| Document and Entity Information | Feb. 28, 2023 |
| Document And Entity Information [Line Items] | |
| Entity Tax Identification Number | 00-0000000 |
| Amendment Flag | false |
| Entity Central Index Key | 0001841258 |
| Document Type | 8-K |
| Document Period End Date | Feb. 28, 2023 |
| Entity Registrant Name | EUROPEAN BIOTECH ACQUISITION CORP. |
| Entity File Number | 001-40211 |
| Entity Incorporation State Country Code | E9 |
| Entity Address, Address Line One | EPFL Innovation Park Building |
| Entity Address, Postal Zip Code | 1015 |
| Entity Address, City or Town | Lausanne |
| Entity Address, Country | CH |
| City Area Code | 41 |
| Local Phone Number | 77 976 21 09 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Units Each Consisting Of One Class A Ordinary Share And One Third Of One Redeemable Warrant [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | Units, each consisting of one Class A ordinary share and one-third of one redeemable warrant |
| Trading Symbol | EBACU |
| Security Exchange Name | NASDAQ |
| Capital Unit, Class A [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | Class A ordinary shares, par value $0.0001 per share |
| Trading Symbol | EBAC |
| Security Exchange Name | NASDAQ |
| Warrants Each Whole Warrant Exercisable For One Class A Ordinary Share At An Exercise Price Of 11.50 [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | Warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 |
| Trading Symbol | EBACW |
| Security Exchange Name | NASDAQ |
