A 38-year-old member asked:
Disclaimer

how long is it supposed to it take for zantac (ranitidine) to work?

1 doctor answer
Dr. You Sung Sang
31 years experience Gastroenterology
About an hour: It usually takes this long to lower the acid level in the stomach for any noticeable difference.
Answered on Aug 2, 2018

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

Ask doctors free
Personalized answers
Free
Talk to a doctor
24/7 visits
$15 per month

Related questions:

A 61-year-old female asked:
Dr. Alvin Lin
Dr. Alvin Lin answered
30 years experience Geriatrics
Go see your doctor: Pantaloc is not a brand sold here in the states. By searching online, it appears to be a brand of pantoprazole, a proton pump inhibitor (ppi) which is ... Read More
A 18-year-old female asked:
Dr. Laura Anissian
21 years experience Internal Medicine
May take longer: I would give it a week to work, if not, then you may need a different medication. Was this rec by your doctor?
A 38-year-old member asked:
Dr. Imtiaz Chaudhry
27 years experience Facial Plastic Surgery
Zantac (ranitidine) for acid: Usually in 30 minutes you should be having some affect but may vary in everyone.
1
1 thank
A 22-year-old male asked:
Dr. Charles Cattano
39 years experience Gastroenterology
Dose dependent...: Zantac (ranitidine) is an h2-blocker that comes in many strengths because the more drug you take the more effectively it modulates acid production. Fu ... Read More

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

Ask doctors free
Personalized answers
Free
Talk to a doctor
24/7 visits
$15 per month