Chemical contraceptives include gels, creams, suppositories, tablets or sponges that are inserted into the vagina, kill or paralyze sperm.
- application
- Advantages and disadvantages
- costs
- Pearl Index
application
The funds are introduced at least ten minutes before sex. Preparations that form a foam are much safer, because the active ingredient spreads better. Agents containing the active ingredient nonoxinol have a spermicidal effect.
The so-called spermicides attack the sperm cell directly, causing it to shrink and dissolve. In addition, there are still funds based on citric acid and lactic acid, which change the vaginal environment, so that the sperm are inhibited in their mobility.
Advantages and disadvantages
Chemical contraceptives are available over the counter in pharmacies. They do not interfere with the hormone balance and cause no side effects. However, the chemical substances can cause irritation of the mucous membrane in women and men.
costs
Depending on the preparation from seven euros.
Pearl Index
0.9 to 36
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