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benicar hct

Pharmaranks rates Benicar Hct 3.5/5 for recall safety — an independent score from its FDA recall history and its manufacturer's record. Benicar Hct is a combination medicine containing Hydrochlorothiazide and Olmesartan Medoxomil.

Hydrochlorothiazide and Olmesartan Medoxomil · by Cosette

Available as a generic: Olmesartan Medoxomil and Hydrochlorothiazide

70/100Limited · 1 source

Based on 1 source · Recall-safety score from FDA recall history — this product's own recalls and its manufacturer's record. Not an efficacy or quality rating. methodology →

Rated against independent regulatory sources·Last updated August 20, 2026·How we rate
Verified againstopenFDANIH DailyMedRxClass

Key facts

Active ingredient
Hydrochlorothiazide and Olmesartan Medoxomil
Form
Tablet
Strength
Hydrochlorothiazide 12.5MG; Olmesartan Medoxomil 20MG · Hydrochlorothiazide 12.5MG; Olmesartan Medoxomil 40MG · Hydrochlorothiazide 25MG; Olmesartan Medoxomil 40MG
Type
Prescription (Rx)
Brand or generic
Brand-name
Manufacturer
Cosette
Half-life
about 6 to 15 hours (the label reports a range, not a single number) (how long it stays in your system)
What the pharmacy pays
~$0.91 for 30 — not your price
FDA application
NDA021532

What is Benicar Hct?

From the FDA label:Olmesartan medoxomil and hydrochlorothiazide is a combination of an angiotensin II receptor antagonist (AT 1 subtype), olmesartan medoxomil, and a thiazide diuretic, hydrochlorothiazide (HCTZ). Olmesartan medoxomil is 2,3-dihydroxy-2-butenyl 4-(1-hydroxy-1-methylethyl)-2-propyl-1-[ p -( o -1 H -tetrazol-5-ylphenyl)benzyl]imidazole-5-carboxylate, cyclic 2,3-carbonate. Its empirical formula is C 29 H 30 N 6 O 6 and its structural formula is: Olmesartan medoxomil is a white to light yellowish-white powder or crystalline powder with a molecular weight of 558.6. It is practically insoluble in water and sparingly soluble in methanol. Hydrochlorothiazide is 6-chloro-3,4-dihydro-2 H -1,2,4-benzo-thiadiazine-7-sulfonamide 1,1-dioxide. Its empirical formula is C 7 H 8 ClN 3 O 4 S 2 and its structural formula is: Hydrochlorothiazide is a white, or practically white, crystalline powder with a molecular weight of 297.7. Hydrochlorothiazide is slightly soluble in water but freely soluble in sodium hydroxide solution. Olmesartan medoxomil and hydrochlorothiazide is available for oral administration in tablets containing 20 mg or 40 mg of olmesartan medoxomil combined with 12.5 mg of hydrochlorothiazide, or 40 mg of olmesartan medoxomil combined with 25 mg of hydrochlorothiazide. Inactive ingredients include: hydroxypropylcellulose, hypromellose, lactose monohydrate, low-substituted…

How to use

The recommended starting dose of olmesartan medoxomil and hydrochlorothiazide is 40/12.5 mg once daily in patients whose blood pressure is not adequately controlled with olmesartan monotherapy. Dose can be titrated up to 40 /25 mg if necessary. The recommended starting dose of olmesartan medoxomil and hydrochlorothiazide is 20/12.5 mg once daily in patients whose blood pressure is not adequately controlled with HCT monotherapy or who experience dose-limiting adverse reactions with hydrochlorothiazide. Dose can be titrated up to 40 /25 mg if necessary. Patients titrated to the individual components (olmesartan and hydrochlorothiazide) may instead receive the corresponding dose of olmesartan medoxomil and hydrochlorothiazide. Recommended starting dose in patients not adequately controlled with olmesartan monotherapy, 40/12.5 mg ( 2 ) Recommended starting dose in patients not adequately controlled with hydrochlorothiazide monotherapy, 20/12.5 mg ( 2 ) Adjust dose after 2 to 4 weeks, as needed, to a maximum of 40 mg / 25 mg olmesartan / hydrochlorothiazide ( 2 )

