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Warning Letters and Untitled Letters
to Pharmaceutical Companies
1998

These letters, sorted by month, are supplied by the CDER Freedom of Electronic Information Office. This page only covers Division of Drug Marketing and Communications and Headquarters Warning Letters.  For District Office Warning Letters see the Main FDA FOI Warning Letters Page.    Some of the letters have been redacted or edited to remove confidential information. Click on the month to view the letters in Adobe Acrobat format.

Matters described in FDA warning letters may have been subject to subsequent interaction between FDA and the recipient of the letter that may have changed the regulatory status of the issues discussed in the letter.  If you wish to obtain available additional information on the current status of an issue in a particular warning letter or notice of violation on this website, please contact the Agency or the recipient of the letter directly.  Inquiries to FDA should be sent to: Food and Drug Administration, Freedom of Information Staff (HFI-35), 5600 Fishers Lane, Rockville, MD 20857. Instructions for how to submit an FOI request can be found on the FDA FOI Page.

The letters are arranged in chronological order by month.  Click on the month to view the letters in Adobe Acrobat (PDF) format. Go here for further information about Adobe Acrobat and download instructions.

In the News:  FDA Takes Action Against Firm Marketing Unapproved Drugs

[2008] [2007] [2006] [2005] [2004] [2003] [2002] [2001] [2000] [1999] 1998 [1997]
Product Company Division Released Posted

January

Avapro (irbesartan) Tablets Bristol-Myers Squibb DDMAC 1/7 4/3
Avapro (irbesartan) Tablets Bristol-Myers Squibb DDMAC 1/29 4/3
Lescol (fluvastatin sodium) Novartis Pharmaceuticals DDMAC 1/26 4/3
Permax (pergolide mesylate) Tablets Athena Neurosciences DDMAC 1/13 4/3
Pravachol (pravastatin sodium) Tablets Bristol-Myers Squibb DDMAC 1/26 4/3
Rhinocort (budesonide) nasal inhaler Astra USA DDMAC 1/23 4/3
Tasmar (tolcapone) Tablets Hoffman-La Roche DDMAC 1/12 4/3
Zocor Merck DDMAC 1/26 4/3

February

Azmacort (triamcinolone acetonide) Inhalation Aerosol Rhone-Poulenc Rorer Pharmaceuticals DDMAC 2/26 4/3
Bioresearch Monitoring Program Inspection Central Florida Medical Research Center DSI 2/18 6/5
Bioresearch Monitoring Program Inspection Univ. of Southern California School of Medicine DSI 2/20 6/5
4/6/99
Corlopam (fenoldopam mesylate) Injection Neurex DDMAC 2/26 4/3
Detrusitol (tolterodine tartrate) Tablets Pharmacia and Upjohn DDMAC 2/9 4/3
Inspection Ferring AB DMPQ 2/24 6/5
MetroCream (metronidazole) topical cream and
MetroGel (metronidazole) Topical Gel
Galderma Laboratories DDMAC 2/13 4/3
MUSE (alprostadil) urethral suppository Vivus DDMAC 2/19 4/3
Zestril (lisinopril) Zeneca Pharmaceuticals DDMAC 2/11 4/3

