Sengra Tablet 50mg (Sildenafil Citrate)

Adult dose

For sildenafil, take the recommended dose of 25 to 50 mg orally about 1 hour before sexual activity, and it may be taken anywhere from 4 hours to 30 minutes before sexual activity in some cases. Dosage can be adjusted based on efficacy and tolerability. The following patients should adjust their initial dose to 25 mg: - Aged 65 years and older - Hepatic impairment - Severe renal impairment - Co-administration with CYP3A4 inhibitors - Patients taking ritonavir

This medication can cause a significant drop in blood pressure if taken with nitrate drugs, so it is essential to inform your doctor before taking this medication if you are currently using nitrate preparations. Patients with heart disease should have their cardiac status thoroughly checked before using this medication, and sexual activity should not be recommended if there is a risk to the heart; therefore, this medication should not be used either. As this medication can dilate blood vessels and temporarily lower blood pressure, patients with cardiovascular diseases should exercise particular caution when engaging in sexual activity. Patients with heart rhythm abnormalities, heart failure, unstable angina, low or high blood pressure, and patients with certain eye diseases should take special care when using this medication. If an erection lasts more than 4 hours, immediate medical attention should be sought, as untreated cases can lead to permanent damage. This medication may react sensitively in patients with certain heart valve diseases or severely impaired blood pressure control, requiring caution. Taking this medication with certain antiviral drugs can significantly increase its blood concentration, necessitating dosage adjustments. Patients allergic to this medication or regularly taking nitrate preparations, those with severe cardiovascular diseases, severe liver or kidney diseases, individuals under 18 years of age, women, and those currently using other erectile dysfunction treatments should not use this medication. Patients with penile deformities, bleeding disorders, peptic ulcers, the elderly, patients with severe renal or hepatic failure, and those taking certain medications should use this medication with caution. This medication may cause side effects such as headache, facial flushing, dyspepsia, nasal congestion, dizziness, visual disturbances, and most of these are temporary and mild symptoms. This medication may cause visual disturbances or dizziness when driving or operating machinery, hence caution is advised. Taking this medication with antihypertensive agents or alpha blockers can lead to low blood pressure, so it should be taken following a doctor's instructions. Pregnant or breastfeeding women, individuals under 18 years of age, and women should not take this medication. In case of overdose, symptoms may worsen, requiring immediate medical care.

Serious side effects

Hives, severe swelling (edema), chest tightness, difficulty breathing, cold sweat, pallor, severe rash with fever, blistering, skin peeling, pain in mouth/eye mucous membranes, shortness of breath or difficulty breathing, asthma attack, cough with breathing abnormalities and fever, skin or eyes turning yellow (jaundice), extreme lethargy, sudden and severe headache, thunderclap headache, seizure, confusion of consciousness, visual disturbances, paralysis, urination problems.

Mild side effects

Headache, flushing, dyspepsia, nasal congestion, dizziness, drowsiness, visual disturbances (mild color vision impairment, increased photosensitivity, blurred vision), nausea, vomiting, diarrhea, myalgia, limb pain, dry eyes, fatigue, eye redness, eye pain, glare, rash, itching, lip redness, abdominal pain, dry mouth, hematuria, urinary tract infection, ejaculation problems, musculoskeletal pain, throat discomfort, nosebleed, rhinitis, nasal bleeding, nasal congestion, dry nose, nasal swelling

This medication must be stored in a tightly sealed container to protect it from air and moisture. A storage temperature between 1 degree and 30 degrees Celsius at room temperature is suitable, avoiding excessively hot or cold places.

Appearance

Blue rectangular film-coated tablet

Package unit

10 tablets/box (5 tablets/PTPX2)