Medication "Calceks": user's manual, reviews
Drugs designed to eliminate symptoms of acute respiratory viral infections, acute respiratory infections and influenza are sold in all pharmacies. But not all patients know what kind of medicine is fighting with signs of colds more effectively. For this, we recommend that you consult a therapist. 
Often for the treatment of acute viral infections, doctors prescribe to their patients a medication called "Calcium".Instructions for use, analogs, reviews and contraindications for this medication are provided below.
Packaging, composition, form of medicament
What form is inherent in the "Calcex"?Instructions for use indicate that this drug can be purchased in the form of tablets. They contain such active substances as the complex salt of methenamine and calcium chloride.
The drug is sold in paper packages.
It should also be noted that this product is available in the form of a powder substance, which is packaged in polyethylene bags.
The action of medicinal tablets
What is a medicine like "Calcex"?Instruction for use informs that it is a remedy that has antiseptic, anti-inflammatory and antihistamine effects.
The effect of this drug is due to the properties of its constituent substances. According to specialists, methenamine belongs to the class of disinfectants and antiseptics, as well as to the group of aldehydes.
The action of the medicine "Calcium"( price, instructions for use will be presented below) is based on the ability of its active substance to decompose in an acidic environment. Formaldehyde is formed, which has anti-inflammatory and antiseptic properties. 
As for calcium chloride, this element reduces the permeability of the vascular walls, which is typical for any inflammatory processes.
Indications for taking medication
In what cases are the Calcium tablets more effective? Instructions for use indicate that this drug is good for acute respiratory infections, among which are especially marked ARI, influenza and others.
Contraindications
When should I not prescribe the medicine "Calcex"?The application instruction states that this drug may cause undesirable effects if it was used with:
- hypoapidity( known) gastric juice;
- pregnancy;
- renal and hepatic insufficiencies of a chronic nature;
- breastfeeding;
- in childhood;
- hypersensitivity to the ingredients of the medication.
"Calcium" medication: method of administration and dose of
It is advisable to take the drug in question only after consulting a doctor. If you are unable to contact your doctor, we recommend that you read the instructions carefully. I agree with her, this medicine should be taken at the first manifestations of colds.
The drug "Kalzeks" is prescribed only to adult patients. It is used in the amount of 1-2 tablets inward up to four times a day.
Therapy with this medication should not last more than 5-6 days. The medication is stopped immediately after all the symptoms of the disease have disappeared.
If after 5-6 days the signs of the disease are not eliminated, then you should cancel the treatment yourself and contact the doctor.
Adverse events
The administration of the drug "Calcium" very rarely causes side effects. Although its use can still provoke a dyspeptic disorder. But, as a rule, this happens rarely enough.
Drug overdose and its interaction
Taking high doses of medication can cause the following symptomatic picture: rapid irritation of the conjunctiva and mucous respiratory tract, nausea, development of glomerulonephritis, diarrhea and vomiting. 
To treat such conditions use tioktovuyu, ascorbic, folic or nicotinic acid.
Price and similar medicines
Do you know about the cost of the "Calceks" medication? Instructions for use will not give an answer to the question posed.
As a rule, the cost of this drug is 30-50 rubles( depending on the form of release, the number of tablets in the pack, the manufacturer, etc.).
The medication "Methenamine calcium chloride" is the closest analogue of the active substance and method of influence to the analogue of "Calcium".As for belonging to the pharmacological group, among them the following similar means are known: "Evcolek," Albotil "," Dekazol "," Viburkol "," Lysozyme ".Use them only after consulting a doctor.
Reviews about the medicinal product "Kalceks"
Reviews about this medication are numerous. They testify to the high effectiveness of the drug, its popularity and relative cheapness( compared to other drugs intended for treatment of acute respiratory infections and influenza).
Some patients report that this remedy is always available in their home medicine cabinet.
If you take a pill with the first symptoms of a cold, then immediately leave fatigue, body aches, chills and stuff.
Adverse reactions to this medication is extremely rare. 
The drawbacks of the drug in question include its inaccessibility. Experts explain this by the fact that the drug "Kalzeks" has a fairly low cost, so it is extremely unfavorable for implementation in pharmacy chains. Although this tool can always be ordered through the Internet.