March

Accutane (isotretinoin) Capsules Hoffman-La Roche DDMAC 3/5 3/18
Atrovent (ipratropium bromide) 0.06% Nasal Spray Boehringer Ingelheim Pharmaceuticals DDMAC 3/25 4/8
Avapro (irbesartan) Tablets Bristol-Myers Squibb DDMAC 3/25 4/8
Bontril (phendimetrazine tartrate, USP) Tablets Carnick Laboratories DDMAC 3/30 4/16
Depo-Provera (sterile medroxyprogesterone acetate) Pharmacia and Upjohn DDMAC 3/19 4/3
Duragesic (fentanyl) transdermal system Janssen Pharmaceutica DDMAC 3/5 4/3
EchoGen (perflenapent) emulsion Sonus Pharmaceuticals DDMAC 3/26 4/3
Four Way Fast Acting Nasal Spray Bristol-Myers Squibb DLNDC 3/3 6/5
Glucophage (meformin HCl) Tablets Bristol-Myers Squibb DDMAC 3/9 4/3
Inspection GlaxoWellcome DMPQ 3/20 6/5
Inspection Pharmacia & Upjohn DMPQ 3/25 6/5
Marinol (dronabinol) Capsules Roxane Laboratories DDMAC 3/3 4/3
MetroGel (metronidazole) Topical Gel Galderma Laboratories DDMAC 3/20 4/3
Nicotrol Inhaler (nicotine) inhalation system McNeil Consumer Products DDMAC 3/19 4/3
Patanol (olopatadine HCl) ophthalmic solution Alcon Laboratories DDMAC 3/20 4/3
Paxil (paroxetine HCl) Tablets SmithKline Beecham Pharmaceuticals DDMAC 3/9 4/3
Relafen (nabumetone) Tablets SmithKline Beecham Pharm. DDMAC 3/13 3/18
Selegiline Tablets Lederle Laboratories DDMAC 3/18 4/3
Skin-Cap Cheminova International DLNDC 3/4 6/5
Timentin (ticarcillin disodium/clavulanate postassium) SmithKline Beecham DDMAC 3/18 4/3
Various Unapproved Prescription Drugs Longevity Products DLND 3/3 6/5
Zyrtec (certirizine HCl) Tablets Pfizer DDMAC 3/4 4/3

April

Accolate (zafirkulast) Tablets Zeneca Pharmaceuticals DDMAC 4/1 4/9
Aerobid/Aerobid-M (flunisolide) Inhaler system Forest Laboratories DDMAC 4/20 4/28
Allegra (fexofenadine HCl) Capsules 60 mg Hoechst Marion Roussel DDMAC 4/8 4/16
Claritin (loratadine) Tablets Schering DDMAC 4/27 5/7
Cosopt (dorzolamide HCl - timolol maleate ophthalmic solution) Merck DDMAC 4/23 4/28
Detrol (tolterodine tatrate) Tablets Pharmacia and Upjohn DDMAC 4/1 4/9
Estratab (esterified estrogens) Tablets Solvay Pharmaceuticals DDMAC 4/7 4/16
F.F. Thompson Hosptial Institutional Review Board (IRB) Inspection FF Thompson Healthcare Systems DSI 4/14 6/5
Flovent (fluticasone propionate) inhalation aerosol Glaxo Wellcome DDMAC 4/8 4/16
Floxmax (Tamsulosin HCl) Capsules 0.4 mg Boehringer Ingelheim Pharmaceuticals DDMAC 4/1 5/29
Monodox (doxycycline monohydrate) 100mg Capsules Oclassen Pharm. DDMAC 4/28 5/7
Monurol (fosfomycin tromethamine) sachet Forest Lab. DDMAC 4/27 5/7
MUSE (alprostadil) urethral suppository Vivus DDMAC 4/1 4/9
Nicotrol Inhaler (nicotine) inhalation system McNeil Consumer Products DDMAC 4/6 4/16
Norvasc (amlodipine besylate) Tablets Pfizer Pharmaceuticals Group DDMAC 4/24 4/28
Oxistat (Oxiconazole Nitrate Cream) GlaxoWellcome DDMAC 5/19 5/29
Propecia (finasteride) Tablets Merck DDMAC 4/1 4/9
Serevent Diskus (salmeterol xinofoate inhalation powder) Glaxo DDMAC 4/24 2/22/99
Spiros (Albuterol Sulfate) Inhalation Powder Dura Pharmaceuticals DDMAC 4/30 8/3
Zyban (bupropion HCl) sustained-release Tablets Glaxo Wellcome DDMAC 4/20 4/28

