Ask about Fish Sulfa
Fix Sulfa (Sulfamethoxazole & Trimethoprim) 800mg/160mg Tablets
Fix Sulfa (Sulfamethoxazole & Trimethoprim) provides synergistic broad-spectrum antibacterial care formulated for ornamental marine and freshwater fish. Offered in double-strength 800 mg/160 mg tablet options, it combines two active antibacterial agents to combat persistent systemic and surface-level bacterial infections in aquarium environments. The dissolvable tablets disperse cleanly into tank water or can be crushed and incorporated into food to deliver targeted treatment without artificial dyes or unnecessary fillers.
Features and Benefits
- Synergistic Dual-Antibiotic Formula: Combines sulfamethoxazole (800 mg) and trimethoprim (160 mg) for enhanced antibacterial efficacy against susceptible aquatic pathogens.
- Potent Combination Strength: Delivered in precise 800 mg/160 mg tablet proportions to simplify accurate dosing for medium to large aquarium volumes.
- Pure Active Ingredients: Formulated with pharmaceutical-grade sulfamethoxazole and trimethoprim with zero artificial dyes or unnecessary chemical fillers.
- Multi-Condition Relief: Formulated to help manage severe bacterial conditions including mouth fungus (Flexibacter columnaris), fin rot, tail rot, hemorrhagic septicemia, skin ulcers, and body lesions.
Frequently Asked Questions
Shipping: All orders ship from trusted U.S. facilities via USPS Ground Advantage, USPS Priority, FedEx, or UPS. Standard orders process in 1–3 business days and arrive within 3–6 business days. Standard rates start around $5.99, and expedited options (2–3 business days) are available at checkout when eligible. Tracking details are emailed automatically once your order is placed. Orders with items from multiple warehouses may arrive in separate packages at no extra cost.
Returns: Unused, unopened items in original packaging can be returned within 30 days of delivery with prior authorization. For pet safety, opened consumables, treats, food, and fish medications cannot be returned. Return shipping is covered by the customer unless the item arrives damaged or incorrect.
Damaged or Incorrect Orders: If your order arrives damaged or incorrect, email sales@thepetperch.com within 7 days of delivery with your order number and photos. We’ll send a replacement or issue a full refund immediately at no cost to you.






