The following drug pill images match your search criteria. 4H2 Cetirizine Hydrochloride Strength 10 mg Imprint 4H2 Color White Shape Oval View details SZ 906 Cetirizine Hydrochloride Strength 10 mg Imprint SZ 906 Color White Shape Round View details SZ 106 Cetirizine Hydrochloride (chewable) Strength 10 mg Imprint SZ 106 Color Peach Shape Round View details SZ 104 Cetirizine Hydrochloride (chewable). 4h2 Pill is a white eliptical/oval pill, which is identified as a second-generation antihistamine Cetirizine Hydrochloride 10mg Tablet. com>Pill Finder: T 259 White Capsule. This medicine is known as cetirizine. Pill Identifier results for 4h2 White. Enter or Select from the drop down, the imprint code on the medication, (The imprint is the letters, numbers or other markings on the pill, tablet or capsule. If you dont find any pill images, when using our drug identifier, you can always take the medication to a pharmacist to have them help you identify it. 4h2 pill can be used in allergic symptoms such as allergic rhinitis, chronic idiopathic urticaria, allergic asthma, contact dermatitis & skin itching. Periodically check your medicine cabinets for expired, re-bottled, or unidentified pills. 4h2 White and Oval Pill Images. once a day and 20 mg of famotidine twice a day for 10 days (two pills in the morning and one in the evening). How to identify a pill using the Pill Identifier? Enter the imprint code that appears on the pill. How to use the pill identifier pill has a. 4H2 is an imprint on a white oval shape tablet. Use WebMD’s Pill Identifier to find and identify any over-the-counter or prescription drug, pill, or medication by color, shape, or imprint and easily compare pictures of multiple drugs. Pill with imprint 4H2 is White, Oval and has been identified as Cetirizine Hydrochloride 10 mg. All Day Allergy (Cetirizine) Oral: Uses, Side Effects. Generic: cetirizine hydrochloride; Producer: Perrigo Pharmaceutical company; Colour: White; Shape: oval; Size: 10 mm; From: Tablet or pill; Class: Antihistamine; Imprint Code: 4H2; Strength: 10 mg. If you dont find any pill images, when using our drug identifier, you can always take the medication to a pharmacist to have them help you identify it. It is available as a prescription and/or OTC medicine and is commonly used for Allergic Rhinitis, Eustachian Tube Dysfunction, Physical Urticaria, Urticaria. 4H2 Pill Uses A white oval pill 4h2 contains Cetirizine, which is used to treat allergic symptoms such as: Seasonal Allergic Rhinitis Symptoms include Sneezing, Nasal. 4H2 Pill: Uses, Dosage, Side Effects, Addiction. Though this is more time consuming, it will help you identify pills that may be left in your medicine cabinet. It is supplied by Perrigo Company. Wondering what was in that old prescription bottle? Use the ScriptSave WellRx pill identifier to quickly and easily identify unknown medicines by imprint, shape, number, and color. Pill Imprint T 259 This white capsule-shape pill with imprint T 259 on it has been identified as: Acetaminophen/hydrocodone 325 mg / 10 mg. Example: L484 Select the the pill color (optional). Pill Id 4h2 The shape of a pill has nothing to do with the effect, the chemicals in the pill are what is important. are required by the FDA to have an imprint code. Cetirizine hydrochloride is the key ingredient in 4H2 White Pill medication. 4H2 pill is a white oval pill that belongs to a particular group of drugs, named antihistamines. Tramadol belongs to a group of drugs . How To Use the RxList Pill Identifier/Pill Finder Tool. Example: L484 Select the the pill color (optional). Includes images and details for pill imprint T 259 including shape, color, size, NDC codes and manufacturers. Pill Identification Wizard from Drugs. by healthpluscity; May 2, 2023 May 2, 2023; 4h2 Pill is a white eliptical/oval pill. Pill Identifier (Drug & Pill Finder). The active ingredient in 4h2 hay fever tablets is cetirizine. Medscapes Pill Identifier helps you to ID generic and brand name prescription drugs, OTCs, and supplements. The white oval pill with the imprint 4H2 has been identified as Cetirizine Hydrochloride 10 mg supplied by Perrigo Company. By continuing to view the drug information, you agree to abide by such terms of use. Wondering what was in that old prescription bottle? Use the ScriptSave WellRx pill identifier to quickly and easily identify unknown medicines by imprint, shape, number, and color. It has a melting