This website has been developed and fully funded by Bayer plc for a UK audience only.
Disclaimer and side effect reporting information can be found at the bottom of the page.
- MENSTRUAL HEALTH
- CONTRACEPTION
- MENOPAUSE FAQSTALK MENOPAUSE


CONTRACEPTIVE
PATCH
PROS
- Easy to useexpand_less
It’s easy to put on and remove and only needs to be changed once a week.
- Effectiveexpand_more
Is 91% effective at preventing pregnancy with typical use.
- Periodsexpand_more
Periods may become lighter.
- Reversibleexpand_more
Upon discontinuation of use, fertility should return to normal.
- Doesn’t interrupt sexexpand_more
Using your contraceptive patch correctly means you don't need to worry about contraception in the moment.
- Administrationexpand_more
Self-administered.
CONS
- User dependentexpand_less
It needs to be changed weekly and keeping track of the number of weeks used.
- Periodsexpand_more
It may cause disrupted periods. For example, you may experience bleeding between your periods (breakthrough bleeding) and spotting (very light irregular bleeding).
- Short-actingexpand_more
You need to apply it weekly.
- Contains hormonesexpand_more
Some women prefer hormone free options.
- Breastfeedingexpand_more
Cannot be used when breastfeeding.
- STIsexpand_more
Does not protect against HIV infection (AIDS) and other sexually transmitted infections (STIs).
- Weight gainexpand_more
It may cause weight gain.
- Breast tendernessexpand_more
It may cause breast tenderness.
- Moodexpand_more
Some women experience mood changes, including mood swings, depression, or depressed mood.
The pros and cons listed are not exhaustive. Talk to your doctor or nurse for more information.
SIDE EFFECTS
Patch side effects
- WILL THE PATCH AFFECT MY PERIODS?expand_less
The patch may cause disrupted periods, either in the form of irregular bleeding (spotting or breakthrough bleeding), or regular, lighter periods. During the first few cycles of using the patch, bleeding between periods (breakthrough bleeding) and spotting (very light, irregular bleeding) is common.
- WILL I PUT ON WEIGHT IF I USE THE PATCH?expand_more
The contraceptive patch may cause some women to gain weight.
- CAN THE PATCH CAUSE MOOD SWINGS?expand_more
Like other forms of hormonal birth control, the contraceptive patch may cause you to experience mood swings.
- DOES THE PATCH AFFECT ACNE?expand_more
Acne can be a side effect of using the contraceptive patch. However, some women may find that their acne improves whilst using combined hormonal contraceptives like the patch.
- OTHER COMMON SIDE EFFECTSexpand_more
- Skin irritation
- Breast tenderness or pain
- Menstrual pain
- Headaches/migraine
- Nausea or vomiting
- Abdominal pain
- Dizziness
- Diarrhoea
- Muscle spasms
- Vaginal infections and discharge
- Fatigue
- Fluid retention
- RISKSexpand_more
- Blood clots - A small number of people using the patch may develop a blood clot in a vein or an artery. Don't use the patch if you've had a blood clot before.
- Breast cancer - Research suggests that people who use the contraceptive patch have a small increased risk of being diagnosed with breast cancer compared with those who don't. But this reduces with time after stopping the patch.
- Cervical cancer - Research also suggests there's a small increase in the risk of developing cervical cancer with long-term use of combined hormonal contraception such as the combined pill, patch and ring.
- Liver cancer - Rare cases liver tumours which are not cancer have been found in women taking combined hormonal contraceptives. Even more rarely, liver tumours, which are cancer have been found.

PREPARING FOR YOUR GP APPOINTMENT
TALKING TO YOUR DOCTOR
Get the information you need for an informed discussion with your doctor.
PP-UN-WHC-GB-0300 July 2025