Testofuel Warnings – Updated By A Licensed Pharmacist

By: Dr. Brian Straub, Pharm.D.

Home » Testosterone Boosters » Testofuel Warnings – Updated By A Licensed Pharmacist

Testofuel is the best testosterone booster we’ve ever tested, and we’ve tested dozens.

With that said, like any other supplement it does have to potential to cause some interactions with prescription medications.

We had our in-house pharmacist go over the formula, and here are his findings.

Can I take TestoFuel if I have high blood pressure?

  • There are no direct contraindications for taking TestoFuel if you have high blood pressure.

    Use caution if you have high blood pressure and are taking medications for it.

Can I take TestoFuel if I have LOW blood pressure?

  • There are no direct contraindications for taking TestoFuel if you have low blood pressure.

Can I take TestoFuel if I have diabetes?

  • Some of the ingredients may alter blood sugar and alter the effects of insulin.

    When adding a new supplement that may alter blood sugar, it is best to monitor your blood sugar daily for the first week.

    If you experience hypoglycemia, stop the supplement and speak with your doctor about possibly altering your regimen.

Are allergic reactions possible with TestoFuel?

  • You should avoid TestoFuel if you have an allergy to plants in the Fabaceae family: soybeans, peanuts, and green peas might also be allergic to fenugreek.

Can I take TestoFuel with alcohol?

  • Alcohol can cause sleepiness and drowsiness.

    Siberian ginseng might also cause sleepiness and drowsiness.

    Taking large amounts of Siberian ginseng along with alcohol might cause too much sleepiness.

Can I take TestoFuel if I am taking anti-depressants?

  • There appear to be no contraindications for taking this supplement if you are taking antidepressants.

    Please check the list below.

Can I take if I have a bleeding disorder?

  • It is best to avoid this supplement if you have a bleeding disorder or taking blood thinners.

    A few of the ingredients in this product may alter your body’s clotting ability.

    If you do choose to use this supplement, monitor for signs and symptoms in increased bleeding including bruising and bleeding gums.

Can I take with caffeine or other stimulants?

  • There appear to be no major contraindications for using caffeine while taking Test Fuel.

Are there any others medical reasons why I shouldn’t take Testofuel?

Do not take Testofuel if you have:

  • Bleeding Disorders
  • Heart Conditions
  • Diabetes
  • HIV (human immunodeficiency virus)/AIDS:
  • High blood pressure Mental conditions such as mania or schizophrenia:
  • Hardening of the arteries” (atherosclerosis)
  • Histoplasmosis
  • High levels of calcium in the blood
  • Over-active parathyroid gland (hyperparathyroidism)
  • Over-active parathyroid gland (hyperparathyroidism)
  • Kidney disease
  • Sarcoidosis
  • Tuberculosis

You should stop taking this supplement within two weeks of any surgery.