point of 217°C, and a pKa of CLINICAL PHARMACOLOGY Cyclobenzaprine HCl relieves skeletal muscle spasm of local origin without interfering with muscle function. If you are using the chewable tablets, chew each tablet well and swallow. To accurately identify the pill, drug or medication, you can do any one, any combination of or all of the following steps using our pill identifier tool. If you dont find any pill images, when using our drug identifier, you can always take the medication to a pharmacist to have them help you identify it. Pill Identifier; Results for 4h2 White; Print 4h2 White Pill Images. Tell the doctor if you have any side effect that bothers you or that does not go away. Blue Pill 12 (Cyclobenzaprine Hydrochloride) by healthpluscity May 2, 2023 Pill Identifier Blue Pill 12 is a medication that contains Cyclobenzaprine Hydrochloride in a 10 mg dose. Pill Identifier Kirkland Signature Aller Tec Allergy. If you do not find a match while trying to identify your pill using our Pill Finder tool, then. Pill 4h2 is a white, oval elliptical tablet containing 10 milligrams of a non-sedating antihistamine that works by blocking histamine (H-1) receptors known as cetirizine. 4H2 pill is a 2nd-generation antihistamine that reduces the bodys natural chemical . Tramadol Pill Images. The most common side effects of Zyrtec include: dizziness, drowsiness, dry mouth, nausea, constipation, and. com>Pill Identifier (Pill Finder). DESCRIPTION Cyclobenzaprine hydrochloride is a white, crystalline tricyclic amine salt with the empirical formula C20H21N • HCl and a molecular weight of 311. The active ingredient in 4h2 hay fever tablets is cetirizine. It is supplied by Perrigo Company. The shape of a pill has nothing to do with the effect, the chemicals in the pill are what is important. 4H2 Pill Uses A white oval pill 4h2 contains Cetirizine, which is used to treat allergic symptoms such as: Seasonal Allergic Rhinitis Symptoms include Sneezing, Nasal pruritus, Ocular pruritus, Rhinorrhea, Tearing, and Redness of the eyes Perennial allergic rhinitis: Symptoms include Nasal pruritus, Rhinorrhea, Sneezing, Postnasal discharge,. 4h2 Pill is a white eliptical/oval pill, which is identified as a second-generation antihistamine Cetirizine Hydrochloride 10mg Tablet. Theres a good chance that our Pill Identification Wizard (Pill Finder) can help you match the imprint, size, shape, or color and lead you to the detailed description in our drug database. This includes symptoms such as: running nose watery eyes sneezing. Enter or Select from the drop. This medication is used in allergic conditions like allergic rhinitis and urticaria. 4H2 pill is a 2nd-generation antihistamine that reduces the bodys natural chemical histamine. com>Tramadol Pill Images. 4H2 Cetirizine Hydrochloride Strength 10 mg Imprint 4H2 Color White Shape Oval View details SZ 906 Cetirizine Hydrochloride Strength 10 mg Imprint SZ 906 Color White. Once a medication is selected, you will be able to: Verify drug name, strength, and detailed pill characteristics. If your pill has no imprint it could be a vitamin, diet, herbal, or energy pill, or an illicit or foreign drug. 4h2 pill can be used in allergic symptoms such as allergic rhinitis, chronic idiopathic urticaria, allergic asthma, contact dermatitis & skin itching. Pill Identifier; My Medicine; Interaction Checker; Drugs and Medications A-Z;. This white elliptical / oval pill with imprint 4H2 on it has been identified as: Cetirizine 10 mg. Histamine is a substance responsible for many of the signs and symptoms that accompanies allergic reactions, for example, swelling of the lining of the nose, sneezing, and. Generic: cetirizine hydrochloride Producer: Perrigo Pharmaceutical company Colour: White Shape: oval Size: 10 mm From: Tablet or pill Class: Antihistamine Imprint Code: 4H2 Strength: 10 mg. Pill Identifier and Drug Search. Perrigo Company produces and supplies 4H2 pills. 4H2 pill image 4h2 pill uses (cetirizine hydrochloride). DEA lab testing reveals that 2 out of every 5 pills with fentanyl. 4h2 Pill: Uses, Dosage, Side Effects & Precautions by healthpluscity August 23, 2021 Pill Identifier 4h2 Pill is a white eliptical/oval pill, which is identified as a second-generation antihistamine Cetirizine Hydrochloride 10mg Tablet. Cetirizine (Zyrtec) is an over-the-counter antihistamine medication used to relieve allergy symptoms. The number of DEA-seized counterfeit pills with fentanyl has jumped nearly 430 percent since 2019. Pill Identifier results for 4H2 White and Oval. Our pill identifier helps you verify tablet and capsule products you may have questions about -- ensuring youre taking the right medication. 