PRESCRIPTION PRODUCTS &
    PRESCRIBING INFORMATION

    Our core business is the discovery and development of prescription medicines for diseases and conditions that impact millions of people.

    We invest billions of research dollars to find medicines that can help improve lives. Today, Merck has more than 50 prescription products in key therapeutic areas, such as cardiovascular disease, respiratory disease, oncology, neuroscience, infectious disease, immunology and women's health.

    A – G     H – O     P – Z
    A – G
    ANTIVENIN™
    (LATRODECTUS MACTANS)
    (Black Widow Spider Antivenin)
    Prescribing Information
    ASMANEX® HFA
    (mometasone furoate) inhalation aerosol, for oral inhalation use
    Prescribing Information
    Patient Product Information
    ASMANEX® TWISTHALER®
    (mometasone furoate inhalation powder)
    Prescribing Information
    Patient Product Information
    Product website
    BCG Vaccine
    (For Percutaneous Use)
    Prescribing Information
    Instructions for Use
    BELSOMRA®
    (suvorexant) tablets, for oral use, C-IV
    Prescribing Information
    Medication Guide
    Product website
    BRIDION®
    (sugammadex) Injection, for intravenous use
    Prescribing Information
    CANCIDAS®
    (caspofungin acetate) for Injection, for intravenous use
    Prescribing Information
    CELESTONE®SOLUSPAN®
    (betamethasone sodium phosphate and betamethasone acetate)
    Injectable Suspension, USP 30 mg/5 mL (6 mg/mL)
    Prescribing Information
    CLARINEX®
    (desloratadine) Tablets and Oral Solution for oral use
    Prescribing Information
    Patient Product Information
    CLARINEX-D®12 HOUR
    Extended Release Tablets
    (desloratadine/pseudoephedrine sulfate) for oral use
    Prescribing Information
    Patient Product Information
    COZAAR®
    (losartan potassium) tablets, for oral use
    Prescribing Information
    Patient Product Information
    CRIXIVAN®
    (INDINAVIR SULFATE) CAPSULES
    Prescribing Information
    Patient Product Information
    CUBICIN®
    (daptomycin for injection) for Intravenous Use
    Prescribing Information
    CUBICIN®RF
    (daptomycin for injection), for intravenous use
    Prescribing Information
    DELSTRIGO™
    (doravirine, lamivudine, and tenofovir disoproxil fumarate) tablets, for oral use
    Prescribing Information
    Patient Product Information
    DIFICID®
    (fidaxomicin) tablets, for oral use
    Prescribing Information
    Patient Product Information
    DIPROLENE® AF
    (augmented betamethasone dipropionate) Cream, 0.05% for topical use
    Prescribing Information
    Patient Product Information
    DIPROLENE®
    (augmented betamethasone dipropionate) Lotion, 0.05% for topical use
    Prescribing Information
    Patient Product Information
    DIPROLENE®
    (augmented betamethasone dipropionate) Ointment, 0.05% for topical use
    Prescribing Information
    Patient Product Information
    DULERA®
    (mometasone furoate and formoterol fumarate dihydrate) inhalation aerosol, for oral inhalation use
    Prescribing Information
    Patient Product Information
    Product website
    ELOCON®
    (mometasone furoate) Cream, 0.1% for topical use
    Prescribing Information
    Patient Product Information
    ELOCON®
    (mometasone furoate) Lotion, 0.1% for topical use
    Prescribing Information
    Patient Product Information
    ELOCON®
    (mometasone furoate) Ointment, 0.1% for topical use
    Prescribing Information
    Patient Product Information
    EMEND®
    (aprepitant) capsules
    (aprepitant) for oral suspension
    Prescribing Information
    Patient Product Information
    Instructions for Use
    EMEND®
    (fosaprepitant) for injection, for intravenous use
    Prescribing Information
    Patient Product Information
    ENTEREG®
    (alvimopan) capsules, for oral use
    Prescribing Information

    ERVEBO®
    (Ebola Zaire Vaccine, Live)
    Suspension for intramuscular injection
    Prescribing Information
    Patient Product Information

