Ask about Fix Doxy (Doxycycline)
Fix DOXY 100 (Doxycycline Hyclate) is an antibiotic that exerts a bactericidal action on gram-positive and some gram-negative bacteria in Fix. This Fix antibiotic is useful for control of some common bacterial diseases in Fix, including Septicemia, Mouth Rot, and Fin and Tail Rot.
Directions: Add 1 dose (100 mg) into aquarium for every 15 gallons of water to be treated. Repeat in 24 hours. It is suggested that a partial water change be made between treatments. It is recommended that extended medication baths continue for a minimum of 5 days but not more than 10 days. Discontinue treatment if no improvement is noted within 5 days.
Shipping. Orders ship from the US and are typically processed within 1 to 3 business days. Most orders arrive within 2 to 10 business days, with shipping rates calculated at checkout based on weight and destination. You'll receive a tracking number by email once your order ships. Some orders may arrive in multiple packages depending on supplier location.
Returns. Unused, unopened items in original packaging can be returned within 30 days of delivery with prior approval. For pet safety, we cannot accept returns on opened consumables, medications, prescription products, or final sale items. To start a return, email sales@thepetperch.com with your order number. Customers cover return shipping unless the item arrived damaged, defective, or incorrect, in which case we'll cover it. Approved refunds are issued to the original payment method within 5 to 10 business days.
Damaged or incorrect orders. Contact us within 7 days of delivery at sales@thepetperch.com with your order number and photos. We'll make it right at no cost to you.