Side effects

The following adverse reactions with olmesartan medoxomil and hydrochlorothiazide are described elsewhere: Hypotension in Volume- or Salt-Depleted Patients [see Warnings and Precautions (5.2) ] Impaired Renal Function [see Warnings and Precautions (5.3) ] Hypersensitivity Reactions [see Warnings and Precautions (5.4) ] Electrolyte and Metabolic Imbalances [see Warnings and Precautions (5.5) ] Acute Myopia and Secondary Angle-Closure Glaucoma [see Warnings and Precautions (5.6) ] Systemic Lupus Erythematosus [see Warnings and Precautions (5.7) ] Sprue-Like Enteropathy [see Warnings and Precautions (5.8) ] Most common adverse reactions (incidence ≥2%) are nausea, hyperuricemia, dizziness, and upper respiratory infection ( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact AvKARE at 1-855-361-3993 or FDA at 1-800-332-1088 or www.fda.gov/medwatch. 6.1 Clinical Trials Experience Because clinical studies are conducted under widely varying conditions, adverse reaction rates observed in the clinical studies of a drug cannot be directly compared to rates in the clinical studies of another drug and may not reflect the rates observed in practice. Olmesartan medoxomil and hydrochlorothiazide The concomitant use of olmesartan medoxomil and hydrochlorothiazide was evaluated for safety in 1243 hypertensive patients. Treatment with olmesartan medoxomil and hydrochlorothiazide was well…

FDA Boxed Warning (the FDA’s most serious warning)

Boxed (black-box) warning — from the FDA label

When pregnancy is detected, discontinue olmesartan medoxomil and hydrochlorothiazide as soon as possible [see Warnings and Precautions (5.1) ] . Drugs that act directly on the renin-angiotensin system can cause injury and death to the developing fetus [see Warnings and Precautions (5.1) ] . WARNING: FETAL TOXICITY See full prescribing information for complete boxed warning. When pregnancy is detected, discontinue olmesartan medoxomil and hydrochlorothiazide as soon as possible ( 5.1 ). Drugs that act directly on the renin-angiotensin system can cause injury and death to the developing fetus ( 5.1 ).

Warnings

Important safety information

Hypotension: Correct volume-depletion prior to administration. ( 5.2 ) Monitor renal function and potassium in susceptible patients ( 5.3 ) Observe for signs of fluid or electrolyte imbalance. ( 5.4 ) Acute angle-closure glaucoma ( 5.5 ) Sprue-like enteropathy has been reported. Consider discontinuation of olmesartan medoxomil and hydrochlorothiazide in cases where no other etiology is found ( 5.7 ) 5.1 Fetal Toxicity Pregnancy Category D Use of drugs that act on the renin-angiotensin system during the second and third trimesters of pregnancy reduces fetal renal function and increases fetal and neonatal morbidity and death. Resulting oligohydramnios can be associated with fetal lung hypoplasia and skeletal deformations. Potential neonatal adverse effects include skull hypoplasia, anuria, hypotension, renal failure, and death. When pregnancy is detected, discontinue olmesartan medoxomil and hydrochlorothiazide as soon as possible [ see Use in Specific Populations (8.1) ]. Thiazides cross the placental barrier and appear in cord blood. Adverse reactions include fetal or neonatal jaundice and thrombocytopenia [ s ee Use in Specific Populations (8.1) ] . 5.2 Hypotension in Volume or Salt-Depleted Patients In patients with an activated renin-angiotensin system, such as volume- or salt-depleted patients ( e.g., those being treated with high doses of diuretics), symptomatic hypotension may occur after initiation of treatment with olmesartan medoxomil and hydrochlorothiazide. If hypotension does occur, the patient should be placed in the supine position and, if necessary, given an intravenous infusion of normal saline. When electrolyte and fluid imbalances have been corrected, olmesartan medoxomil and hydrochlorothiazide usually can be continued without difficulty. A transient hypotensive response is not a contraindication to further treatment. 5.3 Impaired Renal Function Changes in renal function including acute renal failure can be caused by drugs that inhibit the renin-angiotensin system and by diuretics. Patients whose renal function may depend in part on the activity of the renin-angiotensin system ( e.g. , patients with renal artery stenosis, chronic kidney disease, severe congestive heart failure, or volume depletion) may be at particular risk of developing acute renal failure on olmesartan medoxomil and hydrochlorothiazide. Monitor renal function periodically in these patients. Consider withholding or discontinuing therapy in patients who develop a clinically significant decrease in renal function on olmesartan medoxomil and hydrochlorothiazide [ s ee Drug Interactions (7) ] . 5.4 Hypersensitivity Reactions Hypersensitivity reactions to hydrochlorothiazide may occur in patients with or without a history of allergy or bronchial asthma, but are more likely in patients with such a history. 5. 5 Electrolyte and Metabolic Imbalances Olmesartan medoxomil and hydrochlorothiazide contains hydrochlorothiazide which can cause hypokalemia and hyponatremia. Hypomagnesemia can result in hypokalemia which may be difficult to treat despite potassium repletion.Olmesartan medoxomil and hydrochlorothiazide also contains olmesartan, a drug that inhibits the renin-angiotensin system (RAS). Drugs that inhibit the RAS can cause hyperkalemia. Monitor serum electrolytes periodically. Hydrochlorothiazide may alter glucose tolerance and raise serum levels of cholesterol and triglycerides. Hyperuricemia may occur or frank gout may be precipitated in patients receiving thiazide therapy. Hydrochlorothiazide decreases urinary calcium excretion and may cause elevations of serum calcium. Monitor calcium levels. 5.6 Acute Myopia and Secondary Angle-Closure Glaucoma Hydrochlorothiazide, a sulfonamide, can cause an idiosyncratic reaction, resulting in acute transient myopia and acute angle-closure glaucoma. Symptoms include acute onset of decreased visual acuity or ocular pain and typically occur within hours to weeks of drug initiation. Untreated acute angle-closure glaucoma can lead to permanent vision loss. The primary treatment is to discontinue hydrochlorothiazide as rapidly as possible. Prompt medical or surgical treatments may need to be considered if the intraocular pressure remains uncontrolled. Risk factors for developing acute angle-closure glaucoma may include a history of sulfonamide or penicillin allergy. 5. 7 Systemic Lupus Erythematosus Thiazide diuretics have been reported to cause exacerbation or activation of systemic lupus erythematosus. 5 . 8 Sprue-L ike Enteropathy Severe, chronic diarrhea with substantial weight loss has been reported in patients taking olmesartan months to years after drug initiation. Intestinal biopsies of patients often demonstrated villous atrophy. If a patient develops these symptoms during treatment with olmesartan, exclude other etiologies. Consider discontinuation of olmesartan medoxomil and hydrochlorothiazide in cases where no other etiology is identified.