    Follistim® AQ Cartridge
    (follitropin beta injection) for subcutaneous use
    Prescribing Information
    Patient Product Information and Instructions for Use
    FOSAMAX®
    (alendronate sodium) tablets and
    oral solution
    Prescribing Information
    Medication Guide
    FOSAMAX® PLUS D
    (alendronate sodium/cholecalciferol) tablets
    Prescribing Information
    Medication Guide
    Ganirelix Acetate Injection
    FOR SUBCUTANEOUS USE ONLY
    Prescribing Information
    GARDASIL®
    [Human Papillomavirus Quadrivalent (Types 6, 11, 16, and 18) Vaccine, Recombinant]
    Prescribing Information
    Patient Product Information
    GARDASIL®9
    (Human Papillomavirus 9-valent Vaccine, Recombinant)
    Suspension for intramuscular injection
    Prescribing Information
    Patient Product Information
    Product website
    GUANIDINE HYDROCHLORIDE Tablets
    Prescribing Information
    H to O
    HYZAAR®
    (losartan potassium and hydrochlorothiazide) tablets, for oral use
    Prescribing Information
    Patient Product Information
    INTEGRILIN®
    (eptifibatide) Injection,
    for intravenous use
    Prescribing Information
    INTRON® A
    (Interferon alfa-2b, recombinant For Injection)
    Prescribing Information (5 mL diluent)
    Medication Guide
    Instructions for Use – Powder for Solution (5 mL diluent)
    Instructions for Use – Solution for Injection
    INVANZ®
    (ertapenem for injection) for intravenous (IV) or intramuscular (IM) use
    Prescribing Information
    ISENTRESS® (raltegravir) film-coated tablets, for oral use
    ISENTRESS® HD (raltegravir) film-coated tablets, for oral use
    ISENTRESS® (raltegravir) chewable tablets, for oral use
    ISENTRESS® (raltegravir) for oral suspension
    Prescribing Information
    Patient Product Information
    Instructions for Use for Babies and Toddlers
    Product website
    JANUMET®
    (sitagliptin and metformin hydrochloride) tablets, for oral use
    Prescribing Information
    Medication Guide
    Product website
    JANUMET® XR
    (sitagliptin and metformin hydrochloride extended-release) tablets, for oral use
    Prescribing Information
    Medication Guide
    Product website
    JANUVIA®
    (sitagliptin) tablets, for oral use
    Prescribing Information
    Medication Guide
    Product website
    KEYTRUDA® (pembrolizumab) injection, for intravenous use
    Prescribing Information
    Medication Guide
    Product website
    LOTRISONE® Cream
    (clotrimazole and betamethasone dipropionate)
    Prescribing Information
    Patient Product Information
    MAXALT®
    (rizatriptan benzoate) tablets, for oral use
    Prescribing Information
    Patient Product Information
    MAXALT-MLT®