May

Accolate (zafirkulast) Tablets Zeneca Pharmaceuticals DDMAC 5/20 5/29
Acticin (Permethrin) Cream Alpharma U.S. Pharmaceutical Division DDMAC 5/6 5/29
Actiq (Oral Transmucosal Fentanyl Citrate) Anesta DDMAC 5/27 6/3
Aggrastat (Tirofiban HCl) Injection and Injection, Premixed Merck DDMAC 5/11 5/29
Alprox-TD (Alprostadil) NexMed DDMAC 5/26 6
Avapro (irbesartan) Tablets Bristol-Myers Squibb DDMAC 5/28 6/5
Detrol (tolterodine tatrate) Tablets Pharmacia and Upjohn DDMAC 5/29 4/9
Dovonex (Calcipotriene) Ointment Westwood-Squibb Pharmaceuticals DDMAC 6/6 6/9
Emla Cream (Lidocaine and Prilocaine) Astra USA DDMAC 5/22 6/5
Excedrin Extra Strength Bristol-Myers DLNDC 5/8 6/5
Flagyl ER (Metronidazole) Tablets G.D. Searle DDMAC 5/26 8/3
Keri Anti-Bacterial Hand Lotion Bristol-Myers Squibb DLNDC 5/6 6/5
Naproxen Delayed Release Tablets Bristol-Myers Squibb DDMAC 5/26 8/3
Nasacort (Triamcinolone Acetonide) Rhone-Poulenc Rorer DDMAC 5/7 5/29
Pacerone (Amiodarone HCl) Tablets Upsher-Smith DDMAC 5/28 6/5
Pravachol (pravastatin sodium) Tablets Bristol-Myers Squibb DDMAC 5/1 6/16
Premarin (Conjugated Estrogens) Tablets Wyeth-Ayerst DDMAC 5/20 6/5
Rilutek (Riluzole) Tablets Rhone-Poulenc Rorer DDMAC 5/6 5/29
Taxol (Paclitaxel) Bristol-Myers Squibb DDMAC 5/4 5/29
Xenical (Orlistat Tetrahydrolipstatin) Hoffmann-La Roce DDMAC 5/14 5/29

June

Aerobid/Aerobid-M (flunisolide) Inhaler system Forest Laboratories DDMAC 6/26 6/29
Astelin (Azelastine HCl) Nasal Spray Carter-Wallace DDMAC 6/4 6/9
Cozaar (Losartan Postassium) Tablets and Hyzaar (Losartan Postassium - Hydrochlorothiazide) Tablets Merck DDMAC 6/4 6/9
Depacon (Valproate Sodium) Injection Abbott Laboratories DDMAC 6/26 7/8
Follistim (Follitropin) for Injection Organon DDMAC 6/26 7/8
Inspection (Warning Letter) Nycomed-Amersham DMPQ 6/19 3/1/99
Integrillin (Eptifibatide) Injection COR Therapeutics, Inc. DDMAC 6/25 6/29
Maxipime (Cefepime HCl) for Injection Bristol-Myers Squibb DDMAC 6/29 8/3
Mircette (Desogestrel/Ethinyl Estradiol and Ethinyl Estradiol) Tablets Organon DDMAC 6/1 6/9
Naprelan (Naproxen Sodium) Tablets Wyeth-Ayerst DDMAC 6/8 6/29
Nasacort (Triamcinolone Acetonide) Rhone-Poulenc Rorer DDMAC 6/25 6/29
Nasonex (mometasone furoate monohydrate) nasal spray Schering Corporation DDMAC 6/24 2/22/99
Prandin (repaglinide) Tablets Novo Nordisk Pharmaceuticals DDMAC 6/30 8/6
Promotional Materials, Web Site Hoffman-La Roche DDMAC 6/4 6/9
Propulsid (Cisapride) Tablets Janssen Pharmaceutica DDMAC 6/4 6/9
Rebetron Combination Therapy Containing Rebetol (Ribavirin) Schering DDMAC 6/12 6/29
Select Promotional Materials from Merck Merck DDMAC 6/16 6/24
Xeloda (Capecitabine) Tablets Hoffman-La Roche DDMAC 6/8 6/29

