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

What are the short and long term side effects of cephalexin?

A doctor has provided 1 answer

Few if any: Some report minor abdominal discomfort during treatment. Cross reactivity with penicillin allergy is sometimes seen, more with adults. For most it has no side effects.

Answered 9/8/2018

281 views

Thank

Related Questions

A member asked:

One of the side effects of cephalexin is it can cause pseudomembranous colitis. If you were to give a percentage, how likely is this to happen?

A doctor has provided 1 answer

A member asked:

I was prescribed 500mg of Cephalexin for a small cut on my toe. I read the side effects of this antibiotic and I am weary about taking it 4 X a day.

A doctor has provided 1 answer

A member asked:

Is cephalexin safe? im prescribed it for a rash infection on my leg. i always worry about antibiotics ans side effects?

2 doctors weighed in across 2 answers

A member asked:

Prescribed 500mg cephalexin for my adult cystic acne 4x day for 14days, then twice daily. Will this cause much side effects for me? & will this work?

A doctor has provided 1 answer

A member asked:

I am on prednisone and cephalexin for a fairly bad case of poison ivy. Are there any side effects of smoking some pot while on these two?

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'm taking keflex for a UTI and on the 5th day of medication I'm having pain with certain movements or deep breath around low left side of back. But I no longer have burning when urinating. What could this be?
Side effects from cephalexin ?
Cephalexin side effects and safety? Allergic reaction risk?
What are the side effects of sulfamethoxazole-tmp--am I allergic to cephalexin?
Side effects of drinking beer while on cephalexin?

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.