---
product_id: 537172363
title: "SDA LABORATORIES Diphenhydramine 50mg Allergy Relief, Fast-Acting Indoor & Outdoor Antihistamine Symptom Control, 1000 Count (1 Bottle)"
brand: "sda laboratories"
price: "$103"
currency: NZD
in_stock: true
reviews_count: 8
category: "Sda Laboratories"
url: https://www.desertcart.nz/products/537172363-sda-laboratories-diphenhydramine-50mg-allergy-relief-fast-acting-indoor-outdoor
store_origin: NZ
region: New Zealand
---

# Fast-acting relief in minutes 100 easy-to-swallow capsules per bottle Cost-effective 2-pack for long-lasting supply SDA LABORATORIES Diphenhydramine 50mg Allergy Relief, Fast-Acting Indoor & Outdoor Antihistamine Symptom Control, 1000 Count (1 Bottle)

**Brand:** sda laboratories
**Price:** $103
**Availability:** ✅ In Stock

## Summary

> 💨 Fast relief, lasting comfort—because allergies don’t wait.

## Quick Answers

- **What is this?** SDA LABORATORIES Diphenhydramine 50mg Allergy Relief, Fast-Acting Indoor & Outdoor Antihistamine Symptom Control, 1000 Count (1 Bottle) by sda laboratories
- **How much does it cost?** $103 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/537172363-sda-laboratories-diphenhydramine-50mg-allergy-relief-fast-acting-indoor-outdoor)

## Best For

- sda laboratories enthusiasts

## Why This Product

- Trusted sda laboratories brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Rapid Allergy Relief:** Experience fast-acting control over sneezing, runny nose, and itchy eyes—no more waiting around.
- • **Economical Bulk Supply:** Two bottles with 100 capsules each ensure you’re stocked up without breaking the bank.
- • **User-Friendly Capsules:** Small, easy-to-swallow design for hassle-free daily use, even if you dislike large pills.
- • **Trusted Quality & Ratings:** Highly rated with 4.8 stars from nearly 1,000 users—join the community that trusts SDA Laboratories.
- • **Dual Cold & Allergy Defense:** Versatile formula that tackles both allergy flare-ups and cold symptoms with confidence.

## Overview

SDA LABORATORIES Diphenhydramine 50mg offers a fast-acting, reliable antihistamine solution for allergy and cold symptoms. Each pack includes two bottles of 100 easy-to-swallow capsules, providing a cost-effective, versatile option for managing sneezing, runny nose, and itchy eyes. With a strong 4.8-star rating and a user-friendly formula, it’s designed for professionals seeking quick, dependable relief without compromise.

## Description

Buy SDA LABORATORIES Diphenhydramine 50mg Allergy Relief, Fast-Acting Indoor & Outdoor Antihistamine Symptom Control, 1000 Count (1 Bottle) on desertcart.com ✓ FREE SHIPPING on qualified orders

Review: Excellent value - Great quality and an excellent value.
Review: works welll as sleep aid - use then as a night time sleep aid. have done so for 10+ years. works very well. easy to get back to sleep even when you have to get up during the night. better for me than melatonin.