July

Acular PF (Ketorolac Tromethamine) Ophthalmic Solution Hoffman-LaRoche DDMAC 7/23 7/27
Alesse (Levonorgestrel and Ethinyl Estradiol) Tablets Wyeth-Ayerst DDMAC 7/29 8/3
Azmacort (triamcinolone acetonide) Inhalation Aerosol Rhone-Poulenc Rorer Pharmaceuticals DDMAC 7/9 7/21
Climara (Estradiol) Transdermal System Berlex Laboratories DDMAC 7/9 7/21
Daypro (Oxaporzin) Tablets Searle DDMAC 7/30 8/6
Demuflen (Ethynodiol Diacetate and Ethinyl Estradiol) Tablets Searle DDMAC 7/29 8/3
Desogen (Desogestrel and Ethinyl Estradiol) Tablets Organon DDMAC 7/29 8/3
Investigational New Drug for Iron Therapy Schein Pharmaceutical DDMAC 7/14 7/27
Inspection Holopack Verpackimgstechnik  DMPQ 7/8 10/21
Loxitane (Loxapine) Watson Laboratories DDMAC 7/22 7/27
Marketing of Various Unapproved Drugs Murray Shore Pharmacy DLNDC 7/28 8/27
Noritate (Metronidazole) Cream Dermik Laboratories DDMAC 7/2 7/21
OctreoScan (Kit for the preparation of indium In-111 Pentetreotide) Mallinckrodt Medical DDMAC 7/22 7/27
Propecia (finasteride) Tablets Merck DDMAC 7/30 8/6
Renova (tretinoin emoilient cream) Johnson & Johnson DDMAC 7/23 2/22/99
Singulair (Montelukast Sodium) Merck DDMAC 7/13 7/27
Vitrasert Sterile Intravitreal Implant with Cytovene Bausch and Lomb Surgical DDMAC 7/2 7/21
Voltaren Ophthalmic Solution Ciba Vision DDMAC 7/16 7/27

August

Amlactin Upsher Smith Laboratories DLNDC 8/5 8/27
Copaxone Teva Marion Partners DDMAC 8/27 9/1
Cyclosporine Oral Solution SangStat DDMAC 8/11 8/25
Flovent (fluticasone propionate) inhalation aerosol Glaxo Wellcome DDMAC 8/4 8/11
Nasacort AQ (Triameinolone Acetonide) Nasal Spray Rhone-Poulenc Rorer DDMAC 8/19 8/25
Nasonex (Mometazone Furoate Monohydrate) Nasal Spray Schering DDMAC 8/14 8/25
Renova (Tretinoin) Emollient Cream Johnson & Johnson DDMAC 8/18 8/25
Site Inspection Poli Industria Chimica S.p.A. DMPQ 8/24 9/8
Trivora (Levonorgestrel and Ethinyl Estradiol) Tablets Watson Laboratories DDMAC 8/6 8/11
Trusopt (Dorzolamide HCL) Ophthalmic Solution Merck DDMAC 8/20 8/25
Vanceril Schering Corporation DDMAC 8/24 10/22

September

Aldara (imiquimod) Cream 3M Pharmaceuticals DDMAC 9/29 11/3
Allegra (Fexofenadine HCl) Hoechst Marion Roussel DDMAC 9/23 9/28
Avapro (Irbesatan) Tablets Bristol-Myers Squibb DDMAC 9/23 9/28
Biaxin (Clarithromycin) Filmtab Abbott Laboratories DDMAC 9/18 9/28
Orphan Medical Website Orphan Medical DDMAC 9/17 10/22
Pletal (Cilostazol) Tablets Otsuka Affairs Department DDMAC 9/17 10/22
Topiglan MacroChem Corporation DDMAC 9/24 10/6

October

Ampligen Hemispherx Biopharma DDMAC 10/15 10/22
Arava (leflunomide) tablets Hoechst Marion Roussel DDMAC 10/23 12/22
Benzamycin Topical (erythromycin and benzoyl peroxide gel) Dermik Laboratories DDMAC 10/6 12/22
Climara (estradiol transdermal system) Berlex Laboratories DDMAC 10/21 11/3
Meridia (sibutramine hydrochloride monohydrate) capsules Knoll Pharmaceutical DDMAC 10/22 12/22
Pravachol (pravastatin sodium) Tablets Bristol-Myers Squibb DDMAC 10/19 10/22
Quinacrine Pellets Center for Research on Population and Security DLNDC 10/14 2/17/99
Renagel capsules (sevelamer HCl) GelTex Pharmaceuticals DDMAC 10/23 12/22
Trovan Pfizer DDMAC 10/8 10/19

