Contragel® grün

contraceptive gel for use with diaphragms or cervical caps

contragel packung

The smart contraception

Contragel® grün is a contraceptive gel for use with the Caya® or Singa® diaphragm. By means of cellulose, it forms an additional physical barrier in front of the cervix and lowers the pH value of the vaginal fluid. The increased acidity and viscosity of the gel inhibit the sperm's motility

lactic acid

for an acidic pH value


as a gelling agent and additional barrier

pH value

has a positive effect on the vaginal flora

The product has been manufactured with this ingredients since 1972. The institute CONRAD ( could show the effectiveness of Contragel® green in an independent study in 2017.* This study has proven that Contragel® green used together with the Caya® Diaphragm is safe and as effective as Caya® used together with products containig nonoxynol 9.

* Mauck Christine K., Brache Vivian, Kimble Thomas, Thurman Andrea, Cochon Leila, Littlefield Sarah, Linton Kim, Doncel Gustavo F., Schwartz Jill L., A Phase I Randomized Postcoital Testing and Safety Study of the Caya Diaphragm used with 3% Nonoxynol-9 gel, ContraGel, or No Gel, Contraception (2017)

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CE medical device
certified medical device according to ISO 13485


DeltaMed GmbH
Raiffeisenstr. 8a
61169 Friedberg