    (rizatriptan benzoate) orally disintegrating tablets

    Prescribing Information
    Patient Product Information
    M-M-R® II
    (MEASLES, MUMPS, and RUBELLA VIRUS VACCINE LIVE)
    Prescribing Information
    Patient Product Information
    NASONEX®
    (mometasone furoate monohydrate) Nasal Spray, 50 mcg†
    †calculated on the anhydrous basis
    Prescribing Information
    Patient Product Information
    NEXPLANON®
    (etonogestrel implant) Radiopaque
    Subdermal Use Only
    Prescribing Information
    Patient Product Information
    Product website
    NOXAFIL®
    (posaconazole) injection, for intravenous use,
    delayed-release tablets, for oral use,
    and oral suspension
    Prescribing Information
    Patient Product Information
    NuvaRing®
    (etonogestrel/ethinyl estradiol vaginal ring)
    Prescribing Information
    Patient Product Information
    Instructions for Use
    Product website
    ONTRUZANT®
    (trastuzumab-dttb) for injection, for intravenous use
    Prescribing Information
    Product Not Available
    P to Z
    Liquid Pedvax HIB®
    [Haemophilus b Conjugate Vaccine (Meningococcal Protein Conjugate)]
    Prescribing Information
    PEGINTRON®
    (peginterferon alfa-2b) injection, for Subcutaneous Use
    Prescribing Information (5 mL diluent)
    Medication Guide
    Instructions for Use – Powder for Injection (traditional vial and syringe - 5 mL diluent)
    Instructions for Use – PegIntron REDIPEN®
    Product website
    PIFELTRO™
    (doravirine) tablets, for oral use
    Prescribing Information
    Patient Product Information
    PNEUMOVAX® 23
    (pneumococcal vaccine polyvalent) Sterile, Liquid
    Vaccine for Intramuscular or Subcutaneous Injection
    Prescribing Information
    Patient Product Information
    Product website
    Pregnyl®
    (chorionic gonadotropin for injection USP)
    Prescribing Information
    PREVYMIS™
    (letermovir) tablets, for oral use
    (letermovir) injection, for intravenous use
    Prescribing Information
    Patient Product Information
    PRIMAXIN® I.V.
    (imipenem and cilastatin) for Injection, for intravenous use
    Prescribing Information
    PRINIVIL®
    (lisinopril) tablets, for oral use
    Prescribing Information
    PROPECIA®
    (finasteride) tablets for oral use
    Prescribing Information
    Patient Product Information
    ProQuad®
    Measles, Mumps, Rubella and Varicella Virus Vaccine Live
    Lyophilized preparation for subcutaneous injection
    Prescribing Information
    PROSCAR®
    (finasteride) Tablets
    Prescribing Information
    Patient Product Information
    PROVENTIL®HFA
    (albuterol sulfate) Inhalation Aerosol
    Prescribing Information (with Dose Indicator)
    Prescribing Information (without Dose Indicator)
    Patient Product Information (with Dose Indicator)
    Patient Product Information (without Dose Indicator)
    REBETOL®
    (ribavirin USP) Capsules, Oral Solution
    Prescribing Information
    Medication Guide
    RECARBRIO™
    (imipenem, cilastatin, and relebactam) for injection, for intravenous use
    Prescribing Information
    RECOMBIVAX HB®
    HEPATITIS B VACCINE (RECOMBINANT)
    Prescribing Information
    REMERON® (mirtazapine) tablets, for oral use
    REMERONSolTab® (mirtazapine) orally disintegrating tablets
    Prescribing Information
    Medication Guide
    RENFLEXIS™
    (infliximab-abda) for injection, for intravenous use
    Prescribing Information
    Medication Guide
    RotaTeq®
    (Rotavirus Vaccine, Live, Oral, Pentavalent) Oral Solution
    Prescribing Information
    Patient Product Information
    SEGLUROMET™
    (ertugliflozin and metformin) tablets, for oral use
    Prescribing Information
    Medication Guide
    SINEMET®
    (carbidopa-levodopa) Tablets
    Prescribing Information
    SINEMET® CR
    (carbidopa-levodopa) Sustained-Release Tablets
    Prescribing Information
    SINGULAIR® (montelukast sodium) tablets, for oral use
    SINGULAIR® (montelukast sodium) chewable tablets, for oral use
    SINGULAIR® (montelukast sodium) oral granules
    Prescribing Information
    Medication Guide
    Instructions for Use
    SIVEXTRO®
    (tedizolid phosphate) for injection, for intravenous use
    (tedizolid phosphate) tablet, for oral use
    Prescribing Information
    Patient Product Information
    STEGLATRO™
    (ertugliflozin) tablets, for oral use
    Prescribing Information
    Medication Guide
    STEGLUJAN™
    (ertugliflozin and sitagliptin) tablets, for oral use
    Prescribing Information
    Medication Guide
    STROMECTOL®
    (IVERMECTIN) TABLETS
    Prescribing Information
    SYLATRON™
    (peginterferon alfa-2b) for injection, for subcutaneous use
    Prescribing Information (5 mL diluent)
    Medication Guide
    Instructions for Use (5 mL diluent)
    TEMODAR®
    (temozolomide) Capsules
    Prescribing Information
    Patient Product Information
    Pharmacist Information
    TEMODAR®
    (temozolomide) for Injection
    Prescribing Information
    Patient Product Information
    Pharmacist Information
    TICE® BCG
    BCG LIVE (FOR INTRAVESICAL USE)
    Prescribing Information
    TRUSOPT®
    (dorzolamide hydrochloride ophthalmic solution) Sterile Ophthalmic Solution 2%
    Prescribing Information
    Instructions for Use
    VAQTA®
    (Hepatitis A Vaccine, Inactivated)
    Suspension for Intramuscular Injection
    Prescribing Information
    VARIVAX®
    Varicella Virus Vaccine Live
    Prescribing Information
    Patient Product Information
    VYTORIN®
    (ezetimibe and simvastatin) tablets, for oral use
    Prescribing Information
    Patient Product Information
    ZEPATIER®
    (elbasvir and grazoprevir) tablets, for oral use
    Prescribing Information
    Patient Product Information
    ZERBAXA™
    (ceftolozane and tazobactam) for injection, for intravenous use
    Prescribing Information
    ZETIA®
    (ezetimibe) Tablets
    Prescribing Information
    Patient Product Information
    ZINPLAVA™
    (bezlotoxumab) injection, for intravenous use
    Prescribing Information
    Patient Product Information
    ZOCOR®
    (simvastatin) tablets, for oral use
    Prescribing Information
    ZOLINZA®
    (vorinostat capsules, for oral use)
    Prescribing Information
    Patient Product Information
    ZOSTAVAX®
    (Zoster Vaccine Live) Suspension for subcutaneous injection
    Prescribing Information
    Patient Product Information

