Built for ADHD drug development.
From transporter profiling to PK/PD.

DAT/NET/SERT profiling, abuse liability scoring, BBB permeability, and lisdexamfetamine PK/PD simulation. The only platform purpose-built for stimulant pharmacology.

ML is the solvent.

CC(N)Cc1ccccc1 Try it free

Paste a SMILES string to predict transporter activity, abuse liability, and ADMET properties

The Platform

End-to-end computational pharmacology for ADHD and stimulant drug development

Dis-Solved combines stereo-aware graph neural networks with validated pharmacological rules to profile the targets that define ADHD pharmacology: dopamine and norepinephrine transporter activity, CNS penetration, abuse potential, cardiac safety, and metabolic stability. All from a single SMILES input.

Input

SMILES string

Dis-Solved Engine

GNN + stimulant pharmacology rules

ADHD-Ready Profile

Screen / advance / schedule

  • DAT/NET/SERT transporter profiling for stimulant target engagement
  • Abuse liability scoring to de-risk scheduling conversations
  • BBB permeability with stereoisomer awareness for CNS access
  • Lisdexamfetamine PK/PD simulation validated across 67 subjects
  • hERG cardiotoxicity and CYP450 metabolism screening
  • Full ADMET profile from a single SMILES input

BBB Predictor

Blood-brain barrier permeability prediction with stereochemical encoding

ADHD drug candidates must cross the blood-brain barrier to reach dopaminergic and noradrenergic targets in the prefrontal cortex. Our stereo-aware GNN encodes 3D molecular geometry directly into the prediction, capturing chiral and conformational effects that descriptor-based methods miss. Validated on external holdout data with state-of-the-art performance.

0.96 External AUC 0.92 Internal AUC Stereo-Aware GNN
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ADMET Toolkit

ADHD-relevant ADMET profiling from a single SMILES input

Profile the pharmacology that matters for stimulant drug development: monoamine transporter engagement, abuse potential, cardiac safety, and metabolic liabilities.

MAT Transporter

Predict dopamine, norepinephrine, and serotonin transporter activity. The pharmacological fingerprint of every ADHD stimulant.

0.968 AUC

Abuse Liability

HIGH/MODERATE/LOW scoring based on MAT profile and structural patterns. Built to flag scheduling risk early in the stimulant design cycle.

Multi-class

Cardiotoxicity

hERG channel blocking prediction. Critical for stimulants, where cardiovascular monitoring is already standard of care.

0.91 AUC

CYP450 Metabolism

Drug-drug interaction risk across major CYP isoforms. ADHD patients often take multiple medications; CYP profiling catches co-prescription liabilities.

0.88 AUC

ADHD PK/PD Simulation

DoseTrack

Mechanistic pharmacokinetic simulation for lisdexamfetamine (Vyvanse)

Log a dose. See the curve.

DoseTrack dashboard showing real-time PK/PD simulation curve with plasma concentration over time, therapeutic window zones, dose log timeline, and effect gauge metrics
9.1% Cmax MAPE Michaelis-Menten + 2-cmt RK4 ODE Solver 67 subjects validated
  • Peak concentration predicted to 9.1% MAPE across 6 independent dose-dataset combinations.
  • Food effect derived from first principles. Correctly orders all 4 published cohorts by prandial protocol.
  • MM kinetics predicts dose-proportionality up to 250 mg from first principles.

Validated against 3 published datasets. Paediatric to Swiss adult, 30–100 mg.

Coming soon: DoseTrack Full

Extended model: exercise, sleep, co-medications, and bodyweight-adjusted clearance. Personalised ADHD pharmacokinetics for clinical and research use.

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Custom PK/PD simulation

Need a simulation for a different ADHD medication, stimulant analogue, or dosing regimen? We build mechanistic PK/PD models to your specification.

Request Custom Simulation
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Team

Who We Are

Nabil Yasini

CEO & ML Research Engineer

Computational pharmacologist specialising in ADHD and stimulant pharmacology, GNN-based molecular property prediction, and mechanistic PK/PD modelling for CNS drugs.

We're growing.

Hiring across computational chemistry, ML engineering, and pharmacometrics. Domain expertise in ADHD pharmacology is a plus.

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Research

Publications

StereoGNN-BBB: A Stereo-Aware Graph Neural Network for Blood-Brain Barrier Permeability Prediction with State-of-the-Art External Validation

Yasini N. (2025) · Independent Research

Stereo-aware GNN with 21-dimensional node features encoding R/S chirality and E/Z geometry. 0.961 AUC on B3DB external validation (7,807 compounds), outperforming 8 published methods. Focal loss improves specificity by 55%.

0.961 External AUC 7,807 compounds GATv2 + Focal Loss
PDF

A Mechanistic Prodrug Pharmacokinetic Model for Lisdexamfetamine with First-Principles Nutrition-Aware Absorption Estimation

Yasini N. (2025) · Dis-Solved, Independent Research

Two-compartment prodrug ODE system with Michaelis-Menten kinetics. All parameters fixed to published values, no fitting to validation data. 9.1% Cmax MAPE across 6 dose-dataset combinations, 67 subjects, 3 published datasets.

9.1% Cmax MAPE 67 subjects MM + RK4
PDF

Pricing

Start screening ADHD candidates today

Free for individual researchers. Usage-based pricing for teams.

Most Popular

Pro & Enterprise

Usage-based pricing

Full programmatic access and dedicated support for production screening workflows.

  • REST API access
  • Batch processing (CSV/SDF)
  • Custom model training
  • On-premise deployment
  • Dedicated support & SLA
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Contact

Get In Touch

Questions about the platform, custom ADHD simulations, or enterprise access?