4h2 Pill: Uses, Dosage, Side Effects & Precautions. Many counterfeit pills are made to look like prescription opioids – such as oxycodone (Oxycontin®, Percocet®), hydrocodone (Vicodin®), and alprazolam (Xanax®); or stimulants like amphetamines (Adderall®) – but contain fentanyl or methamphetamine. 4H2 pill is a white, oval/elliptical pill or medicine which has been identified as Cetirizine Hydrochloride (mainly called Cetirizine). Pill Identifier (Pill Finder Wizard). 4H2 Pill is supplied by Perrigo Company in the United States. To accurately identify the pill, drug or medication, you can do any one, any combination of or all of the following steps using our pill identifier tool. Answer your medical questions on prescription drugs, vitamins and Over the Counter medications. Multi ingredient medications may also be listed when applicable. 4H2 pill is a white, oval/elliptical pill or medicine which has been identified as Cetirizine Hydrochloride (mainly called Cetirizine). 4H2 Cetirizine Hydrochloride Strength 10 mg Imprint 4H2 Color White Shape Oval View details Cant find what youre looking for? How to use the pill identifier Pill has a logo or. This medicine is known as cetirizine. Search by drug name Search by National Drug Codes (NDC) What is an NDC Number?. Pill L368: Uses, Dosage, Side Effects, Warning>Blue Pill L368: Uses, Dosage, Side Effects, Warning. Counterfeit pills are widely available, and DEA and its law enforcement partners are seizing deadly fake pills at record rates. All prescription and over-the-counter (OTC) drugs in the U. Lets you identify pills; Allows you to search medicines; Provides information about drugs; Drug Interaction; Diseases Search; Symptom checker . If your doctor has prescribed this medication, take it as directed, usually once daily. Get medical help right away, if you have any of the symptoms listed above. It is not possible to accurately identify a pill online without an imprint code. Use WebMD’s Pill Identifier to find and identify any over-the-counter or prescription drug, pill, or medication by color, shape, or imprint and easily compare pictures of multiple drugs. Histamines can cause sneezing, itching, watery eyes, and a runny nose. cetirizine hcl or CHILDRENS ZYRTEC: Pictures & Common Dosing. com>Hydrocodone Pill Images. Tramadol is a prescription medication used to treat moderate to moderately severe pain in adults. Cetirizine Uses, Dosage & Side Effects. Check with your physician for additional information about other types of side effects. If you do not find a match, call your doctor or pharmacist. Theres a good chance that our Pill Identification Wizard (Pill Finder) can help you match the imprint, size, shape, or color and lead you to the detailed description in our drug. 4h2 pill can be used in allergic symptoms such as allergic rhinitis, chronic. All prescription and over-the-counter (OTC) drugs in the U. PRG09190: This medicine is a white, oval, film-coated, tablet imprinted with. Kirkland Signature Aller Tec Allergy by Costco Wholesale Company is a white oval tablet film coated about 10 mm in size, imprinted with 4h2. It works by blocking pain signals in the brain. Pill Imprint 4H2. 4h2 Pill: Uses, Dosage, Side Effects & Precautions by healthpluscity August 23, 2021 4 Comments Pill Identifier 4h2 Pill is a white eliptical/oval pill, which is identified as a second-generation antihistamine Cetirizine Hydrochloride 10mg Tablet. Cetirizine is used in the treatment of urticaria; allergic rhinitis and belongs to the drug class antihistamines. Cetirizine is used to temporarily relieve the symptoms of hay fever (allergy to pollen, dust, or other substances in the air) and allergy to other substances (such as dust mites, animal dander, cockroaches, and molds). Naproxen is used in the treatment of back pain; ankylosing spondylitis; bursitis; neck pain; tendonitis and belongs to the drug class Nonsteroidal anti-inflammatory drugs. 4H2 White and Oval Pill Images. 