    Trademarks appearing on this website are owned, licensed to, promoted or distributed by Merck, its subsidiaries or affiliates, except as noted.
    COZAAR®
    (losartan potassium) tablets, for oral use
    Prescribing Information
    Patient Product Information

    HYZAAR®
    (losartan potassium and hydrochlorothiazide) tablets, for oral use
    Prescribing Information
    Patient Product Information

    INTEGRILIN®
    (eptifibatide) Injection, for intravenous use
    Prescribing Information

    PRINIVIL®
    (lisinopril) tablets, for oral use
    Prescribing Information

    VYTORIN®
    (ezetimibe and simvastatin) tablets, for oral use
    Prescribing Information
    Patient Product Information


    ZETIA®
    (ezetimibe) Tablets
    Prescribing Information
    Patient Product Information


    ZOCOR®
    (simvastatin) tablets, for oral use
    Prescribing Information

    FOSAMAX®

    (alendronate sodium) tablets and oral solution

    Prescribing Information
    Medication Guide

    FOSAMAX® PLUS D

    (alendronate sodium/cholecalciferol) tablets

    Prescribing Information
    Medication Guide

    JANUMET®

    (sitagliptin and metformin hydrochloride) tablets, for oral use

    Prescribing Information
    Medication Guide
    Product website

    JANUMET® XR

    (sitagliptin and metformin hydrochloride extended-release) tablets, for oral use

    Prescribing Information
    Medication Guide
    Product website

    JANUVIA®

    (sitagliptin) tablets, for oral use

    Prescribing Information
    Medication Guide
    Product website

    Pregnyl™

    (chorionic gonadotropin for injection USP)

    Prescribing Information

    SEGLUROMET™

    (ertugliflozin and metformin) tablets, for oral use

    Prescribing Information
    Medication Guide
    STEGLATRO™

    (ertugliflozin) tablets, for oral use

    Prescribing Information
    Medication Guide
    STEGLUJAN™

    (ertugliflozin and sitagliptin) tablets, for oral use

    Prescribing Information
    Medication Guide

    CELESTONE®SOLUSPAN®

    (betamethasone sodium phosphate and betamethasone acetate)
    Injectable Suspension, USP 30 mg/5 mL (6 mg/mL)

    Prescribing Information
    RENFLEXIS™

    (infliximab-abda) for injection, for intravenous use

    Prescribing Information
    Medication Guide
    CANCIDAS®

    (caspofungin acetate) for Injection, for intravenous use

    Prescribing Information

    CRIXIVAN®

    (INDINAVIR SULFATE) CAPSULES

    Prescribing Information
    Patient Product Information

    CUBICIN®

    (daptomycin for injection) for Intravenous Use

    Prescribing Information
    CUBICIN®RF

    (daptomycin for injection), for intravenous use

    Prescribing Information
    DELSTRIGO™

    (doravirine, lamivudine, and tenofovir disoproxil fumarate) tablets, for oral use

    Prescribing Information
    Patient Product Information
    DIFICID®

    (fidaxomicin) tablets, for oral use

    Prescribing Information
    Patient Product Information
    INVANZ®

    (ertapenem for Injection) for intravenous (IV) or intramuscular (IM) use

    Prescribing Information
    Product website

    ISENTRESS® (raltegravir) film-coated tablets, for oral use
    ISENTRESS® HD (raltegravir) film-coated tablets, for oral use
    ISENTRESS® (raltegravir) chewable tablets, for oral use
    ISENTRESS® (raltegravir) for oral suspension
    Prescribing Information
    Patient Product Information
    Instructions for Use for Babies and Toddlers
    Product website

