All Posts By

David Arevalo

  • Meet the FemCap cervical cap.

    Meet The FemCap

    As you probably know, pregnancy can only occur if sperm enters the cervix, travels up to the uterus, and meets a fertile egg. Stopping the sperm’s journey is really all that is needed to…

  • The Caya / SILCS diaphragm development story

    A Star Is Born!

    Contraceptive diaphragms have been around in their modern form for over 50 years. With growing demand for non-hormonal contraceptives a challenge was set to go back to the drawing board and bring the diaphragm…

  • Contraceptive diaphragm fitting

    Average Size Woman, Average Size Diaphragm?

    Thinking about going hormone-free in the bedroom? Maybe making the switch to a diaphragm as your preferred contraceptive method? That’s great news. But you can’t just pop off to the shops and buy one.…

  • Can you use ContraGel with condoms?

    Can ContraGel Be Used With Condoms?

    Having worked with ContraGel (also available as Caya Gel) since its launch, I would say THE most frequent question we receive is whether ContraGel can be used safely with condoms. As of the publication…

  • How ContraGel and Caya Gel Work

    How Does A Natural Spermicide Kill Sperm?

    We receive lots of questions asking how ContraGel and Caya Gel work and, if it’s natural, how it can reliably kill sperm?  Many people question its safety as well. So, in this post, we’ll…

  • ContraGel, The Natural Alternative To Spermicide

    ContraGel. The Natural Alternative To Spermicide

    As mentioned in previous posts, N-9 spermicides tend to irritate a large amount of their users because they contain the harsh chemical ingredient, Nonoxynol-9 (N-9) which is also found in cleaning products. So what you…

  • Homemade Spermicide

    Homemade Spermicide?

    It goes without saying that no method of contraception can ever guarantee 100% protection, although some couples believe that certain homemade methods of contraception are effective ways to avoid pregnancy. These forms of homemade…

  • spermicide and contraceptive gels

    Spermicide. The Definitive Story

    Since the sexual revolution of the 1960’s when the diaphragm introduced instantly reversible, female controlled contraception to the world, the demand for spermicide to accompany it was immediately created. Spermicide is a substance used…

  • Nonoxynol 9 spermicide

    Is There A Problem With N9 Spermicide?

    If you’ve been checking out your spermicide options to accompany your diaphragm or cervical cap, without a doubt you’ll have heard reference to N9. In the UK the NHS has historically approved Gygel, an…

  • How diaphragms and barrier contraceptives work.

    Stopping That Sperm

    Switching off ovulation with hormonal birth control, or implanting a foreign object like a coil/IUD to stop implantation, are both drastic measures that we’ve come to accept as the standard birth control options. But…