Skip to Content

LoHist DM

Medically reviewed by Drugs.com. Last updated on Nov 14, 2019.

Dosage form: liquid
Ingredients: BROMPHENIRAMINE MALEATE 2mg in 5mL, DEXTROMETHORPHAN HYDROBROMIDE 10mg in 5mL, PHENYLEPHRINE HYDROCHLORIDE 5mg in 5mL
Labeler: Larken Laboratories, Inc.
NDC Code: 68047-129

LoHist DM

Drug Facts

Active ingredients

(In each 5 mL teaspoonful)

Brompheniramine Maleate, USP 2 mg

Dextromethorphan HBr, USP 10 mg

Phenylephrine HCl, USP 5 mg

Purpose

Brompheniramine Maleate Antihistamine

Dextromethorphan HBr Antitussive (cough suppressant)

Phenylephrine HCl Nasal decongestant

Uses

Temporarily relieves these symptoms due to hay fever (allergic rhinitis):

  • cough due to minor throat and bronchial irritation
  • runny nose
  • sneezing
  • itchy, watery eyes
  • itching of the nose or throat
  • Temporarily relieves nasal congestion due to the common cold, hay fever or other upper respiratory allergies, or associated with sinusitis.
  • Temporarily restores freer breathing through the nose

Warnings

Do not use

  • to sedate a child or make a child sleepy
  • if you are now taking a prescription monoamine oxidase inhibitor (MAOI) (certain drugs for depression, psychiatric, or emotional conditions, or Parkinson's disease), or for 2 weeks after stopping the MAOI drug. If you do not know if your prescription drug contains an MAOI, ask a doctor or pharmacist before taking this drug.

Ask a doctor before use if you have
  • heart disease
  • high blood pressure
  • thyroid disease
  • diabetes
  • glaucoma
  • trouble urinating due to an enlarged prostate gland
  • a breathing problem such as emphysema or chronic bronchitis
  • a cough that lasts or is chronic such as occurs with smoking, asthma or emphysema
  • a cough that occurs with too much phlegm (mucus)

Ask a doctor or pharmacist before use if you are
  • taking any other nasal decongestant or stimulant
  • taking sedatives or tranquilizers

When using this product

Do not exceed recommended dosage.

  • marked drowsiness may occur
  • avoid alcoholic beverages
  • alcohol, sedatives, and tranquilizers may increase drowsiness
  • be careful when driving a motor vehicle or operating machinery
  • excitability may occur, especially in children

Stop use and ask a doctor if
  • nervousness, dizziness, or sleeplessness occur.
  • cough or nasal congestion persists for more than 1 week, tends to recur, or is accompanied by a fever, rash or persistent headache. These could be signs of a serious condition.

If pregnant or breast-feeding

ask a health professional before use.

Keep out of the reach of children

In case of overdose, get medical help or contact a Poison Control Center immediately.

Directions

Do not exceed 6 doses in a 24-hour period

AgeDose
Adults and children over 12 years of age2 teaspoonsful (10 mL) every 4 hours
Children 6 to under 12 years of age1 teaspoonful (5 mL) every 4 hours
Children under 6 years of ageAsk your doctor

Other Information
  • store at 20°-25°C (68°-77°F)
  • very low sodium, contains 1 mg sodium per teaspoonful (5 mL)

Inactive Ingredients

Benzoic acid, edetate disodium, FD&C Red #40, propylene glycol, purified water, saccharin sodium, sorbitol solution, and strawberry flavoring

Questions or Comments

Call 1-888-527-5522 weekdays from 9:00 am to 4:00 pm CST or go to http://www.larkenlabs.com.

Principal Display Panel

Figure 1: 16 oz Bottle Label

LOHIST DM 
brompheniramine maleate, dextromethorphan hydrobromide and phenylephrine hydrochloride liquid
Product Information
Product TypeHUMAN OTC DRUGItem Code (Source)NDC:68047-129
Route of AdministrationORALDEA Schedule    
Active Ingredient/Active Moiety
Ingredient NameBasis of StrengthStrength
BROMPHENIRAMINE MALEATE (BROMPHENIRAMINE) BROMPHENIRAMINE MALEATE2 mg  in 5 mL
DEXTROMETHORPHAN HYDROBROMIDE (DEXTROMETHORPHAN) DEXTROMETHORPHAN HYDROBROMIDE10 mg  in 5 mL
PHENYLEPHRINE HYDROCHLORIDE (PHENYLEPHRINE) PHENYLEPHRINE HYDROCHLORIDE5 mg  in 5 mL
Inactive Ingredients
Ingredient NameStrength
EDETATE DISODIUM 
FD&C RED NO. 40 
PROPYLENE GLYCOL 
WATER 
SACCHARIN SODIUM 
SORBITOL 
BENZOIC ACID 
Product Characteristics
ColorredScore    
ShapeSize
FlavorSTRAWBERRYImprint Code
Contains    
Packaging
#Item CodePackage Description
1NDC:68047-129-16473 mL in 1 BOTTLE
Marketing Information
Marketing CategoryApplication Number or Monograph CitationMarketing Start DateMarketing End Date
OTC monograph finalpart34106/01/2012
Labeler - Larken Laboratories, Inc. (149484540)
Registrant - Larken Laboratories, Inc. (149484540)

 
Larken Laboratories, Inc.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.