4H2 pill is a white, oval/elliptical pill or medicine which has been identified as Cetirizine Hydrochloride (mainly called Cetirizine). Answer your medical questions on prescription drugs, vitamins and Over the Counter medications. Can 4h2 pills get you high?. This belongs to a group of drugs known as Antihistamines. This document does not contain all possible side effects and other serious side effects may occur. Medscapes Pill Identifier helps you to ID generic and brand name prescription drugs, OTCs, and supplements. You can search using the imprint, size,. Get medical help right away, if you have any of the symptoms listed above. The common side effects of cetirizine are drowsiness and stomach pain. Allergy Relief (Cetirizine) Oral: Uses, Side Effects. Pill Identifier results for 4h2 White. Cetirizine is also used to treat an allergic reaction, itching and swelling caused by chronic urticaria (hives) and minimizes or eliminates the symptoms of perennial allergic rhinitis, seasonal allergic rhinitis, chronic idiopathic urticaria, allergic asthma, physical urticaria, and atopic dermatitis. Pill Imprint: 4H2 Color: White Shape: Oval Cetirizine 10mg Tablet Strength: 10 MG Pill Imprint: C37 Color: White Shape: Round Cetirizine 10mg Tablet Strength: 10 MG Pill Imprint: CTN Color: White Shape: Bullet Cetirizine 10mg Tablet Strength: 10 MG Pill Imprint: M Color: White Shape: Round Cetirizine Allergy 10mg Tablet Strength: 10 MG. Search from over 10,000 tablets and capsules by imprint, color, shape, form, and. The pill with the imprint L368 is Blue, Elliptical / Oval and has been identified as Naproxen Sodium 220 mg. This medication is a combination of acetaminophen and an opioid. There is no proven risk in humans during pregnancy. Cetirizine hydrochloride is the key ingredient in 4H2 White Pill. 4h2 Pill is a white eliptical/oval pill, which is identified as a second-generation antihistamine Cetirizine Hydrochloride 10mg Tablet. If your pill has no imprint it could be a vitamin, diet, herbal, or energy pill, or an illicit or foreign drug. 4H2 Cetirizine Hydrochloride Strength 10 mg Imprint 4H2 Color White Shape Oval View details Cant find what youre looking for? How to use the pill identifier Pill has a logo or symbol? No imprint code? Search again Use the pill finder to identify medications by visual appearance or medicine name. The active constituent in this 4H2 pill is Cetirizine hydrochloride. To accurately identify the pill, drug or medication, you can do any one, any combination of or all of the following steps using our pill identifier tool. Counterfeit Pills Factsheet. Our pill identifier tool allows you to ID prescription drugs, over the counter (OTC) medications, and generic or brand name pills and capsules using a variety of methods. Use WebMDs Pill Identifier to find and identify any over-the-counter or prescription drug, pill, or medication by color, shape, or imprint and easily compare pictures of multiple drugs. To accurately identify the pill, drug or medication, you can do any one, any combination of or all of the following steps using our pill identifier tool. The white oval pill with the imprint 4H2 has been identified as Cetirizine Hydrochloride 10 mg supplied by Perrigo Company. Pill Identifier; Tablet; white oval pill 4h2. 4H2 White Pill is an oval-shaped tablet which belongs to the Antihistamines group of drugs. It is prescribed when other pain medications have not worked or cannot be tolerated. 4h2 Pill is a white eliptical/oval pill, which is identified as a second-generation antihistamine Cetirizine Hydrochloride 10mg Tablet. Search from over 10,000 tablets and capsules by imprint, color, shape, form, and scoring. Pill 4h2 is a white, oval elliptical tablet containing 10 milligrams of a non-sedating antihistamine that works by blocking histamine (H-1) receptors known as cetirizine. Acetaminophen/hydrocodone 325 mg / 10 mg. 4H2 Pill: Identification, Uses, Side Effects, Dose etc>4H2 Pill: Identification, Uses, Side Effects, Dose etc. Pill with imprint 4H2 is White, Oval and has been identified as Cetirizine Hydrochloride 10 mg. 4H2 Pill Uses A white oval pill 4h2 contains Cetirizine, which is used to treat allergic symptoms such as: Seasonal Allergic Rhinitis Symptoms include Sneezing, Nasal pruritus, Ocular pruritus, Rhinorrhea, Tearing, and Redness of the eyes Perennial allergic rhinitis: Symptoms include Nasal pruritus, Rhinorrhea, Sneezing, Postnasal discharge,. Includes images and details for pill imprint T 259 including shape, color, size, NDC codes and manufacturers. It is much less likely to make you sleepy than other antihistamines. The white oval pill with the imprint 4H2 has been identified as Cetirizine Hydrochloride 10 mg supplied by Perrigo Company. Select the pill color (optional) Select the shape (optional) You may also search by drug name or NDC code. Pill Imprint 4H2 This white elliptical / oval pill with imprint 4H2 on it has been identified as: Cetirizine 10 mg. It is available as a prescription and/or OTC medicine and is commonly. Cetirizine and Famotidine for COVID. 