Who should not take Benicar Hct

Olmesartan medoxomil and hydrochlorothiazide is contraindicated: In patients with hypersensitivity to any component of olmesartan medoxomil and hydrochlorothiazide [see Adverse Reactions ( 6.1 , 6.2 )] In patients with anuria [see Warnings and Precautions (5.3) and Adverse Reactions (6.1) ] For coadministration with aliskiren in patients with diabetes [ s ee Drug Interactions (7.4) ]. Hypersensitivity to any component of olmesartan medoxomil and hydrochlorothiazide ( 4 ) Anuria ( 4 ) Do not co-administer aliskiren with olmesartan medoxomil and hydrochlorothiazide in patients with diabetes. ( 4 )

Overdose — what happens if you take too much

Olmesartan medoxomil Limited data are available related to overdosage of olmesartan medoxomil in humans. The most likely manifestations of overdosage would be hypotension and tachycardia; bradycardia could be encountered if parasympathetic (vagal) stimulation occurs. If symptomatic hypotension should occur, supportive treatment should be initiated. The dialyzability of olmesartan is unknown. No lethality was observed in acute toxicity studies in mice and rats given single oral doses up to 2000 mg/kg olmesartan medoxomil. The minimum lethal oral dose of olmesartan medoxomil in dogs was greater than 1500 mg/kg. Hydrochlorothiazide The most common signs and symptoms of hydrochlorothiazide overdose observed in humans are those caused by electrolyte depletion (hypokalemia, hypochloremia, hyponatremia) and dehydration resulting from excessive diuresis. If digitalis has also been administered, hypokalemia may accentuate cardiac arrhythmias. The degree to which hydrochlorothiazide is removed by hemodialysis has not been established. The oral LD 50 of hydrochlorothiazide is greater than 10 g/kg in both mice and rats.

U.S. Poison Control: call or text 1-800-222-1222 (free, 24/7). In an emergency call 911. From the FDA label; not medical advice.

