What it's used for
Omeprazole is used to treat frequent heartburn that occurs two or more days a week. It is not intended for immediate relief and may take 1 to 4 days for full effect.
Source: U.S. FDA-approved prescribing information (openFDA).
Typical dosing
Adults 18 years and older should take 1 tablet once daily before eating in the morning for a 14-day course, swallowing the tablet whole without chewing or crushing.
Dosing shown here is the general FDA-labeled range. Your prescribing clinician determines the exact dose, form, and schedule for you — this is not a substitute for medical advice.
Boxed warning / key safety info
Omeprazole may cause severe skin reactions, including skin reddening, blisters, and rash, and use should be stopped immediately if an allergic reaction occurs.
Common side effects
See full FDA prescribing information for the complete adverse reaction profile.
Covered strengths on the Tab $0 list
Covered at $0 with an active Tab membership when filled at a participating pharmacy nationwide or through mail order. A licensed clinician must prescribe the medication.
Related medications
Other everything else medications covered at $0 with an active Tab membership.
Omeprazole cost without insurance
Cash prices for Omeprazole without insurance vary widely by pharmacy, strength and quantity — the same prescription can cost very different amounts at two pharmacies in the same town. That is the problem a membership solves.
Omeprazole is on Tab's covered $0 generic list. With an active Tab membership, every covered strength is $0 — not a percentage off, not a coupon that changes month to month — at participating pharmacies nationwide or through mail order. You do not need insurance, and Tab works whether or not you have a health plan.
Tab is a membership, not insurance. Covered medications require a prescription from a licensed clinician.
Omeprazole dosage and administration
Directions • for adults 18 years of age and older • this product is to be used once a day (every 24 hours), every day for 14 days • it may take 1 to 4 days for full effect; some people get complete relief of symptoms within 24 hours 14-Day Course of Treatment • swallow 1 tablet with a glass of water before eating in the morning • take every day for 14 days • do not take more than 1 tablet a day • do not use for more than 14 days unless directed by your doctor • swallow whole. Do not chew or crush tablets Repeated 14-Day Courses (if needed) • you may repeat a 14-day course every 4 months • do not take for more than 14 days or more often than every 4 months unless directed by a doctor • children under 18 years of age: ask a doctor. Heartburn in children may sometimes be caused by a serious condition.
Excerpt from the FDA-approved prescribing information (openFDA), retrieved 2026-09-15. Your prescribing clinician decides the exact dose, form and schedule for you — this is not medical advice.
Common questions
Is omeprazole covered at $0 with Tab?
Yes. Omeprazole is on Tab's covered $0 generic list — every covered strength is $0 with an active membership, at participating pharmacies nationwide or by mail order.
Do I need insurance to get omeprazole through Tab?
No. Tab is a membership, not insurance. Covered medications are $0 with an active membership whether or not you have a health plan.
How do I get an omeprazole prescription with Tab?
Book a video visit with a licensed Tab clinician (unlimited visits are included with membership). If it's clinically appropriate, they send the prescription to your chosen participating pharmacy or by mail order.
How much does omeprazole cost without insurance?
Without insurance, retail cash prices for omeprazole vary by pharmacy, strength and quantity. Omeprazole is on Tab's covered $0 generic list, so every covered strength is $0 with an active Tab membership at participating pharmacies nationwide or by mail order.
What is the cheapest way to get omeprazole?
For medications on Tab's covered list, a Tab membership is the cheapest route: covered strengths of omeprazole are $0 with an active membership, and unlimited video visits with a licensed clinician are included, so the visit that produces the prescription is covered too.
What is the usual dose of omeprazole?
Directions • for adults 18 years of age and older • this product is to be used once a day (every 24 hours), every day for 14 days • it may take 1 to 4 days for full effect; (FDA-approved label, retrieved 2026-09-15. Your clinician sets your dose.)
Omeprazole is $0 on the covered list
Members pay $0 for covered generics at participating pharmacies nationwide or by mail order — plus unlimited virtual primary care, urgent care and dermatology visits. No insurance needed.
Solo $49/mo · Family $119/mo for up to 4 people · Family+ $149/mo for up to 8
Start your membership → Compare plansTab is a membership and prescription-discount program, not insurance. A licensed clinician must prescribe any medication. Cancel anytime — no renewal.