4H2 is derived from its molecular name, 4-methylpyridine-2(1H)-thione. The product is a human otc drug with active ingredient (s) cetirizine hydrochloride. Quick overview of a white and oval pill with 4H2; Imprint: 4H2. 4H2 pill is a 2nd-generation antihistamine that reduces the bodys natural chemical histamine. OXYCODONE-ACETAMINOPHEN (Generic for PERCOCET) ACETAMINOPHEN; OXYCODONE (a set a MEE noe fen; ox i KOE done) treats moderate pain. OXYCODONE-ACETAMINOPHEN (Generic for PERCOCET) ACETAMINOPHEN; OXYCODONE (a set a MEE noe fen; ox i KOE done) treats moderate pain. Generic Name (S): cetirizine View Free Coupon Uses Cetirizine is an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes /nose, sneezing,. Counterfeit pills are widely available, and DEA and its law enforcement partners are seizing deadly fake pills at record rates. PS: Don’t waste your life chasing some white horse and devote your time to something that matters, like. 4H2 Pill Identification. What Is A Pill That Says 4H2. What Is 4H2 Pill. Useful tip: Search for the imprint first, then refine by color and shape if you have too many results. Avoid confusion and mistakes: keep all medications in their original bottles or packets with pertinent labeling and instructions attached. The pill with the imprint L368 is Blue, Elliptical / Oval and has been identified as Naproxen Sodium 220 mg. 4H2 pill identification Brand names: Zyrtec, Aller-Tec, etc. Brand names: Zyrtec, Aller-Tec, etc. Pill Finder: 4H2 White Elliptical / Oval. Search Results; Search Again; Results 1 - 1 of 1 for 4h2 White 1 / 6. Pill Identifier with Pictures (Pill Finder). 4H2 white pill is mainly used in allergic conditions, including rhinitis and urticaria. How to identify a pill using the Pill Identifier? Enter the imprint code that appears on the pill e. Zyrtec (Cetirizine): Uses, Dosage, Side Effects. It belongs to the antihistamine drug. All Day Allergy (cetirizine) 10 mg tablet. Blue Pill 17 (Asendin) – Pill Identifier. are required by the FDA to have an imprint code. Return to Pill Identifier… Results for Tizanidine hydrochloride (1 - 18 of 72) 93 5160 Tizanidine Hydrochloride Strength 4 mg Imprint 93 5160 Color White Shape Round View details 93 5163 Tizanidine Hydrochloride Strength 2 mg Imprint 93 5163 Color White Shape Round View details. All Day Allergy (cetirizine) oral. Though this is more time consuming, it will help you identify pills that may be left in your medicine cabinet. Product Code 63981-458 Kirkland Signature Aller Tec Allergy by Costco Wholesale Company is a white oval tablet film coated about 10 mm in size, imprinted with 4h2. Cetirizine is used to temporarily relieve the symptoms. Kirkland Signature Aller Tec Allergy Active Ingredient (s): Cetirizine Hydrochloride. Pill Identifier; Tablet; white oval pill 4h2. Additional tips. It belongs to the antihistamine drug class. Pill 4h2 is a white, oval elliptical tablet containing 10 milligrams of a non-sedating antihistamine that works by blocking histamine (H-1) . Additional tips Periodically check your medicine cabinets for expired, re-bottled, or unidentified pills. Blue Pill L368: Uses, Dosage, Side Effects, Warning. What does Tramadol hydrochloride look like? Note: Multiple pictures are displayed for those medicines available in different strengths, marketed under different brand names and for medicines manufactured by different pharmaceutical companies. Histamine is a substance responsible for many of the signs and symptoms that accompanies allergic reactions, for example, swelling of the lining […]. Cetirizine: Generic, Uses, Side Effects, Dosages, Interactions. Allergy Relief (Cetirizine) 10 Mg Tablet Allergy Relief (Cetirizine) 10 Mg Tablet - Uses, Side Effects, and More Uses Cetirizine is an antihistamine used to relieve allergy symptoms such as. Generic: cetirizine hydrochloride Producer: Perrigo Pharmaceutical company Colour: White Shape: oval Size: 10 mm From: Tablet or pill. Enter or Select from the drop down, the imprint code on the medication, (The imprint is the letters, numbers or other markings on the. 4h2 pill uses (cetirizine hydrochloride). Cetirizine is also used to treat an allergic reaction, itching and swelling caused by chronic urticaria (hives) and minimizes or eliminates the symptoms of perennial allergic rhinitis, seasonal allergic rhinitis,. It is not possible to accurately identify a pill online without an imprint code. Its available as a lower-cost generic . Search by imprint, shape, color or drug name. 4H2 pill identification Brand names: Zyrtec, Aller-Tec, etc. 4H2 White Pill is an oval-shaped tablet which belongs to the Antihistamines group of drugs. Pill Identifier. 