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Generic name: codeine, phenylephrine, and triprolidine [KOE-dee-FEN-il-EFF-rin-and-trye-PROE-li-deen]
Classification of drugs: upper respiratory combinations

What is Histex-AC?

Triprolidine is an antihistamine that decreases the effects of the natural chemical histamine that is present in the body. Histamine is known to cause nose sneezing, itching, watery eyes, as well as nasal congestion. Codeine is a drug that acts as a cough suppressant. It interferes with the signals in the brain that trigger the cough reflex.

Phenylephrine can be described as an anti-congestant that reduces the size of blood vessels in nasal passages. The blood vessels that are dilated can cause the nasal passages to become congested (stuffy nostrils). Histextreat-AC is a combination medication designed to treat a nasal stuffiness or runny noses and itching, sneezing eyes that are watery, cough, and sinus congestion that is caused by allergies, a typical cold, as well as influenza.

Histex-AC is not able to treat a cough due to smoke, asthma, or the condition known as emphysema. Histex-AC can be used for other purposes that are not mentioned in this guide.

Side effects Of Histex-AC

See a doctor immediately. If you are experiencing symptoms that indicate an allergic reaction,face,breathing, such as hives, difficulty breathing and swelling of your lips, face and tongue, Like many other narcotic drugs that are prescribed, codeine may slow the rate of breathing. The risk of death can occur when breathing becomes weak.

Someone who is caring for you should seek immediate medical treatment if you suffer from slow breathing with long pauses or blue-colored lips or if it is difficult to get up.Like many other narcotic drugs, such as codeine, it can slow down the rate of breathing. It is possible to die if your breathing becomes weak.

Stop taking this medication and contact your doctor immediately. If you suffer from:

  • Sighing, noisy breathing, and shallow breathing
  • A low heart rate or a weak pulse
  • Nervousness, trouble sleeping;
  • A severe headachedizziness  or dizziness. Ringing into your ears
  • Serious constipation severe constipation
  • Very little or no urine.

Risky side effects are more common in older people as well as those who are overweight or malnourished. weak.

Common negative effects of histex-AC caninclude:

  • Disorientation, dizziness, and tiredness;
  • Dry mouth the nose, dry mouth, or throat;
  • Blurred vision
  • Nausea, vomiting, constipation, or
  • Sleep problems (insomnia).

Dry mouth, constipation, and confusion are more likely for older people.

This isn't an exhaustive list of all the side effects. Other side effects could occur. Contact your doctor to seek medical advice on the effects. You can report any adverse reactions to the FDA at 1-800-FDA-1088.

Similar/related drugs

Benadryl, diphenhydramine, chlorpheniramine, promethazine DM, banophen, and echinacea


May causeCodeine may slow or slow your breathing and can cause you to become numb. A misuse of Histex AC can result in addiction, overdosing, or even death, particularly for children or any other person who is taking the medicine without a prescription. The medicine should not be used for consumption by children under the age of 18. It is not recommended to use antihistamine medication to make your child restless.

Before you take this drug

Do not take this medication if you're intolerant of codeine, phenylephrine, or triprolidine.

Don't take this medication in the event that you've taken an MAO inhibitor within the last 14 days. A potentially dangerous interaction between drugs may happen. MAO inhibitors include isocarboxazid linezolid, methylene blue injection rasagiline, phenelzine, tranylcypromine, and others.

In some individuals, it is known that codeine breaks down very quickly in the liver, and levels are higher than the normal ones within the body. This can lead to an extremely slow breathing rate and could result in death, particularly for children.

Don't give this medication to anyone who is younger than 18 years of age.

To make sure that this medicine is appropriate for you, consult your physician if you suffer from:

  • Asthma, COPD, bronchitis, or any other breathing conditions;
  • A cough that is mucusy
  • The heart condition, high blood pressure;
  • Glaucoma;
  • Diabetes;
  • A thyroid disorder
  • Increased prostate and urinary tract problems.

If you take codeine while pregnant, your baby may become dependent on the substance. This can cause dangerous withdrawal symptoms for the newborn after it's born. Babies who become dependent on habit-forming drugs might require medical attention for a period of time. Consult your physician if you are expecting or plan to be pregnant.

Do not breastfeed. Codeine can pass into breast milk and cause breathing difficulties, drowsiness, or even death for nursing babies. Triprolidine could slow the production of breast milk.

How to take Mytex-AC?

Follow the directions on the prescription label. Codeine may slow or stop your breathing. Do not make use of Histex-AC in large amounts or for longer durations than what is prescribed. A cough and cold medication is typically taken for only a short period of time until symptoms improve.

Codeine can be a habit-forming drug, even when taken in regular doses. Don't share your Histex-AC information with an individual, especially one who has a history of addiction or abuse. Misuse of NARCOTIC MEDICINES CAN CAUSE ADDICTION OR DEATH, especially in children or others who take the drug without a prescription.  Selling or giving codeine for free is prohibited by law.

Antihistamines should not be used as a medication to make your child restless.

Take measurements of liquid medicines using the dosing syringe that comes with it or using a measuring spoon or cup for medicine. If you don't have an instrument for measuring doses, you can ask your pharmacist for one.

seven consecutiveDo not take it for more than seven days.  Call your doctor when your symptoms don't improve after seven days of treatment or if you experience a fever that causes headaches or the appearance of a skin eruption.

If you are in need of surgical intervention or medical testing, inform the doctor or surgeon prior to the time of your appointment if you have had a cold or cough medicine in the last couple of days.

Keep it at room temperature, free of heat and moisture. Don't freeze.

Be aware of the medication you are taking. Codeine is a substance of misuse, and you must be aware of any person who is using the medication in a way that is not approved or without a prescription.

Do I be concerned if I miss a dose?

Since this medication is used only when it is needed and you are not following a regular dosing regimen, If you're taking the medication frequently, you should take the missed dose whenever you remember. Do not take your missed dose if it's nearing the time for the next dose. Don't take any extra medication to make up for the missed dose.

What will happen if I take excessively?

Get medical attention immediately, contact emergency medical assistance, or dial the Poison Help Line at 1-800-222-1222. A dose of codeine that is overdosed could be fatal, particularly for children or any other patient who is taking the medication without a prescription.pupils,complexionsweakening Overdose symptoms may include a slow heart rate, extreme drowsiness, muscles weakening muscles, clammy and cold complexion, altered pupils and falling asleep

What should be avoided?

Histex-AC can affect your reactions or thinking. Avoid operating machinery or driving until you are aware of the effects this medication will have on your thinking and reactions. Drowsiness or extreme dizziness can result in falls or other accidents.

Don't drink alcohol when taking a medication that contains codine. Dangerous side effects or death could happen. Talk to your doctor or pharmacist prior to using or taking any cold, allergy, cough, or sleep medication. A lot of combination medications contain antihistamines, decongestants, and cough suppressants. Combining certain medicines could cause you to take excessive amounts of a specific medicine.

Interaction with other drugs

Consult a physician or pharmacist prior to taking this medication if you're using other medicines such as prescription and over-the-counter medicine, vitamins, and herbal products. Certain medicines may cause undesirable or even dangerous reactions when combined. There are not all the interactions mentioned in this medication guide. The combination of Histex-AC and other medications that cause you to be restless or slow your breathing could result in serious negative side effects or even death. edicine, Ask your doctor prior to taking a sleeping pill, such as narcotic pain medications or prescription cough medicine an anti-muscle relaxant, or medication for anxiety, depression, or seizures.