Side effects are classified according to organ systems and frequency. The frequency of side effects is defined as follows: very often (greater than or equal to 1/10), often (greater than or equal to 1/100 and less than 1/10), infrequently (greater than or equal to 1/1000 and less than 1/100), rarely greater than or equal to 1/10 000 and less than 1/1000) and very rarely (greater than or equal to 1/100 000 and less than 1/10 000).
In recommended doses, the drug is usually well tolerated.
Paracetamol rarely has a side effect.
On the part of the organs of hematopoiesis: Very rarely: thrombocytopenia, leukopenia, agranulocytosis.
Allergic reactions: Very rarely: anaphylactic shock. hypersensitivity reactions including skin rash, hives, angioedema, Stevens-Johnson syndrome.
On the part of the respiratory system: Very rarely: bronchospasm in patients sensitive to acetylsalicylic acid and other non-steroidal anti-inflammatory drugs (NSAIDs).
From the liver and biliary tract: Very rarely: a violation of the liver. With prolonged use with excess of the recommended dose, hepatotoxic and nephrotoxic effects can be observed.
Phenylephrine
From the nervous system: Often: headache. dizziness, insomnia.
From the side of the central nervous system: Often: increased excitability. Very rarely: irritability, nervous tension.
From the cardiovascular system: Often: increased blood pressure. Rarely: tachycardia, palpitations.
From the side of the digestive system: Often: nausea, vomiting.
From the sense organs: Rarely: mydriasis, acute attack of glaucoma in most cases in patients with closed-angle glaucoma.
From the skin and subcutaneous tissues: Rarely: allergic reactions (skin rash, hives, allergic dermatitis).
From the urinary system: Rarely: dysuria, urinary retention in patients with obstruction of the bladder outlet with prostatic hypertrophy.
Ascorbic acid
The incidence of side effects has not been established.
Allergic reactions: skin rash, skin hyperemia.
From the digestive system: irritation of the mucous membrane of the gastrointestinal tract.
From the hematopoiesis: thrombocytosis, hyperprothrombinemia, erythropenia, neutrophilic leukocytosis, hypokalemia.
When taking ascorbic acid more than 600 mg / day, moderate pollakiuria is possible.
In case of side effects, stop taking the medication immediately and consult a doctor as soon as possible.
If any of the side effects listed in the manual are aggravated, or if you notice any other side effects not listed in the instructions, tell your doctor.
Stop taking the drug and consult a doctor immediately if:
- You experience allergic reactions: skin itching or redness of the skin, difficulty breathing or swelling of the lips, tongue, throat, or face;
- a rash or scaling on the skin, the formation of sores on the oral mucosa;
- you have bruises or bleeding;
- You experience a loss of vision. This may be a consequence of increased intraocular pressure. Very rarely, but this side effect is most likely in patients with glaucoma;
- You feel a strong palpitation or feel an increase in frequency or a disturbance of the heart rhythm;
- You have trouble urinating. More often this side effect is observed in patients with prostatic hypertrophy.
Do not take the drug if you have had a history of breathing problems with acetylsalicylic acid or non-steroid anti-inflammatory drugs.