    Noxafil®

    (posaconazole) injection 18mg/mL, delayed-release tablets 100 mg, and oral suspension 40 mg/mL

    Prescribing Information
    Patient Product Information

    PEGINTRON®

    (peginterferon alfa-2b) injection, for Subcutaneous Use

    Prescribing Information (5 mL diluent)
    Medication Guide
    Instructions for Use – Powder for Injection (traditional vial and syringe - 5 mL diluent)
    Instructions for Use – PegIntron REDIPEN®
    Product website

    PIFELTRO™

    (doravirine) tablets, for oral use

    Prescribing Information
    Patient Product Information
    PRIMAXIN® I.V.

    (imipenem and cilastatin) for Injection, for intravenous use

    Prescribing Information

    PREVYMIS™

    (letermovir) tablets, for oral use

    PREVYMIS™

    (letermovir) injection, for intravenous use

    Prescribing Information
    Patient Product Information
    REBETOL®

    (ribavirin USP) Capsules, and Oral Solution

    Prescribing Information
    Medication Guide

    RECARBRIO™

    (imipenem, cilastatin, and relebactam) for injection, for intravenous use

    Prescribing Information
    SIVEXTRO®

    (tedizolid phosphate) for injection, for intravenous use

    SIVEXTRO®

    (tedizolid phosphate) tablet, for oral use

    Prescribing Information
    Patient Product Information
    STROMECTOL®

    (IVERMECTIN) TABLETS

    Prescribing Information

    ZEPATIER®

    (elbasvir and grazoprevir) tablets, for oral use

    Prescribing Information
    Patient Product Information
    ZERBAXA™

    (ceftolozane and tazobactam) for injection, for intravenous use

    Prescribing Information
    ZINPLAVA™

    (bezlotoxumab) injection, for intravenous use

    Prescribing Information
    Patient Product Information
    BELSOMRA®

    (suvorexant) tablets, for oral use, C-IV

    Prescribing Information
    Medication Guide
    Product website

    BRIDION®

    (sugammadex) Injection, for intravenous use

    Prescribing Information

    GUANIDINE HYDROCHLORIDE Tablets
    Prescribing Information

    MAXALT®

    (rizatriptan benzoate) tablets, for oral use

    MAXALT-MLT®

    (rizatriptan benzoate) orally disintegrating tablets

    Prescribing Information
    Patient Product Information

    REMERON® (mirtazapine) tablets, for oral use
    REMERONSolTab® (mirtazapine) orally disintegrating tablets

    Prescribing Information
    Medication Guide

    SINEMET®

    (carbidopa-levodopa) Tablets

    Prescribing Information

    SINEMET® CR

    (carbidopa-levodopa) Sustained-Release Tablets

    Prescribing Information

    EMEND®

    (aprepitant) capsules
    (aprepitant) for oral suspension

    Prescribing Information
    Patient Product Information
    Instructions for Use
    EMEND®

    (fosaprepitant) for injection, for intravenous use

    Prescribing Information
    Patient Product Information

    INTRON® A

    Interferon alfa-2b, recombinant For Injection

    Prescribing Information (5 mL diluent)
    Medication Guide
    Instructions for Use – Powder for Solution (5 mL diluent)
    Instructions for Use – Solution for Injection
    KEYTRUDA® (pembrolizumab) injection, for intravenous use
    Prescribing Information
    Medication Guide
    Product website

    ONTRUZANT®

    (trastuzumab-dttb) for injection, for intravenous use

    Prescribing Information
    Product Not Available

    SYLATRON™

    (peginterferon alfa-2b) for Injection, for subcutaneous use

    Prescribing Information (5 mL diluent)
    Medication Guide
    Instructions for Use (5 mL diluent)

    TEMODAR® Capsules

    (temozolomide)

    Prescribing Information
    Patient Product Information
    Pharmacist Information

    TEMODAR® for Injection

    (temozolomide)

    Prescribing Information
    Patient Product Information
    Pharmacist Information

    TICE® BCG

    BCG LIVE (FOR INTRAVESICAL USE)

    Prescribing Information
    ZOLINZA®

    (vorinostat capsules, for oral use)

