Aneron Nyscaps (アネロン「ニスキャップ」): ingredients, dose and warnings in English

Aneron Nyscaps (アネロン「ニスキャップ」) is sold in Japan as a designated class 2 medicine: the box reads 第②類医薬品. The maker writes the name in English as ANERON "NYSCAPS". In 1 capsule: Pheniramine Maleate 30 mg, Ethyl Aminobenzoate 50 mg, Scopolamine Hydrobromide Hydrate 0.2 mg, Anhydrous Caffeine 20 mg, Pyridoxine Hydrochloride 5 mg. The package insert sets the adult dose at 1 capsule, once a day, for ages 15 and over.

Updated October 3, 2026

30mgPheniramine Maleate per dose

1 capsuleAdult dose

1Doses a day

第②類医薬品 · Designated class 2

What is in Aneron Nyscaps

The package insert lists 5 active ingredients in 1 capsule. The middle column is how each one is written on the Japanese box.

Aneron Nyscaps: active ingredients in 1 capsule, from the Japanese package insert
Ingredient	Name on the box	Amount
Pheniramine Maleate	マレイン酸フェニラミン	30 mg
Ethyl Aminobenzoate	アミノ安息香酸エチル	50 mg
Scopolamine Hydrobromide Hydrate	スコポラミン臭化水素酸塩水和物	0.2 mg
Anhydrous Caffeine	無水カフェイン	20 mg
Pyridoxine Hydrochloride	ピリドキシン塩酸塩（ビタミンB6）	5 mg

Additives, as written on the package insert (Japanese)

二酸化ケイ素、ゼラチン、セルロース、白糖、ヒドロキシプロピルセルロース、エチルセルロース、グリセリン脂肪酸エステル、タルク、トウモロコシデンプン、メタクリル酸コポリマーL、ラウリル硫酸Na、没食子酸プロピル、ビタミンB2、赤色3号、黄色5号、青色1号

The maker publishes an English package insert for ANERON "NYSCAPS": SSP: ANERON "NYSCAPS" (English package insert). This page translates the current Japanese package insert on PMDA.

Source: PMDA (Pharmaceuticals and Medical Devices Agency) — アネロン「ニスキャップ」: package insert (添付文書) · SSP — ANERON "NYSCAPS": English package insert

What the package insert lists it for

The approved wording of the Japanese package insert, translated. It is what the product is sold for, not advice on what to take.

Prevention and relief of nausea, dizziness and headache caused by motion sickness

The dose, as written on the package insert

Translated line by line from the directions and dosage (用法・用量) section.

Pheniramine Maleate per dose: 30 mg
Adult dose: 1 capsule
Doses a day: 1
Age: 15 and over

Take the following single dose 1 time a day with water or lukewarm water. However, to prevent motion sickness, take it 30 minutes before boarding a vehicle or ship.

Dose by age, as written on the package insert
Age	Single dose
Adults (15 and over)	1 capsule
Under 15	Do not take

Notes on the directions

(1) Follow the directions and dosage exactly.
(2) It can be taken regardless of whether it is before or after a meal.

Do not

The package insert opens with what you must not do.

(If you do not follow these, your current symptoms may get worse, and side effects or accidents become more likely.)

1. Do not take it if you are one of the following people

Children under 15.

2. Do not use any of the following medicines while taking this medicine

Other motion sickness medicines, cold medicines, pain and fever medicines, sedatives, cough medicines, gastrointestinal pain and spasm relievers, oral medicines containing antihistamines, etc. (oral medicines for rhinitis, allergy medicines, etc.)

3. Do not drive or operate machinery after taking it

(Symptoms such as drowsiness, blurred vision and abnormal sensitivity to light may occur.)

Ask a doctor, pharmacist or registered salesperson

The package insert says to ask for advice in these cases.

1. If you are one of the following people, ask a doctor, pharmacist or registered salesperson for advice before taking it

(1) People who are receiving treatment from a doctor.
(2) Women who are pregnant or think they may be pregnant.
(3) Older people.
(4) People who have had allergic symptoms caused by medicines etc.
(5) People who have the following symptoms. Difficulty urinating
(6) People who have been diagnosed with the following. Glaucoma, heart disease

2. If the following symptoms appear after taking it, they may be side effects, so stop taking it immediately and ask a doctor, pharmacist or registered salesperson for advice, taking this leaflet with you

Possible side effects, by part of the body

Skin: rash/redness, itching
Nervous system: headache
Circulatory system: palpitations
Urinary system: difficulty urinating
Other: flushing of the face, abnormal sensitivity to light

3. The following symptoms may appear after taking it, so if these symptoms continue or get worse, stop taking it and ask a doctor, pharmacist or registered salesperson for advice, taking this leaflet with you

Dry mouth, constipation, diarrhoea, drowsiness, blurred vision

Who can sell it in Japan

The Aneron Nyscaps box carries the class 第②類医薬品, which decides who may sell it.

On the box: 第②類医薬品 (Designated class 2). The box reads 第2類医薬品 with the 2 in a square, or 第②類医薬品.
Who can sell it: A pharmacist or a registered salesperson may sell it.

The five classes on Japanese medicine boxes, side by side

Source: e-Gov law search (Digital Agency, Japan) — Pharmaceutical and Medical Device Act (医薬品医療機器等法), current text · e-Gov law search (Digital Agency, Japan) — Enforcement Regulations of the Pharmaceutical and Medical Device Act (施行規則), current text · Ministry of Health, Labour and Welfare — Designated class 2 medicines (指定第２類医薬品について)

Taking it home

Taking Japanese medicine home: the limits in South Korea, Taiwan, mainland China and Hong Kong

Frequently asked questions

How much Pheniramine Maleate is in Aneron Nyscaps?

30 mg in a dose of 1 capsule, according to the Japanese package insert.

How much Aneron Nyscaps can an adult take in a day?

The package insert sets the adult dose at 1 capsule, once a day.

Can children take Aneron Nyscaps?

No. The package insert says it is not to be taken under 15.

Do I need a pharmacist to buy Aneron Nyscaps?

Aneron Nyscaps is a designated class 2 medicine (第②類医薬品). A pharmacist or a registered salesperson may sell it.

What is Aneron Nyscaps called in Japanese?

アネロン「ニスキャップ」. The Aneron Nyscaps box also carries the class 第②類医薬品.