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Diurex Ultra

Medically reviewed on June 16, 2017.

Dosage form: tablet, film coated
Ingredients: Caffeine 100mg
Labeler: Alva-Amco Pharmacal Companies, Inc.
NDC Code: 52389-155

Disclaimer: Most OTC drugs are not reviewed and approved by FDA, however they may be marketed if they comply with applicable regulations and policies. FDA has not evaluated whether this product complies.

Drug Facts

Active ingredient (in each pill)

Caffeine Anhydrous, 100 mg




For relief of symptoms associated with the premenstrual and menstrual periods including:

  • temporary water weight gain
  • bloat
  • swelling
  • full feeling
  • fatigue


Ask a doctor before use if
  • taking any other medications
  • under 18 years of age.  Do not give to children under 12 years of age.

When using this product, limit the use of caffeine-containing medications, foods or beverages because too much caffeine may cause:

  • nervousness
  • irritability
  • sleeplessness
  • occasional rapid heart beat.

The recommended dose of this product contains about as much caffeine as one to two cups of coffee.

Stop use and ask a doctor if symptoms last for more than ten consecutive days.

If pregnant or breastfeeding, ask a health professional before use.

Keep out of the reach of children.  In case of overdose, get medical help or contact a Poison Control Center right away.

  • Read all package directions and warnings before use.
  • Use only as directed.
  • Adults:  One pill (100 mg) or two pills (200 mg maximum strength) every 3 to 4 hours wile symptoms persist, not to exceed 8 pills in a 24 hour period.
  • Drink 6 to 8 glasses of water daily.
  • Recommended for use by normally healthy adults only.

Other information
  • Calcium content:  30 mg/pill
  • Identification:  Light green colored, round pill bearing the identifying mark "ALVA".
  • **Contents sealed:  Contents packaged in a bottle with a safety seal under the cap.  Do not use if seal appears broken or if product contents do not match product description.
  • You may report serious side effects to the phone number provided under Questions? below.

Inactive ingredients

Acacia, calcium carbonate, croscarmellose sodium, D&C Yellow No. 10 Lake, ethyl vanillin, FD&C Blue No. 1 Lake, FD&C Blue No. 2 Lake, hypromellose, lactose, magnesium silicate, magnesium stearate, maltodextrin, microcrystalline cellulose, polyethylene glycol, polysorbate, stearic acid, titanium dioxide.

Questions? 1-800-792-2582

caffeine tablet, film coated
Product Information
Product TypeHUMAN OTC DRUGItem Code (Source)NDC:52389-155
Route of AdministrationORALDEA Schedule    
Active Ingredient/Active Moiety
Ingredient NameBasis of StrengthStrength
Caffeine (Caffeine) Caffeine100 mg
Inactive Ingredients
Ingredient NameStrength
Calcium carbonate 
Croscarmellose sodium 
Ethyl vanillin 
FD&C Blue No. 1 
FD&C Blue No. 2 
Magnesium silicate 
Magnesium stearate 
Cellulose, microcrystalline  
Polyethylene glycol 600 
Polysorbate 80 
Stearic acid 
Titanium dioxide 
Product Characteristics
Colorgreen (light green) Scoreno score
FlavorImprint CodeALVA
#Item CodePackage Description
Marketing Information
Marketing CategoryApplication Number or Monograph CitationMarketing Start DateMarketing End Date
OTC monograph finalpart34009/01/2005
Labeler - Alva-Amco Pharmacal Companies, Inc. (042074856)

Alva-Amco Pharmacal Companies, Inc.

Disclaimer: Every effort has been made to ensure that the information provided here is accurate, up-to-date and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. This information has been compiled for use by healthcare practitioners and consumers in the United States. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate that the drug or combination is safe, effective or appropriate for any given patient. If you have questions about the substances you are taking, check with your doctor, nurse or pharmacist.