Interactions

Lithium: Risk of lithium toxicity ( 7.2 ) Non-Steroidal Anti-Inflammatory Drugs (NSAIDs): Reduced diuretic, natriuretic and antihypotensive effects; increased risk of renal toxicity ( 7.3 ) Dual inhibition of the renin-angiotensin system: Increased risk of renal impairment, hypotension, and hyperkalemia ( 7.4 ) Colesevelam hydrochloride: Consider administering olmesartan at least 4 hours before colesevelam hydrochloride dose ( 7.5 ) Antidiabetic drugs: Dosage adjustment may be required ( 7.6 ) Cholestyramine and colestipol: Reduced absorption of thiazides ( 7.6 ) 7.1 Agents Increasing Serum Potassium Coadministration of olmesartan medoxomil and hydrochlorothiazide with other drugs that raise serum potassium levels may result in hyperkalemia. Monitor serum potassium in such patients. 7.2 Lithium Increases in serum lithium concentrations and lithium toxicity have been reported during concomitant administration of lithium with angiotensin II receptor antagonists or hydrochlorothiazide. Monitor serum lithium levels during concomitant use. 7. 3 Non-Steroidal Anti-Inflammatory Agents including Selective Cyclooxygenase-2 Inhibitors (COX-2 Inhibitors) Olmesartan medoxomil In patients who are elderly, volume-depleted (including those on diuretic therapy), or with compromised renal function, co-administration of NSAIDs, including selective COX-2 inhibitors, with angiotensin II receptor antagonists (including olmesartan medoxomil) may result in deterioration of renal function, including possible acute renal failure. These effects are usually reversible. Monitor renal function periodically in patients receiving olmesartan medoxomil and NSAID therapy. The antihypertensive effect of angiotensin II receptor antagonists, including olmesartan medoxomil may be attenuated by NSAIDs including selective COX-2 inhibitors. Hydrochlorothiazide In some patients the administration of a NSAID can reduce the diuretic, natriuretic, and antihypertensive effects of thiazide diuretics. Therefore, monitor blood pressure closely. 7.4 Dual Blockade of the Renin Angiotensin System Dual blockade of the RAS with angiotensin receptor blockers, ACE inhibitors, or aliskiren is associated with increased risks of hypotension, hyperkalemia, and changes in renal function (including acute renal failure) compared to monotherapy. Most patients receiving the combination of two RAS inhibitors do not obtain any additional benefit compared to monotherapy. In general, avoid combined use of RAS inhibitors. Closely monitor blood pressure, renal function and electrolytes in patients on olmesartan medoxomil and hydrochlorothiazide and other agents that affect the RAS. Do not co-administer aliskiren with olmesartan medoxomil and hydrochlorothiazide in patients with diabetes [see Contraindications (4) ]. Avoid use of aliskiren with olmesartan medoxomil and hydrochlorothiazide in patients with renal impairment (GFR <60 ml/min). 7.5 Colesevelam H ydrochloride Concurrent administration of bile acid sequestering agent colesevelam hydrochloride reduces the systemic exposure and peak plasma concentration of olmesartan. Administration of olmesartan at least 4 hours prior to colesevelam hydrochloride decreased the drug interaction effect. Consider administering olmesartan at least 4 hours before the colesevelam hydrochloride dose [see Clinical Pharmacology (12.3) ] . 7. 6 The Use of Hydrochlorothiazide with Other Drugs When administered concurrently the following drugs may interact with thiazide diuretics: Antidiabetic drugs (oral agents and insulin) : Dosage adjustment of the antidiabetic drug may be required. Ion exchange resins: Staggering the dosage of hydrochlorothiazide and ion exchange resins (e.g., cholestyramine, colestipol) such that hydrochlorothiazide is administered at least 4 hours before or 4 – 6 hours after the administration of resins would potentially minimize the interaction [see Clinical Pharmacology (12.3) ] . Corticosteroids, ACTH : Intensified electrolyte depletion, particularly hypokalemia.

How long does Hydrochlorothiazide and Olmesartan Medoxomil stay in your body?

