Stop using now Drug recall · FDA · Published January 25, 2019

Nature's Rx Recalls Silver Bullet 10x Capsules for Undeclared Drugs

Nature's Rx recalls Silver Bullet 10x Capsules sold on eBay due to undeclared sildenafil and tadalafil. Check your lot if you bought these supplements.

Plain-English summary generated from official FDA data by GovInfoNow · Published by Carlos Caban · How we make summaries

🇺🇸 FDA recall #D-0500-2019Drug Nature's Rx ›

Stop using this now

Marketed without an Approved NDA/ANDA; FDA analysis found product to be tainted with undeclared sildenafil and tadalafil

Take action

Contact the company

Recalling firmNatures Rx310 N Indian Hill Blvd, Ste 600 · Claremont, CA 91711-4611

✎ GovInfoNow plain-language explainer

Nature's Rx is recalling its Silver Bullet 10x Capsules because they were marketed without an approved New Drug Application or Abbreviated New Drug Application. FDA testing found the capsules contained undeclared sildenafil and tadalafil, which are prescription ingredients not listed on the label. All lots within their expiry dates are included in this recall. Read more at govinfonow.com/recall/39228-nature-s-rx-recalls-silver-bullet-10x-capsules-for-undeclared.

Source Summary by GovInfoNow · govinfonow.com/recall/39228-nature-s-rx-recalls-silver-bullet-10x-capsules-for-undeclared · Updated October 11, 2026 · FDA enforcement record: FDA #D-0500-2019

Cite this page

“Nature's Rx Recalls Silver Bullet 10x Capsules for Undeclared Drugs.” GovInfoNow, updated October 11, 2026. https://govinfonow.com/recall/39228-nature-s-rx-recalls-silver-bullet-10x-capsules-for-undeclared. Based on FDA recall #D-0500-2019 (https://api.fda.gov/drug/enforcement.json?search=recall_number:%22D-0500-2019%22&limit=1).

The Food and Drug Administration announced on January 25, 2019, that Nature's Rx voluntarily recalled its Silver Bullet 10x Capsules because they were tainted with undeclared sildenafil and tadalafil. The agency stated the product was marketed without an approved New Drug Application or Abbreviated New Drug Application.

How to tell if you have it

Nature's Rx
Silver Bullet 10x Capsules
725 mg each
10 count mylar package
All lots within expiry

The hazard

The FDA found the capsules contained undeclared sildenafil and tadalafil, posing a risk to consumers. The product was marketed without an approved New Drug Application or Abbreviated New Drug Application.

Context

GovInfoNow's records show Natures Rx had one other recall on record since November 13, 2019. On November 13, 2019, Natures Rx recalled male enhancement capsules due to undeclared sildenafil risk. Other recent recalls of similar products include StuffbyNainax MR 7 SUPER 700000 Capsules (December 15, 2025), Buy-Herbal Kian Pee Wan Capsules (March 21, 2026), and Shoolin Pharma Chem Sildenafil Recall (August 3, 2026).

How to tell if you have this one

Look for a 10-count mylar package of Silver Bullet 10x Capsules manufactured by Nature's Rx of Claremont, CA. The capsules are described as a proprietary blend containing Mucuna Pruriens Extract, Horny Goat Weed, Ginger Root Extract, Icariin, Wolf Berry (fruit) Lactase, Tribulus Terrestris Extract, and Piperine. All lots within the expiry date are recalled.

Brand
Nature's Rx
Category
Drug

Based on the official FDA remedy

What to do — step by step

Stop using the product
Discontinue use of the Silver Bullet 10x Capsules immediately due to the presence of undeclared prescription drugs.
Discard or return the item
The record does not specify a specific remedy such as a refund or return address, so consumers should dispose of the product safely.

How this recall unfolded

Recall timeline

FDA terminated this recall 4 years after the firm started it.

Jan 25, 2019Firm started the recall
Feb 13, 2019Published in FDA’s Enforcement Report
Feb 15, 2019FDA classified it Class I
Feb 6, 2023FDA terminated the recall

Dates from the agency record only; steps without a date are left out.

✎ GovInfoNow

Questions people ask

From the GovInfoNow team · based on the FDA notice · How we make summaries

Where were these products sold?

The recalled items were distributed through eBay sales.

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Link to this recall

<a href="https://govinfonow.com/recall/39228-nature-s-rx-recalls-silver-bullet-10x-capsules-for-undeclared">Nature's Rx Recalls Silver Bullet 10x Capsules for Undeclared Drugs (GovInfoNow)</a>

Where this comes from

The facts (hazard, remedy, dates, manufacturer) are pulled from the official FDA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.

Official source: FDA Recall #D-0500-2019 (January 25, 2019) — FDA publishes no per-recall page; this is the official machine-readable enforcement record. Search FDA recalls for D-0500-2019 to see it in context.
Plain-language summary written by qwen3.6:35b-a3b on October 11, 2026, from the official record above. Not reviewed by a person — if it conflicts with the FDA notice, the notice is correct. Report an error on this page.
GovInfoNow is an independent service and is not a government agency. We republish official FDA recall data; we don’t issue, amend or administer recalls.