Morning after pill and irregular periods
How our community feel morning after pill has affected their periods
Data is taken from self reported Lowdown user reviews
No change
27%
24%
24%
18%
Don't know
15%
12%
3%
Out of the 33 reviews for morning after pill, 8 people (24%) reported irregular periods.
Reviewers that reported irregular periods as a side effect
Data is taken from self reported Lowdown user reviews
Used for 1 - 3 mo
26 years old
🇬🇧 UK
• 1 day ago
Feeling very sick, painful stomach/cramp pains, tired muscles or aches, overall extremely tired, loss of energy, bloating and gas discomfort
Top side effects not reported
0 helpful
0 comments
Used for 1 - 3 mo
35 years old
🇬🇧 UK
• 17th Sep 25
I was reluctant to take the morning after pill. I was advised to take it by the nurse after using the withdrawal method. My cycle following taking the pill was 42 day long (my average cycle is about 35 days).
Top side effects not reported
0 helpful
0 comments
Morning after pill common side effects
Data is taken from self reported Lowdown user reviews
39% of morning after pill reviewers reported period like cramps
36% of morning after pill reviewers reported nausea or vomiting
24% of morning after pill reviewers reported lower back pain
21% of morning after pill reviewers reported tender breasts
15% of morning after pill reviewers reported vaginal discharge
Best selling Morning after pill in the UK
Top contraceptives for sale in the UK
Top 5 types of contraception for women
Women's health, reviewed.
Get the best women’s health info in your inbox
You are signing up to receive The Lowdown's latest findings and news in women's health. Your data will be used in accordance with our Privacy & Cookie policy
Slide into our DMs
Built by doctors and experts
Our tools are made by medical professionals for your peace of mind
Our website uses affiliate links and we may earn a small commission if you click on them