HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
HealthTap
Telehealth
A member asked:

How effective is lo loestrin in preventing pregnancy? how can i tell if the pill is protecting me?

A doctor has provided 1 answer
Dr. Heidi Fowler answered

Specializes in Psychiatry

It is about 99%: effective if taken consistently. There aren't any specific signs that signal that the medication is working.

Dr Harte and another doctor agreed

Answered 11/23/2014

3.5k views

Thank

Related Questions

A member asked:

I take lo loestrin Fe which is a low dose birth control but is a combination pill. Im on my third pack, I was late by an hour for 2 days straight. Am I protected from pregnancy if Im an hour late on my birth control?

A doctor has provided 1 answer

A member asked:

Missed 3 days of loestrin about 2 weeks ago, had unprotected sex 3 times within 7 days of missed pill. Getting really sick. Its too early to be having pregnancy symptoms so what's going on?

A doctor has provided 1 answer

A member asked:

I've been consistent with my loestrin 24 fe and never missed a pill. My boyfriend ejaculated inside me. Should i be worried about pregnancy?

A doctor has provided 1 answer

A member asked:

On microgestin fe 1/20 (generic Loestrin Fe) +take it everyday at same time and haven't miss pill. Does this brand strongly protest against pregnancy ?

A doctor has provided 1 answer

A member asked:

I am taking lo loestrin fe for birth control but its a sample from the doctors office can i take this pill to provide pregnancy ?

A doctor has provided 1 answer

Sponsored Content
HealthTap Medical Group does not endorse products or services. Sponsored content revenues support our mission to make health information free and accessible to all.Learn more

People also searched for:

I am 36 and been on Lo Loestrin fe for a few years. I weigh 195 and was wondering how save is this pill to prevent pregnancy? I take it each night on time at 7?
I take my birth control each night on time and havent missed a pill yet. I am 195 and I am on Lo Loestrin fe. I been having unprotected sex with my boyfriend and he finished in me. Should I be worried on this pill to prevent pregnancy of low dose?
What is the percentage of lo loestrin fe to prevent pregnancy?
How long does it take for lo loestrin fe to start fully preventing pregnancy?
On doxycycl and also on the pill low loestrin. how much does the doxycycl make pill less effective? risk of pregnancy on both pills (just oral sex)?

Telemedicine

Primary Care
Manage Your Conditions
Women's Health
Children's Health
Men's Health
Senior Health
Wellness, Prevention & Lifestyle
Sexual Health
Mental & Behavioral Health
Travel Medicine
Urgent Care
Ask your question
Didn't find what you're looking for?

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.

Ask your question

More of what we treat

Allergies
Antibiotics
Asthma
High Blood Pressure
Prescriptions
Type 2 Diabetes
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.
HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited
Member App

Download HealthTap

Video visit and message your doctor

Member App QR Code
Play Store Member LinkApp Store Member Link

Questions?

+1 (888) 828-0841support@healthtap.com
LinkedInTwitter
HomeTermsPrivacyCookiesDMCAHealth TopicsDoctors DirectoryDoctor Q&A by Specialty
Copyright 2026 HealthTap, Inc.