The elimination half-life of hydrochlorothiazide and olmesartan medoxomil is about 6 to 15 hours (the label reports a range, not a single number) — the time it takes the body to clear about half of it. As a rule of thumb, a medicine is mostly gone after roughly 4 to 5 half-lives, though this varies from person to person with age and kidney or liver function. This is the plasma ELIMINATION half-life. Plasma levels fall bi-exponentially: other FDA labels for hydrochlorothiazide combination products describe a distribution phase of roughly 2 hours before the ~10-hour (6-15 h) elimination phase — the elimination figure is the one given here. Hydrochlorothiazide is NOT a prodrug and is NOT metabolized, so there is no active metabolite that outlasts the parent; more than 95% of the absorbed dose is excreted unchanged in urine. Kidney impairment: the label states plainly that in patients with renal disease plasma concentrations are increased and the elimination half-life is PROLONGED — it does not quantify by how much. The label does not state a different half-life for older adults or for liver impairment, so no number should be assumed for those groups. Absorption (not elimination) is reduced in congestive heart failure. This is a pharmacokinetic figure about how long the drug stays in plasma; it is not a drug-test detection window and not dosing guidance.

This is general information, not medical advice. It doesn’t tell you when a drug test would read negative (tests detect substances for different, often longer, windows) or when it’s safe to take another dose — ask your pharmacist or prescriber. Source: DailyMed — HYDROCHLOROTHIAZIDE capsule, Clinical Pharmacology (Pharmacokinetics and Metabolism).

Dosage forms

Tablet

The forms currently marketed in the U.S., per the FDA National Drug Code Directory.

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Frequently asked questions

How is Benicar Hct rated?
pharmaranks gives Benicar Hct a composite score of 3.5 out of 5, currently based on 1 weighted source (FDA regulatory recall-safety data weighted highest). See our methodology at /how-we-rate.
How much does Benicar Hct cost?
Nobody can tell you what you will pay — your price is set by your insurer's formulary, your deductible and the pharmacy's markup, and none of those are published. What IS published is what the pharmacy paid to acquire it: about $0.91 for 30, per the CMS NADAC survey. Treat that as the floor, not the quote — ask the pharmacist for the cash price as well as your copay, because for cheap generics the cash price often wins.
Is there a coupon or discount for Benicar Hct?
pharmaranks is an independent ratings site, not a pharmacy — we don't issue coupons or sell Benicar Hct. To pay less, ask your prescriber or pharmacist whether a generic equivalent exists, check the manufacturer's copay/savings card and patient-assistance program, and compare a pharmacy discount card against your insurance copay. Prices vary by pharmacy, insurance, and location, so always confirm at the counter. This is general reference, not medical or financial advice.
Who makes Benicar Hct?
Benicar Hct is marketed by Cosette. You can see Cosette's full profile, rating, and other products on pharmaranks.
Is Benicar Hct a brand-name or generic drug?
Benicar Hct is a brand-name product with the active ingredient Hydrochlorothiazide and Olmesartan Medoxomil. Lower-cost generic equivalents containing Hydrochlorothiazide and Olmesartan Medoxomil are available — ask your pharmacist.
Is Benicar Hct available over the counter?
No. Benicar Hct is a prescription (Rx) medication in the US — you need a prescription from a licensed clinician (in person or via telehealth); it isn't sold over the counter. For some conditions there are OTC alternatives — ask your pharmacist.
What forms does Benicar Hct come in?
Benicar Hct is currently marketed as tablet, per the FDA's National Drug Code Directory.
Is Benicar Hct FDA-registered?
Benicar Hct is on record with the U.S. FDA under application number NDA021532. You can verify this on its official FDA label.
Has Benicar Hct been recalled by the FDA?
Benicar Hct has no FDA recalls recorded under its own application in the openFDA enforcement database. Its recall-safety score reflects its manufacturer's overall recall record. This is general reference, not medical advice — check the FDA recall database for the latest alerts.
Is Benicar Hct safe?
There's no single safe-or-not verdict. pharmaranks gives Benicar Hct a recall-safety score of 70/100, based on its FDA recall history (no recalls under its own FDA application) — not an efficacy or side-effect rating. Review its FDA-label side effects and warnings before use, and always consult a licensed professional.
What are the side effects of Benicar Hct?
Benicar Hct's side effects are taken directly from its FDA label. From the label: The following adverse reactions with olmesartan medoxomil and hydrochlorothiazide are described elsewhere: Hypotension in Volume- or Salt-Depleted Patients [see Warnings and Precautions (5.2) ] Impaired Renal Function [see Warnings and Precautions (5.3) ] Hypersensitivity Reactions [see Warnings and… Both common and serious reactions are documented in full on this page. This is general reference from the FDA, not medical advice — always consult a professional.

Clinical content sourced from the FDA label via openFDA (U.S. FDA). View the FDA label on DailyMed → Provided for general reference only — not medical advice. Always consult a licensed professional and the current prescribing information.

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70/100