Generic Name:Cognex

Tacrine is commonly used for treating mild-to-moderate Alzheimer's disease. It works by preventing a specific enzyme from breaking down acetylcholine in the brain. The medication can help slow down the decline of cognitive function, but it is not a cure for Alzheimer's disease. Tacrine hydrochloride has the generic name of Cognex which is a prescription medication approved to treat mild-to-moderate Alzheimer's disease. Although the drug is not a cure for this condition, it can help slow down the worsening of Alzheimer's symptoms and may even temporarily improve them. Tacrine is used for the treatment of Alzheimer's disease. It is a prescription drug that can help improve memory, attention, reason, language, and the ability to perform simple daily tasks in people with mild to moderate Alzheimer's disease. Tacrine can occasionally be used for treating other conditions as well. The other medical uses of this medicine may include the treatment of ADHD and Tourette syndrome.

How to Use Tacrine Capsules

  • Tacrine comes in capsule form. It is usually taken by mouth four times daily.
  • It is best to take tacrine on an empty stomach (between meals), since food can decrease the absorption of tacrine into the body. However, if the medicine bothers your stomach, talk with your healthcare provider about taking it with food (which may help with stomach upset).
  • Be sure to take tacrine at the same times each day to maintain an even level of the medication in your blood.
  • For the medication to work properly, it must be taken as prescribed. Tacrine will not work if you stop taking it.

Cautions before Use Tacrine Capsules

  • Tacrine may affect the heart, possibly causing a dangerously slow heart rate. This is probably more common in people with heart conditions but can occur in people without any heart problems.
  • Tacrine may increase the production of stomach acid, increasing the risk of stomach or intestinal ulcers.
  • It is possible that Tacrine could cause seizures or make seizures worse.
  • Tacrine can impair the bladder’s ability to empty, causing difficulty urinating.
  • If you have a surgery planned, make sure to let your surgeon and anesthesiologist know you are taking tacrine, as tacrine can interact with some medications used during anesthesia.
  • Tacrine may cause a worsening of asthma symptoms.

Tacrine Capsules Side Effects

The side effects which may arise due to the usage of Tacrine are as follows:

  • A dangerously slow heart rate (bradycardia)
  • Stomach ulcers or intestinal ulcers
  • Signs of liver damage, such as yellow eyes or skin or jaundice symptoms
  • Difficulty passing urine
  • Seizures
  • Worsening of asthma
  • Uncontrollable body movements or twitches
  • Signs of an allergic reaction, including an unexplained rash
  • Hives
  • Itching
  • Swelling of the mouth or throat, wheezing
  • Difficulty in breathing

Interactions and Overdose of Tacrine Capsules

Medicines that may cause drug interactions with tacrine include fluvoxamine, theophylline, cimetidine, and nonsteroidal anti-inflammatory drugs. While some interactions can reduce the effectiveness of the medications, others may increase your risk of developing side effects. To help prevent tacrine drug interactions, make sure to talk to your healthcare provider before taking other drugs with the Alzheimer’s medication.

Overdose symptoms may include severe nausea or vomiting, drooling, sweating, slow heart rate, feeling light-headed, fainting, muscle weakness, seizure (convulsions), coma, or respiratory failure like breathing stops in these cases people should take immediate medical support.


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