November

Aggrastat (tirofiban hydrochloride) injection Merck DDMAC 11/19 12/22
AlSpiros (albuterol sulfate inhalation powder) Dura Pharmaceuticals Inc. DDMAC 11/06 12/02
Androderm (testosterone transdermal system) SmithKline Beecham DDMAC 12/25 12/09
Atacand (candesartan cilexetil) Tablets Astra Pharmaceuticals DDMAC 11/23 12/09
Caverject (alprostadil for injection) Pharmacia & Upjohn DDMAC 11/25 12/09
Ceclor CD (cefaclor extended release tablets) Eli Lilly and Company DDMAC 11/19 12/02
Cosopt (dorzolamide hydrochloride - timolol maleate ophthalmic solution) Merck & Co., Inc. DDMAC 11/03 12/02
Inspection Proviron Fine Chemicals DMPQ 11/18 11/25
Lipitor (atorvastatin calcium) tablets Parke-Davis DDMAC 11/23 12/09
Plavix (clopidogrel bisulfate) tablets Sanofi Pharmaceuticals DDMAC 11/23 12/22
Pletal (cilostazol) tablets Otsuka America Pharmaceutical DDMAC 11/9 12/22
Thalomid (thalidomide) capsules Celgene Corporation DDMAC 11/9 12/22
TobraDex (tobramycin 0.3% and dexamethasone 0.1%) Sterile Ophthalmic Suspension and Ointment Alcon Laboratories, Inc. DDMAC 11/19 12/02
Xalatan (latanoprost solution) sterile ophthalmic solution Pharmacia & Upjohn DDMAC 11/23 12/09
Zeneca Letters:

Zestril (lisinopril) tablets
Sular (nisoldipine) tablets
Nolvadex (tamoxifen citrate) tablets
Zomig (zolmitriptan) tablets
Casodex (bicalutamide) tablets

Zeneca Pharmaceuticals DDMAC 11/24 12/02

December

Alesse (levonorgestrel and ethinyl estradiol) tablets Wyeth-Ayerst DDMAC 12/9 12/21
Celebra (celecoxib) capsules G.D. Searle & Co. DDMAC 12/8 1/5/99
Condylox Gel (podofilox gel) Watson Pharmaceuticals DDMAC 12/22 12/23
Cozaar (losartan potassium) tablets and Hyzaar (losartan potassium-hydrochlorothiazide Merck DDMAC 12/22 1/5/99
Cutivate (fluticasone propionate) cream Glaxo Wellcome DDMAC 12/16 12/23
Dynacin (minocycline HCl) capsules Medicis Pharmaceuitcal DDMAC 12/22 12/23
Evista (raloxifene hydrochloride) Eli Lilly and Co. DDMAC 12/23 1/5/99
Flovent (fluticasone propionate) inhalation aerosol Glaxo DDMAC 12/9 12/21
Qvar (beclomethasone dipropionate) inhalation aerosol Hoechst Marion Roussel DDMAC 12/28 1/5/99
Hycamtin (topotecan HCl) SmithKline Beecham DDMAC 12/21 1/5/99
Levlite (levonorgestrel and ethinyl estradiol) tablets Berlex Laboratories DDMAC 12/9 12/21
Menest (esterified estrogen) tablets, USP Monarch Pharmaceuticals DDMAC 12/01 12/09
Novartis Site Inspection Novartis AG DMPQ/DPCDS 12/18 1/6/99
Panretin Johnson DSI 12/17 7/14/99
Plavix (Clopidogrel bisulfate) tablets Sanofi Pharmaceuticals DDMAC 12/18 12/23
Sustiva (efavirenz) capsules DuPont Pharmaceuticals DDMAC 12/10 12/21
Trovan I.V. (alatrofloxacin mesylate injection)-Warning Letter Pfizer Office of Compliance 12/1998 1/28/1999
Vanceril 84 mcg Double Strength (beclomethasone dipropionate inhalation aerosol Schering Corporation DDMAC 12/10 12/21
Vanceril 84 mcg Double Strength (beclomethasone dipropionate inhalation aerosol) Schering Corporation DDMAC 12/21 1/5/99
Vicoprofen (Hydrocodone Bitratrate) Knoll Pharmaceutical Company DDMAC 12/9 12/21
Zanaflex (tizanidine HCl) tablets Athena Neurosciences DDMAC 12/02 12/09
Zyrtec (cetirizine HCl) tablets and syrup Pfizer Inc. DDMAC 12/21 1/5/99

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Date updated: January 22, 2003

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