Sildenafil 50mg VI Japanese Herbal Viagra Authentic Import from Japan 新加坡在线购买

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Description

Japanese Herbal Viagra (Sildenafil 50mg VI[DK])
Authentic Import from Japan

Product Details:

Japanese Name: シルデナフィル錠50mgVI「DK」
English Name: Sildenafil 50mg VI[DK]
Common Chinese Name: 西地那非 (Viagra analog)
Manufacturer: Daiko Pharmaceuticals (大興製薬)
Active Ingredient: Sildenafil (50mg per tablet)
Category: Oral Medication

Indications

Treatment of Erectile Dysfunction (ED).

Key Information

Mechanism: Sildenafil inhibits PDE5, enhancing nitric oxide (NO)-mediated vasodilation in the penis to improve erectile function.
Legacy: Originally developed by Pfizer as Viagra®, now generically produced post-patent expiration.

Side Effects

Common:

Vasodilation, flushing, headache, dizziness, nasal congestion, dyspepsia, visual disturbances (e.g., blurred vision, blue-tinted vision).

Serious (Rare):

Priapism (prolonged erection >4 hours), sudden hearing loss, cardiovascular events (e.g., myocardial infarction), severe hypotension, retinal bleeding.

Full Side Effect List (Non-Exhaustive):

Cardiovascular: Chest pain, palpitations, arrhythmias.
Neurological: Syncope, paresthesia, anxiety, insomnia.
Gastrointestinal: Nausea, diarrhea, dry mouth.
Ocular: Conjunctival redness, photophobia, retinal vascular disorders.
Other: Muscle pain, rash, abnormal liver function tests.

Contraindications & Warnings

Do NOT use if you have:

Hypersensitivity to sildenafil.
Retinitis pigmentosa.
Severe cardiovascular disease (e.g., recent myocardial infarction, stroke within 6 months).
Resting hypotension (<90/50 mmHg) or hypertension (>170/100 mmHg).
Concurrent use of nitrates (e.g., nitroglycerin) or NO donors.
Hepatic impairment or severe renal dysfunction (CrCl <30 mL/min).

Dosage & Administration

Standard Dose:
- 25–50mg (½–1 tablet) taken orally with water 1 hour before sexual activity.
- Max Frequency: Once daily (24-hour interval between doses).
Special Populations:
- Elderly (≥65 years), Hepatic/Renal Impairment: Start with 25mg (½ tablet) due to increased plasma concentration.

Important Notes

Avoid high-fat meals before intake (delays absorption).
Discontinue immediately if priapism, vision loss, or cardiovascular symptoms occur.
Not for recreational use – strictly prescribed for diagnosed ED.

日本名称シルデナフィル锭50mgVI「DK」

英文名称 Sildenafil 50mg VI[DK]

中文名称（坊间）西地那非

制薬会社：大兴制薬

主要成份: Sildenafil（西地那非）

类别：内服薬

内含量/规格：50mg

简介：

西地那非（英语：Sildenafil），又译昔多芬，是一种研发治疗心血管疾病药物时意外发明出的治疗男性勃起功能障碍药物，一般以其商业用名Viagra（中国大陆注册名万艾可，台湾和港澳商品名威而钢）广为人知，在中国大陆其中文俗名「伟哥」更深入民心，而在台湾则俗称「蓝色小药丸」。目前辉瑞制药对西地那非的专利权已过期，其他厂商可以合法制造同种药物。

效能效果

勃起功能障碍

过份使用后反应

血管舒张，潮热，潮红，胸痛，心悸，心动过速，高血压，心律失常，右腿支传导阻滞不全，外周水肿

副作用

血压低，头晕，头痛，头晕，嗜睡，昏迷，感觉异常，腿抽筋，记忆力减退，兴奋，紧张升高，神志不清，思维异常，神经炎，烦躁不安，神经衰弱，焦虑，失眠，嗜睡，AST升高，ALT增加，LAP增加，LDH增加，血液中的甘油三酯增加，γ-GTP增加的血清磷脂增加，淀粉酶加血，血白蛋白减少，血液胆红素升高，总蛋白减少，恶心，胃肠紊乱，口口干，消化不良，腹痛，嗳气，胃炎，胃部不适，腹泻，口唇干燥，舌症，舌苔白，腹胀，便秘，呕吐，吞咽困难，阴茎疼痛，射精障碍，晨报伍德的延伸，半勃起持久，延长勃起，阴茎异常勃起，尿路感染，前列腺疾病，鼻炎，呼吸障碍，鼻塞，咽痛，哮喘，鼻出血，呼吸道感染，感染，鼻窦炎，关节痛，肌肉痛，骨痛，回痛，皮疹，皮肤瘙痒症，眼睑皮肤瘙痒，脱发，男人键入多毛，多汗，皮肤干燥，皮肤疾病，红斑，血细胞比容下降，红细胞压积增高，血红蛋白下降，淋巴细胞减少，淋巴细胞，嗜酸粒细胞增多，血小板减少红细胞，红细胞增多症，白细胞增多，眼部充血，结膜炎，绫视力障碍，视力障碍，眼干，眼痛，屈光不正，闪光幻觉，味觉障碍，味觉丧失，异常流泪，畏光，视力模糊，视力减退，眼底出血，视网膜静脉阻塞，突发性耳聋，CK增加CPK升高，疼痛，发热，BUN升高，流感综合征，淋巴结肿大，血钠下降，血液磷增加，体重增加，增加的血尿酸，尿胆原阳性尿葡萄糖阳性，尿红细胞阳性，尿蛋白阳性，疲劳，乏力，过敏反应，心源性猝死，室性心律失常，脑出血，短暂性脑缺血发作，严重的心血管疾病，精神病和神经系统发作，血尿，双，视力，视力暂时性减退，眼烧灼，眼胀，眼胸闷，暂时丧失眼压增高，视网膜血管疾病，视网膜血管出血，玻璃体脱离，玻璃体牵引，黄斑周围水肿

＊以下人仕使用前必需留意

。过敏症

。视网膜色素变性

。心血管疾病

。严重肝功能不全

。静息收缩压 > 170 mmHg

。在施用硝酸期间

。在施用一氧化氮<NO>供体期间

。非治疗性给药的高血压患者

。不恰当的性行为

。低血压 (血压<90/50 mm Hg)

。静息舒张压 > 100 mmHg