## Features

- Fast-Acting Relief: The 50mg dose of diphenhydramine works quickly to block histamine, offering rapid relief from uncomfortable allergy symptoms like sneezing, runny nose, and itchy eyes. This fast action allows users to feel better within a short time after taking the capsule. It’s especially helpful during allergy flare-ups when symptoms come on suddenly.
- Long-Lasting Supply: With 1000 capsules in a single bottle, this product provides a cost-effective and long-term solution for regular allergy management. Users won't need to frequently repurchase, making it ideal for households with multiple allergy sufferers. This extended supply ensures consistent relief without the worry of running out.
- Versatile Use: These capsules are designed to combat a wide range of allergy triggers, including seasonal pollen, pet dander, dust mites, and mold. Whether you experience allergies indoors or outdoors, this product helps keep symptoms under control. Its versatility makes it suitable for year-round use, no matter the source of your allergies.
- Easy to Take: The capsules are small and easy to swallow, ensuring a hassle-free experience for users. Whether taken daily or only when symptoms arise, the convenient format ensures that users can get relief without discomfort. This makes it practical for individuals who need quick relief without any fuss.
- Nighttime Allergies: Diphenhydramine is known for its antihistamine properties, making it a helpful option for those experiencing allergy symptoms at night. By relieving symptoms such as congestion and sneezing, it also promotes better sleep. This dual benefit makes it ideal for individuals who struggle with sleep disturbances caused by allergies.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B001KY9H36 |
| Age Range (Description) | Adult |
| Age Range Description | Adult |
| Best Sellers Rank | #44,051 in Health & Household ( See Top 100 in Health & Household ) #217 in Allergy Medicine #763 in Multivitamins |
| Brand | SDA LABORATORIES |
| Brand Name | SDA LABORATORIES |
| Container Type | Bottle |
| Customer Reviews | 4.8 out of 5 stars 991 Reviews |
| Dosage Form | Capsules |
| Flavor | Unflavored |
| Item Form | Capsule |
| Manufacturer | SDA LABORATORIES |
| Material Type Free | en_AE |
| Number of Items | 1 |
| Package Type Name | Bottle |
| Product Benefits | Allergy Control |
| Special Ingredients | Diphenhydramine |
| Specific Uses For Product | Allergy, Cough |
| Target Audience | Unisex-Adults |
| Target Use Body Part | Eyes |
| Unit Count | 1000 Count |

## Product Details

- **Brand:** SDA LABORATORIES
- **Item Form:** Capsule
- **Item dimensions L x W x H:** 5 x 4 x 6 inches
- **Number of Items:** 1
- **Product Benefits:** Allergy Control

## Images

![SDA LABORATORIES Diphenhydramine 50mg Allergy Relief, Fast-Acting Indoor & Outdoor Antihistamine Symptom Control, 1000 Count (1 Bottle) - Image 1](https://m.media-amazon.com/images/I/611nUJxPEnL.jpg)
![SDA LABORATORIES Diphenhydramine 50mg Allergy Relief, Fast-Acting Indoor & Outdoor Antihistamine Symptom Control, 1000 Count (1 Bottle) - Image 2](https://m.media-amazon.com/images/I/61NtJpXwhPL.jpg)
![SDA LABORATORIES Diphenhydramine 50mg Allergy Relief, Fast-Acting Indoor & Outdoor Antihistamine Symptom Control, 1000 Count (1 Bottle) - Image 3](https://m.media-amazon.com/images/I/61cqWvKBOgL.jpg)
![SDA LABORATORIES Diphenhydramine 50mg Allergy Relief, Fast-Acting Indoor & Outdoor Antihistamine Symptom Control, 1000 Count (1 Bottle) - Image 4](https://m.media-amazon.com/images/I/61yrrgN2XvL.jpg)
![SDA LABORATORIES Diphenhydramine 50mg Allergy Relief, Fast-Acting Indoor & Outdoor Antihistamine Symptom Control, 1000 Count (1 Bottle) - Image 5](https://m.media-amazon.com/images/I/71+eOO1f4YL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent value
*by R***E on December 7, 2025*

Great quality and an excellent value.

### ⭐⭐⭐⭐⭐ works welll as sleep aid
*by R***O on December 23, 2025*

use then as a night time sleep aid. have done so for 10+ years. works very well. easy to get back to sleep even when you have to get up during the night. better for me than melatonin.

### ⭐⭐⭐⭐⭐ A value to.assure.a.good.sleep
*by G***A on December 15, 2025*

This is a fantastic value for.a.decongestant. that.also provides for a great sleep.experience.

## Frequently Bought Together

- SDA LABORATORIES Diphenhydramine 50mg, Allergy Relief, Antihistamine Capsules, Fast-Acting Formula for Sneezing, Runny Nose & Itchy Eyes – 100 Count (2 Pack)
- Vitabod Melatonin 20 mg - 240 Fast Dissolve Tablets - Drug Free - Natural Berry Flavor - Vegetarian, Non-GMO, Gluten Free 240 Count (Pack of 1) (240 Count (Pack of 1))
- HealthA2Z® Sleep Aid | Doxylamine Succinate 25mg | Non Habit-Forming (200 Counts (Pack of 1))

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.nz/products/537172363-sda-laboratories-diphenhydramine-50mg-allergy-relief-fast-acting-indoor-outdoor](https://www.desertcart.nz/products/537172363-sda-laboratories-diphenhydramine-50mg-allergy-relief-fast-acting-indoor-outdoor)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-26*