TankMatesTankMates
  • Explore
  • Encyclopedia
  • Identifier
  • Tank Planner
  • Tank Mates
  • Games
  • World Map
Sign in
ExploreSpeciesIdentifierPlanner
TankMatesTankMatesFind fish that get along. Plan your tank. See real local prices.© 2026 TankMates · hello@tankmates.io
EncyclopediaFish identifierTank MatesCompareAsk FinnTank PlannerTank templatesPlantsCare libraryBreedingPond FishGamesWorld MapDesign StudioCommunityShops & servicesMy profileNotificationsPremiumPrivacyTermsPicture credits
Care library / Medicines
Sera Baktopur
Antibacterial

Sera Baktopur

Active ingredient: Sera baktopur: acriflavine 209.7 mg, methylene blue 4.95 mg, phenylglycol 0.6 g per 100 ml. Sera baktopur direct: nifurpirinol 27.6 mg per 1 g tablet

How to use (from the label): Sera baktopur: Shake. 1 ml (22 drops) per 20 L on day 1, no dose on day 2, 1 ml per 20 L on day 3. Aerate well, no activated carbon during treatment. Afterwards filter over carbon (sera super carbon) and do a partial water change.. Sera baktopur direct: 1 tablet per 50 L. Treat 7 days without a break (longer if needed); partial water change at least every 2 days, then re-dose for the replaced water. Aerate well, feed sparingly, switch off CO2 system and UV, no activated carbon. 24 h carbon filtration 2 days after the last dose. Severe cases: 30-minute bath of 1 tablet in 2 L tank water, then continue normal dosing.

Careful: Both: Do not filter over activated carbon during treatment. Do not use with other medicines (baktopur direct) or other makers' products (baktopur).. Sera baktopur: Freshwater product; for marine fish use only in a quarantine tank. Keep away from children and pets.. Sera baktopur direct: Not tolerated by invertebrates such as corals and echinoderms in marine tanks: treat sick fish only in a separate tank. Do not swallow; avoid contact with eyes, skin and mucous membranes. Switch off UV and CO2 during treatment.

Rules: Both: Not to be used in animals kept for human food.. Sera baktopur direct: Switzerland: category D (sold without prescription after expert advice), Swissmedic 69827.

Never mix medicines unless the label says it is safe, and remove shrimp and snails unless the label says they are safe.

Examples you may see in shops: sera baktopur, sera baktopur direct. Not endorsements. Always follow the label.

Facts checked against sources on 16 Oct 2026. See sources

Used for

Fin rotColumnarisDropsyUlcers & red soresInjury & bite wounds

Sources

6 facts checked with sources

  • ProductsTreat diseases (page 2) | sera · sera baktopur direct Gebrauchsinformation (CH, approved 17 April 2024) · sera FAQ: What is the difference between sera baktopur and sera baktopur direct?
  • Active ingredientcorrectedsera baktopur information for use (2011-06, INT) · sera baktopur direct Gebrauchsinformation (CH, approved 17 April 2024) · sera FAQ: What is the difference between sera baktopur and sera baktopur direct?
  • What it treatssera baktopur | sera · sera baktopur information for use (2011-06, INT) · sera baktopur direct Gebrauchsinformation (CH, approved 17 April 2024)
  • Dose and how to usecorrectedsera baktopur information for use (2011-06, INT) · sera baktopur direct Gebrauchsinformation (CH, approved 17 April 2024)
  • Warningssera baktopur information for use (2011-06, INT) · sera baktopur direct Gebrauchsinformation (CH, approved 17 April 2024)
  • Rulescorrectedsera baktopur information for use (2011-06, INT) · sera baktopur direct Gebrauchsinformation (CH, approved 17 April 2024)