Possible Drug Interactions

Moderate Interactions

  • Antibiotics
    • Quinolones
      • ciprofloxacin (Cipro)
      • enoxacin (Penetrex)
      • norfloxacin (Chibroxin, Noroxin)
      • sparfloxacin (Zagam)
      • trovafloxacin (Trovan)
      • grepafloxacin (Raxar)
    • Tetracyclines
      • demeclocycline (Declomycin)
      • minocycline (Minocin)
      • tetracycline (Achromycin)
    • Aminoglycosides
      • amikacin (Amikin)
      • gentamicin (Garamycin)
      • kanamycin (Kantrex)
      • streptomycin
      • tobramycin (Nebcin)
      • and others.
    • Bisphophonates
      • alendronate (Fosamax)
      • etidronate (Didronel)
      • risedronate (Actonel)
      • tiludronate (Skelid)
      • and others.
    • Blood Thinners
      • Aspirin
      • clopidogrel (Plavix)
      • diclofenac (Voltaren, Cataflam, others)
      • ibuprofen (Advil, Motrin, others)
      • naproxen (Anaprox, Naprosyn, others)
      • dalteparin (Fragmin)
      • enoxaparin (Lovenox)
      • heparin
      • warfarin (Coumadin)
      • and others.
    • Sedatives
      • clonazepam (Klonopin)
      • lorazepam (Ativan)
      • phenobarbital (Donnatal)
      • zolpidem (Ambien)
      • and others.
    • Antidiabetic medications
      • glimepiride (Amaryl)
      • glyburide (DiaBeta, Glynase PresTab, Micronase)
      • insulin
      • pioglitazone (Actos)
      • rosiglitazone (Avandia)
      • chlorpropamide (Diabinese)
      • glipizide (Glucotrol)
      • tolbutamide (Orinase)
      • and others
    • Medications metabolized by the liver:
      • Liver Enzyme 2C9
        • amitriptyline (Elavil)
        • diazepam (Valium),
        • zileuton (Zyflo)
        • celecoxib (Celebrex)
        • diclofenac (Voltaren)
        • fluvastatin (Lescol)
        • glipizide (Glucotrol)
        • ibuprofen (Advil, Motrin)
        • irbesartan (Avapro)
        • losartan (Cozaar)
        • phenytoin (Dilantin)
        • piroxicam (Feldene)
        • tamoxifen (Nolvadex)
        • tolbutamide (Tolinase)
        • torsemide (Demadex)
        • warfarin (Coumadin), and others.
      • Liver Enzyme 1A2
        • amitriptyline (Elavil)
        • haloperidol (Haldol)
        • ondansetron (Zofran)
        • propranolol (Inderal)
        • theophylline (Theo-Dur, others)
        • verapamil (Calan, Isoptin, others)
        • and others
      • Antihypertensives
        • Thiazides
          • chlorothiazide (Diuril)
          • hydrochlorothiazide (HydroDIURIL, Esidrix)
          • indapamide (Lozol
          • metolazone (Zaroxolyn)
          • chlorthalidone (Hygroton)
        • Calcium Channel Blockers
          • nifedipine (Adalat, Procardia)
          • verapamil (Calan, Isoptin, Verelan)
          • diltiazem (Cardizem)
          • isradipine (DynaCirc)
          • felodipine (Plendil)
          • amlodipine (Norvasc)
          • and others.
        • Potassium Sparing Diuretics
          • amiloride (Midamor)
          • spironolactone (Aldactone)
          • and triamterene (Dyrenium)
        • Muscle Relaxants
          • carisoprodol (Soma)
          • pipecuronium (Arduan)
          • orphenadrine (Banflex, Disipal)
          • cyclobenzaprine, gallamine (Flaxedil)
          • atracurium (Tracrium)
          • pancuronium (Pavulon)
          • succinylcholine (Anectine)
          • and others.
        • Other
          • Digoxin
          • Lithium
          • Cisplatin (Platinol-AQ)
          • Penicillamine
          • Aluminum
          • Calcipotriene
          • Diltiazem
          • Varapamil
          • Amiodarone (Cordarone)
          • Phenobarbital (Luminal)
          • Phenytoin (Dilantin)


  1. https://www.selfhacked.com/blog/d-aspartic-acid/
  2. https://www.webmd.com/vitamins/ai/ingredientmono-985/ginseng-siberian
  3. https://www.webmd.com/vitamins/ai/ingredientmono-733/fenugreek
  4. https://www.webmd.com/vitamins/ai/ingredientmono-982/zinc
  5. https://www.webmd.com/vitamins/ai/ingredientmono-929/vitamin-d
  6. https://www.webmd.com/vitamins/ai/ingredientmono-983/vitamin-k
  7. https://www.webmd.com/vitamins/ai/ingredientmono-934/pyridoxine-vitamin-b6
  8. https://www.webmd.com/vitamins/ai/ingredientmono-998/magnesium#

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Author: Dr. Brian Straub, Pharm.D.

Brian Straub is a medical science liaison and licensed clinical pharmacist. He graduated from the University of Pittsburgh School of Pharmacy in 2011, and is also a registered yoga instructor.

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