Clarivex
cognitive_enhancer
Cognitrel
cognitive_enhancer
Compressin
sleep_dream
Compresyn
sleep_dream
Confluex
augment_interactive
Cordathin
poison_toxin
Cortadrine
cognitive_enhancer
Cortexa
recreational
Cortivane
augment_interactive
Cortivex
medical
Crackle
street_concoction
Cravex
withdrawal_aid
Dermasil
medical
Dermasyn
medical
Dermatrel
medical
Desovane
augment_interactive
Detachrin
recreational
Dethavar
recreational
Detravex
withdrawal_aid
Divergen
cognitive_enhancer
Divergix
cognitive_enhancer
Dogpatch
street_concoction
Dopavren
withdrawal_aid
Dormacet
sleep_dream
Dormalex
sleep_dream
Dravosyn
withdrawal_aid
Dregamine
street_concoction
Drivacet
emotional_regulator
Drivacor
emotional_regulator
Dulsyn
augment_interactive
Eazovir
withdrawal_aid
Echoveil
recreational
Emovrel
recreational
Empathex
recreational
Equilibra
withdrawal_aid
Exovance
augment_interactive
Ferraxon
augment_interactive
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Synaptrel
Synaptrel is a synthetic neural velocity compound that temporarily accelerates synaptic transmission in the motor and sensory cortex by saturating sodium-potassium channel regulators, effectively overclocking the nervous system's signal propagation speed. Developed by Helix Biosystems as a bridge product for unaugmented individuals competing in augmented environments, it delivers measurable reflex improvements of 18-30 milliseconds — enough to matter in close-quarters combat against chrome-heavy opponents. It is the pharmaceutical answer to the augmentation gap.
nameSynaptrel
aliases
  • Snap
  • Quickwire
  • the Twitch
categorycombat_stimulant
subcategoryreflex_accelerator
manufacturerHelix Biosystems
method of usesublingual
effects
  • Reflex arc acceleration (18-30ms improvement documented)
  • Heightened sensory processing speed
  • Improved hand-eye coordination
  • Perception of opponents moving slightly slower
  • Enhanced fine motor precision under stress
side effects
  • Severe muscle tremor during comedown
  • Risk of neural overstimulation causing seizure at high doses
  • Hypersensitivity to sensory input — bright light and loud sound become painful
  • Insomnia lasting 24-48 hours post-use
  • Chronic use causes permanent low-grade tremor
duration18-25 minutes
addiction riskmoderate
tier availabilityTier 2-3
legalityrestricted
street priceΦ 310 per dose
cultural contextSynaptrel is the great equalizer of the GLMZ underworld — the chemical that lets an unaugmented Shelf runner stand a chance against a corporate enforcer with military chrome reflexes. It is also a quiet political statement. The augmentation gap between tiers is one of the most visible and resented inequalities in GLMZ; Synaptrel is how the unaugmented refuse to simply accept being slower. Helix markets it carefully, aware that its existence makes augmentation manufacturers uncomfortable.
story hooks
  • A tournament circuit for unaugmented fighters has banned Synaptrel, but the testing methods are easily defeated — a runner is hired to investigate whether the champion is clean or bought.
  • Helix Biosystems is sitting on a next-generation formulation that would close the gap almost entirely; Lazarus has been quietly acquiring their research staff.
  • A Shelf kid running Synaptrel for the first time reacts fast enough to survive an ambush that should have killed her — and the people who sent the ambush want to know what she's on.

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