4H2 is an imprint on a white oval shape tablet. 4H2 pill identification. 4H2 Pill: Everything You Should Know. Product Code 63981-458. If you need to dispose of medications, prescription drop off locations can be. Cetirizine Hydrochloride Strength 10 mg Imprint 4H2 Color White Shape Oval View details. Pill Identifier; 4h2 Pill is a white eliptical/oval pill, which. OXYCODONE-ACETAMINOPHEN (Generic for PERCOCET) ACETAMINOPHEN; OXYCODONE (a set a MEE noe fen; ox i KOE done) treats moderate pain. Pill Finder: T 259 White Capsule. Why is DailyMed no longer displaying pill images on the Search Results and Drug Info pages?. Allergy Relief (cetirizine) 10 mg tablet. This medicine is a white, oval, film-coated, tablet imprinted with 4H2. Pill Identifier results for 4H2 White and Oval. Match your drug imprint (Pill ID) to the pictures and quickly identify your medications. 4H2 Pill: Identification, Uses, Side Effects, Dose etc. If you are using the rapidly-dissolving tablet, allow the tablet to dissolve on the tongue and then swallow, with or without water. The shape of a pill has nothing to do with the effect, the chemicals in the pill are what is important. How to identify a pill using the Pill Identifier? Enter the imprint code that appears on the pill e. Pill Identifier results for 4h2 White and Oval. The white oval pill 4h2 is a very effective and potent medication for the treatment of allergic symptoms related to Asthma, Rhinitis and Utricaria. Alternatively, search by drug name or NDC code using the fields below. This medicine is a white, oval, film-coated, tablet imprinted with 4H2. Allergy Relief (Cetirizine) 10 Mg Tablet Allergy Relief (Cetirizine) 10 Mg Tablet - Uses, Side Effects, and More Uses Cetirizine is an antihistamine used to relieve allergy symptoms such as. Pill with imprint 4H2 is White, Oval and has been identified as Cetirizine Hydrochloride 10 mg. Cetirizine (Zyrtec): Uses, Side Effects & Dosage. Return to Pill Identifier Results for Tizanidine hydrochloride (1 - 18 of 72) 93 5160 Tizanidine Hydrochloride. Find a Drug Find a Vitamin Latest Drug News Interaction Checker Pharmacy Commonly Searched Pills Tylenol Side 1: L484 Side 2: N/A View Free Coupon Vicodin Side 1:. 4h2 Pill is a white eliptical/oval pill, which is identified as a second-generation antihistamine Cetirizine Hydrochloride 10mg Tablet. Pill Identifier (Pill Finder). How to identify a pill using the Pill Identifier? Enter the imprint code that appears on the pill. Generic Name (S): cetirizine View Free Coupon Uses Cetirizine is an antihistamine used to relieve allergy symptoms such as watery eyes, runny nose, itching eyes /nose, sneezing, hives, and itching. 4h2 Pill: Uses, Dosage, Side Effects & Precautions. Pill Identifier 4h2WebMD Drugs & Medications. 4H2 pill is a 2nd-generation antihistamine that reduces the bodys natural chemical histamine. This white elliptical / oval pill with imprint 4H2 on it has been identified as: Cetirizine 10 mg. Pill with imprint 4H2 is White, Oval and has been identified as Cetirizine Hydrochloride 10 mg. 4h2 Pill: Uses, Dosage, Side Effects & Precautions. 4H2 Pill Image Identification: Drug Uses, Dosage & Side Effects. The RxList Pill Identifier Tool will help you identify prescription, OTC, generic, and brand name drugs by pill color, size, shape, and drug imprint. The main ingredient of this tablet is cetirizine hydrochloride and the company behind the product’s release is well-known in the United States with the name of Perrigo Pharmaceutical Company. Find medical information, terminology and advice including side effects, drug interactions, user. It is available as a prescription and/or OTC medicine and is commonly used for Allergic Rhinitis, Eustachian Tube Dysfunction, Physical Urticaria, Urticaria.