Shake well before dosing. Add 4 drops per gallon or 5 ml (1 tsp) per 25 gallons of water to be treated.
For reef tanks and aquariums with invertebrates the dosage should be adjusted to two daily half treatments of two drops per gallon or 5 ml (1 tsp) per 50 gallons 12 hours apart. Treat every other day for a total of 6 treatments (2 treatments per day).
Day 1: Add 4 drops per gallon
Day 2: No medication or water changes needed
Day 3: Add 4 drops per gallon
Day 4: No medication or water changes needed
Day 5: Add 4 drops per gallon
Day 6: Perform a 25% water change if desired. Repeat this five-day treatment if symptoms improve, but have not completely disappeared. If no improvement has occurred, try our Maracyn® and/or Maracyn® Two treatments.
Special note on Parashield®: During use some sessile invertebrates will retract for the first several hours. This condition will be temporary and may last for up to 24 hours. Tested on Stone Polyp, Brain Favites, Mushroom (Rhodactis), Ricordea sp., Favia Fragum, Plate Coral sp., Tubastraea sp., Knobby Leather sp., Acropora sp., Finger Coral (Porites) coral species. All corals and polyps may not react the same way as the test species.
Note: FOR AQUARIUM USE ONLY. Consult a veterinarian or fish expert for assistance in diagnosis of disease causing organisms and treatment options.