---
title: "asthmanefrin — Niche Verdict: Skip it (28/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/health-household/asthmanefrin"
last_updated: "2026-07-14T05:04:28.493Z"
locale: en
meta:
  description: "a concentrated shelf (top 5 take 100% of clicks) — asthmanefrin doesn't clear our bar today."
  "og:description": "a concentrated shelf (top 5 take 100% of clicks) — asthmanefrin doesn't clear our bar today."
  "og:title": "asthmanefrin — Niche Verdict: Skip it (28/100) | Amazon United States - Flapen"
---

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# **asthmanefrin**

**Skip it**

A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.

Market size 1Growth 14Conversion 6Competition 0Returns 100Price range 95Avg price 93Brand share 0Review moat 22Quality gap 50

**Returns**

**Incredible****0.0%**

return rate — above 6% kills the launch gate

**Price range**

**Incredible****$27.74–$72.90**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Avg price**

**Great****$50.32**

avg listing price — sweet spot $15–$100

**Quality gap**

**Good****4.5★**

avg incumbent rating — lower means beatable quality

**Review moat**

**Bad****10,081.5**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-22.1%**

90-day search growth — must beat 0% to launch

**Conversion**

**Bad****0.5%**

search→purchase rate — share of searches ending in a sale

**Market size**

**Bad****$4K**

$4K/yr · 16K searches

**Competition**

**Bad****100%**

top-5 click share — a locked-up shelf

**Brand share**

**Bad****100%**

top-5 brand share — brand-locked demand

## **Competition**

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

**Brands**

**2 **▼falling

**Sellers**

**40**

**Top-5 brand share**

**100%**

**Open market**

**0%**

- Nephron Pharmaceutical76% - Primatene24%

## **Product shelf**

All 2 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Nephron Pharmaceutical 12458900 S2 Racepinephrine Inhalation Solution - Pack of 30](https://m.media-amazon.com/images/I/41AwoBiQijL.jpg)**Nephron Pharmaceutical 12458900 S2 Racepinephrine Inhalation Solution - Pack of 30**Nephron Pharmaceutical**$72.90**4.3★73 rev](https://www.amazon.com/dp/B09DLB3CBD) [2![Primatene Mist - Pack of 1](https://m.media-amazon.com/images/I/41VLYI5r5gL.jpg)**Primatene Mist - Pack of 1**Primatene**$27.74**4.6★20,090 rev](https://www.amazon.com/dp/B07N141L57)

### **Newest**

by launch date

[![Nephron Pharmaceutical 12458900 S2 Racepinephrine Inhalation Solution - Pack of 30](https://m.media-amazon.com/images/I/41AwoBiQijL.jpg)**Nephron Pharmaceutical 12458900 S2 Racepinephrine Inhalation Solution - Pack of 30**Nephron Pharmaceutical**$72.90**73 rev4y ago](https://www.amazon.com/dp/B09DLB3CBD) [![Primatene Mist - Pack of 1](https://m.media-amazon.com/images/I/41VLYI5r5gL.jpg)**Primatene Mist - Pack of 1**Primatene**$27.74**20,090 rev7y ago](https://www.amazon.com/dp/B07N141L57)

### **Trending**

90-day click momentum

[![Nephron Pharmaceutical 12458900 S2 Racepinephrine Inhalation Solution - Pack of 30](https://m.media-amazon.com/images/I/41AwoBiQijL.jpg)**Nephron Pharmaceutical 12458900 S2 Racepinephrine Inhalation Solution - Pack of 30**Nephron Pharmaceutical**$72.90**4.3★**— 8%**](https://www.amazon.com/dp/B09DLB3CBD) [![Primatene Mist - Pack of 1](https://m.media-amazon.com/images/I/41VLYI5r5gL.jpg)**Primatene Mist - Pack of 1**Primatene**$27.74**4.6★**▼ 19%**](https://www.amazon.com/dp/B07N141L57)

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -22.1% search growth over the last 90 days.

1K600Spike '24Black Friday '24Holiday '24Prime Day '25Spike '25 seasonSepDecMarJunAugNovMarMay

Peak months: Nov, Dec · busiest ÷ quietest = 2.7×

## **Reviews**

What buyers praise and complain about, mined from review topics.

### **What buyers love **

**Quality-Overall**14%

*“Good quality”*

**Value For Money**14%

*“less expensive”*

**Breathability**14%

*“I can breath after I use them so I'm happy”*

**Efficiency**11%

*“Works well”*

**Sinus Relief**10%

*“I bought this when I started getting have breathing issues from sinuses thinking it would be better than making a doctors appointment to get another script”*

**Advertised Vs Actual Product**9%

*“Works as advertised”*

**Ease Of Use**5%

*“easy”*

**Allergies**3%

*“works to open up lungs due to minor allergy irritations”*

**Durability**3%

*“These inhalers used to last much longer”*

**Cough Relief**1%

*“Cleared my airways quickly”*

### **What buyers complain about **

**Value For Money**8%

*“Too expensive now”*

**Functionality-Overall**7%

*“Doesn't work”*

**Dispensing Mechanism**6%

*“No medication was EVER dispensed with all attempted puffs”*

**Durability**6%

*“It only lasted for a couple of puffs”*

**Allergies**6%

*“when his asthma + allergies act up + he runs out of his Albuterol Inhaler”*

**Salt Content**6%

*“The salt taste is TERRIBLE”*

**Breathability**6%

*“I literally couldnt sleep without this because whenever I laid down I was so congested I couldnt breath”*

**Ingredients-Overall**6%

*“Not A Proper Substitute For Albuterol”*

**Taste-Overall**6%

*“It taste like Listerine”*

**Cough Relief**4%

*“Coughing so much it was literally leaving me breathless”*