đź’Š Preventive instead of curative: Doxy-PrEP can significantly reduce the risk of certain bacterial STIs.
🧬 Greater protection: Doxycycline can significantly reduce the risk of chlamydia and syphilis.
⚠️ Only with medical supervision: It should only be used after medical advice.
đź©ş Topic resistance: Frequent use can promote the development of antibiotic resistance.
What is Doxy-PrEP?
Doxy-PrEP stands for „doxycycline pre-exposure prophylaxis“. This involves taking an antibiotic (doxycycline) to protect against certain bacterial sexually transmitted infections (STIs)
In contrast to HIV-PrEP, Doxy-PrEP is still Not officially authorised. However, initial studies show that it can significantly reduce the risk of infection. This is why it is already being trialled in some countries - but only in Germany off-label (outside the authorisation) prescribed by doctors.
How does the intake work?
Doxy-PrEP means a Permanent, daily intake of doxycycline. This provides the body with a long-lasting Antibiotic supplied - this can be done with relevant side effects and increases the risk of Antibiotic resistance.
This form of application is not yet sufficiently scientifically investigated. Specialist organisations such as the German STI Society therefore currently advise from a routine Doxy-PrEP.
The following therefore applies: Doxy-PrEP should not without very careful medical consideration and is No generally recommended safer sex strategy.
Who is Doxy-PrEP suitable for?
Doxy-PrEP can be useful if you have a Increased risk of bacterial STIs have - for example through frequently changing sex partners, chemsex or unprotected sex in scenes with a high STI rate.
In Germany, Doxy-PrEP is currently Not regularly authorised, but is prescribed by doctors in individual cases after individual consultation.
Risks & side effects
As with all antibiotics, this can also occur with Doxy-PrEP side effects may occur. Doxycycline interferes with the body's natural processes and can have various effects:
- Frequent:
Gastrointestinal complaints (e.g. nausea, diarrhoea), headaches, increased Sensitivity to sunlight of the skin - Occasionally:
Skin reactions, irritation of the oesophagus, nausea or skin rash - For prolonged use:
- Change in the Gut microbiome
- Increased risk of Antibiotic resistance - the medication may then no longer be effective, even for treatment
- Interactions with other medications
- Increased risk of sunburn
Therefore:
Doxy-PrEP should only after medical advice, with regular check-ups and after carefully weighing up the risks and benefits. It is not a generally recommended safer sex method.
FAQ - Frequently asked questions about Doxy-PrEP
There are many questions about Doxy-PrEP - about its effects, how to take it, the risks and its availability in Germany. You can find the most important answers in this FAQ.
Doxy-PrEP is the preventive use of the antibiotic doxycycline to prevent bacterial STIs such as syphilis or chlamydia. It is being tested in studies and can significantly reduce the risk, but is not yet officially authorised.
Doxy-PrEP is not officially authorised in Germany, but some HIV specialists prescribe it off-label. Talk openly with your doctor or an AIDS service organisation about your options.
Stomach problems, sensitivity to light and occasional skin rashes are typical. Most symptoms subside quickly. If you experience severe side effects, you should seek medical help immediately.
Yes, there is a risk. If antibiotics are used too often or incorrectly, bacteria can become resistant. This means that future infections are more difficult to treat. Therefore, only use Doxy-PrEP after counselling and a clear indication.
Long-term data are still lacking. It is therefore recommended that Doxy-PrEP should only be taken for a limited period of time and regularly checked by a doctor to see whether it is still useful.
Further links
- Intake & Prep-Checks
- Safer sex accident / PEP
- Protection through therapy
- Prep
- Protection through Doxy-PEP/PrEP
- Condoms
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