Piscidin-3 vs omega-conotoxin MVIIA

Head-to-head comparison of Piscidin-3 (Piscidin-3 (hybrid striped bass antimicrobial peptide)) and omega-conotoxin MVIIA (Ziconotide) — benefits, dosing, side effects, research data, and where to buy.

PropertyPiscidin-3omega-conotoxin MVIIA
CategoryMarine-DerivedMarine-Derived
Full NamePiscidin-3 (hybrid striped bass antimicrobial peptide)Ziconotide
Molecular Weight~2.4 kDa2639 Da
Half-LifeNR4.5 h (CSF)
Amino Acids2225
Typical DoseNR1.2 mcg/day initial, titrate as tolerated
Routein vitro|topical preclinicalintrathecal
Purity≥98%≥98%
Studies Count8478
Research StatusPre-clinicalApproved

Piscidin-3 Benefits

  • antibacterial
  • anti-biofilm
  • host-defense modulation

omega-conotoxin MVIIA Benefits

  • analgesic
  • ion-channel blocker
  • neuroactive

Piscidin-3 Dosing

NR|NR

omega-conotoxin MVIIA Dosing

chronic refractory pain|CaV2.2

Piscidin-3 Side Effects

  • hemolysis at high concentrations
  • cytotoxicity risk
  • protease sensitivity

omega-conotoxin MVIIA Side Effects

  • Conus magus

Research Overview

Piscidin-3

Preclinical research indicates strong activity against bacterial membranes and drug-resistant strains. Analogs are being evaluated to balance potency with lower toxicity and better stability.

omega-conotoxin MVIIA

Foundational marine peptide drug; approved as ziconotide for intrathecal treatment of severe chronic pain when other therapies fail.

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Common Stacking Partners

Piscidin-3 stacks with:

Piscidin

omega-conotoxin MVIIA stacks with:

Conus magusomega-conotoxinpain
marine-derivedantimicrobial peptidebioactive peptidebioactivecone snailpeptide drug