    Prescribing Information
    Patient Product Information
    TRUSOPT®

    (dorzolamide hydrochloride ophthalmic solution)
    Sterile Ophthalmic Solution 2%

    Prescribing Information
    Instructions for Use

    ASMANEX® HFA

    (mometasone furoate) inhalation aerosol, for oral inhalation use

    Prescribing Information
    Patient Product Information

    ASMANEX® TWISTHALER®

    (mometasone furoate inhalation powder)

    Prescribing Information
    Patient Product Information
    Product website

    CLARINEX®

    (desloratadine) Tablets and Oral Solution for oral use

    Prescribing Information
    Patient Product Information

    CLARINEX-D®12 HOUR

    Extended Release Tablets
    (desloratadine/pseudoephedrine sulfate) for oral use

    Prescribing Information
    Patient Product Information

    DULERA®

    (mometasone furoate and formoterol fumarate dihydrate) inhalation aerosol, for oral inhalation use

    Prescribing Information
    Patient Product Information
    Product website

    NASONEX®

    (mometasone furoate monohydrate) Nasal Spray, 50 mcg†
    †calculated on the anhydrous basis

    Prescribing Information
    Patient Product Information
    PROVENTIL®HFA

    (albuterol sulfate) Inhalation Aerosol

    Prescribing Information (with Dose Indicator)
    Prescribing Information (without Dose Indicator)
    Patient Product Information (with Dose Indicator)
    Patient Product Information (without Dose Indicator)
    SINGULAIR® (montelukast sodium) tablets, for oral use
    SINGULAIR® (montelukast sodium) chewable tablets, for oral use
    SINGULAIR® (montelukast sodium) oral granules
    Prescribing Information
    Medication Guide
    Instructions for Use

    PROSCAR®

    (finasteride) Tablets

    Prescribing Information
    Patient Product Information

    Follistim®AQ Cartridge

    (follitropin beta injection) for subcutaneous use

    Prescribing Information
    Patient Product Information and Instructions for Use

    Ganirelix Acetate Injection

    FOR SUBCUTANEOUS USE ONLY

    Prescribing Information

    NEXPLANON®

    (etonogestrel implant) Radiopaque Subdermal Use Only

    Prescribing Information
    Patient Product Information
    Product website

    NuvaRing®

    (etonogestrel/ethinyl estradiol vaginal ring)

    Prescribing Information
    Patient Product Information
    Instructions for Use
    Product website

    ANTIVENIN™

    (LATRODECTUS MACTANS)
    (Black Widow Spider Antivenin)

    Prescribing Information

    DIPROLENE®AF

    (augmented betamethasone dipropionate) Cream, 0.05% for topical use

    Prescribing Information
    Patient Product Information

    DIPROLENE®

    (augmented betamethasone dipropionate) Lotion, 0.05% for topical use

    Prescribing Information
    Patient Product Information

    DIPROLENE®

    (augmented betamethasone dipropionate) Ointment, 0.05% for topical use

    Prescribing Information
    Patient Product Information

    ELOCON®

    (mometasone furoate) Cream, 0.1% for topical use

    Prescribing Information
    Patient Product Information

    ELOCON®

    (mometasone furoate) Lotion, 0.1% for topical use

    Prescribing Information
    Patient Product Information

    ELOCON®

    (mometasone furoate) Ointment, 0.1% for topical use

    Prescribing Information
    Patient Product Information

    EMEND®

    (aprepitant) capsules
    (aprepitant) for oral suspension

    Prescribing Information
    Patient Product Information
    Instructions for Use
    ENTEREG®
    (alvimopan) capsules, for oral use
    Prescribing Information

    LOTRISONE® Cream

    (clotrimazole and betamethasone dipropionate)

    Prescribing Information
    Patient Product Information

    PROPECIA®

    (finasteride) tablets for oral use

    Prescribing Information
    Patient Product Information
    Trademarks appearing on this website are owned, licensed to, promoted or distributed by Merck, its subsidiaries or affiliates, except as noted.

    Merck Authorized Distributors

    Get Merck Medicines & Vaccines for Free

    Patient Assistance Program
    Patient Assistance Program

    REPORT ADVERSE EXPERIENCE

    To report an adverse experience with a specific Merck product, please call the Merck National Service Center at 800-444-2080

    Copyright. © 2009-2020 Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc. All rights reserved.

    TRUSTe
    TRUSTe