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

Warfarin was discontinued, 1 day later inr still 5.5! on day 3 after warfarin discontinued, started antibiotic bactrim for uti. then 2 days later~[now 5 days off warfarin]~inr is checked &lab shows it rose to 6.4! would you recommend vit k to correct?

A doctor has provided 1 answer

? symptomatic ?: I would not suggest correction unless absolutely necessary , such as if bleeding, high risk for fall/injury, or having surgery in near future. Correction just for sake of correction is not advisable.

Dr Machanic agreed

Answered 12/27/2020

16 views

Thank

Related Questions

A member asked:

I've had a UTI for 3 wks & I've been on 3 diff antibiotics with little relief. I've taken Bactrim Cipro (ciprofloxacin) & Macrobid & it's still here. Could it be IC?

A doctor has provided 1 answer

A member asked:

Hospital-pyelonephritis. UTI, SIRS. IVH antibiotics. Discharged at home treatment, bactrim, levaquin, cipro within 2 months. e-coli ESBL &UTI. Cleared but now have gamma non-hemolytic streptococcus. Should this be treated?

A doctor has provided 1 answer

A member asked:

I've had UTI for 3 weeks and 3 different antibiotics with no relief. I started on Bactrim didn't help and ended up in the ER on April 27th with left flank pain. They did a urin culture and I was put on Cipro. It still did not relieve all the symptoms. The

A doctor has provided 1 answer

A member asked:

Was prescribed Bactrim DS 800 twice daily for 5 days for a UTI, currently on 3rd day. Would this antibiotic cause cloudy urine?

3 doctors weighed in across 2 answers

A member asked:

I'm on bactrim (sulfamethoxazole and trimethoprim) antibiotic for a uti. Been taking it for about 5 days. Just tonight I noticed big itchy red welts all over my body. Alergic reaction?

11 doctors weighed in across 3 answers

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 have symptoms of uti. I went to my doctor and urine dip stick was negative. Put me on Bactrim for 5 days. Sent culture to the lab and it was negative. I am on day 5 and symptoms haven't improved. Could it still be uti even though labs were negative?
I've been taking bactrim and pyridium for 6 days for a UTI infection, but i still have the symptoms. What could it be? Since starting the antibiotics, i've felt better, but once the medicine wears out, it gets worse. I only have enough left to last me thr
I'm on last day of antibiotic treatment for a UTI I took one this morning and will take my last bactrim (sulfamethoxazole and trimethoprim) later could I have sex?
Day 4 of Bactrim for UTI (I was given a 10 day course). I took an Azo UTI test and its still showing I have an infection... symptoms not gone completely. When should I contact my dr for possibly different antibiotics. ?
On 3rd day of antibiotics (Bactrim) for UTI, do not feel burning while pee, but still constant urination feeling (I drink a lot of water though)... when is it safe to have unprotected 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.