A member asked:

What is maximum dose of zantac that can be safely taken per day? i am taking 20 mg every 12 hours but that is not helping much. can i take 20 mg every 8 hours instead? i.e 60 mg per day?

Q: what is maximum dose of zantac that can be safely taken per day? i am taking 20 mg every 12 hours but that is not helping much. can i take 20 mg every 8 hours instead? i.e 60 mg per day?

: Nonprescription maximum dose is 20mgs twice a day. 40 mgs twice a day is maximum dose for prescription strength purposes. If symptoms aren't relieved with 20 mgs twice a day for 10 days, you should consult a gastroenterologist for accurate diagnosis and proper treatment.

A doctor has provided 1 answer

Dr. Donald Colantino answered

Nonprescription maximum dose is 20mgs twice a day. 40 mgs twice a day is maximum dose for prescription strength purposes. If symptoms aren't relieved with 20 mgs twice a day for 10 days, you should consult a gastroenterologist for accurate diagnosis and proper treatment.

Answered 12/10/2021

0 views

Thank

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.

Get Virtual Care

For Businesses

About Us

HealthTap Online Primary Care Doctors Accepting New Patients

A member asked:

What is maximum dose of zantac that can be safely taken per day? i am taking 20 mg every 12 hours but that is not helping much. can i take 20 mg every 8 hours instead? i.e 60 mg per day?

A doctor has provided 1 answer

Dr. Donald Colantino answered

Related Questions

A member asked:

Is it okay to take rolaids in between my morning and nightly dose of Zantac (ranitidine) during pregnancy? Just taking Zantac (ranitidine) alone doesn't seem to work.

A member asked:

How long does it take for Zantac (ranitidine) 150 to completely leave your system? I took 1 dose 2 nights ago and am having abdominal pain and I'm very lightheaded

A member asked:

I'm still having acid reflux until now. I take zantac (ranitidine) 300mg am/pm. Not working, when im hungry it get worst and i should eat every 2-3hrs. Help me.

A member asked:

Suffers from chronic acid reflux.takes 6 tums a day- but it only relieves the issue for an hour. Tried Zantac (ranitidine) but didn't help much. get scoped?

A member asked:

Have superficial gastric ulcers. Cant take Dexilant (dexlansoprazole) or protonix. Prilosec 2x a day is not helping. Dont have reflux. Got zantac. How should I take it?

Sponsored Content

People also searched for:

My 16 month old is 25 pounds normally takes 4ml of Zantac (ranitidine) twice a day. Is this seem normal? I accidentally gave him one extra ml today will every ok?

Could Zantac (ranitidine) 150 be causing my 52 yr old husband to have severe dry mouth? He takes almost every day?

The max dose for Zantac (ranitidine) is 2 150mg pills/day, but my heart burn is terrible and i have already taken 2. Can i take a tagamet on top of those two?

Take Zantac 75mg 1x for gerd because cannot tolerate ppi. Doctor said increase to 2. Dizzy and fast heartrate 1 hour after 2nd dose. Will body adjust?

How long will it take to get a one time dose of 150mg of Zantac out of your system after taking it?

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

Didn't find what you're looking for?

More of what we treat

Allergies

Antibiotics

Asthma

High Blood Pressure

Prescriptions

Type 2 Diabetes

For Businesses

Company

Health Content

Join Us

Download HealthTap

Questions?